Cac cong trinh nghien ciru Dia chat va Dja vat ly bien. Tap XI !SSNJ_859jo070_
NHUNG VAN D £ V £ PHAP LY \ A KY THUAT TRONG XAC DINH RANH GIOI NGOAI THEM LUC DIA TAI KHU VlTC BAG BIEN DONG
Dd Chien Thdng, Nguyen The Tiep. Phimg Vdn Phdch, Hodng Vdn Vuong, Doan The Hicng, Trdn Anh Tudn, Trdn Trong Lap
TOM TAT
Bdo cdo nay ciia nicae Cong Hda Xa Hdi Chit Nghia Viet Nam trinh bay ve mot phan thdm lue dia md rang ciia Viet Nam: khu vice Bdc Bien Ddng (VNM - N) ndm ngoai pham vi 200 hdi ly duac tinh tic dudng ca sa cua Viet Nam. Hai phdn khdc ciia them luc dia md rdng duac tham khao them dd la bdo cdo ve them luc dia ma rdng cua Viet Nam: khu vice Trung lam Bien Ddng (VNM - C) vd them luc dia ma rdng ciia Viet Nam: khu vice Nam Biin Ddng (VNM - S). Ciing vdi bdo cdo I'NM - N hai phdn rieng re vd tdch biet ndy dd hodn chinh de xudt cua nicdc Cdng Hda Xd Hdi Chu Nglva Viet Nam. Cdc viing mien ndy duac minh hoa a hinh 1.
I. MO DAU
Dudng gidi han phia Bae la dudng each dgu tinh tir dudng ca sd giii'a hai nude Viet Nam va Trung Qudc; dudng bien gidi han phia Nam va phia Ddng la dudng ranh gidi ngoai cua them luc dja dugc xac dinh trong Bao cao nay theo digu khoan 76 (8) cdng ude Lign hgp qudc vg luat bign 1982 (UNCLOS 1982); dudng bign phia Tay la dudng gidi han 200 hai ly tinh tir dudng co sd dugc diing xac djnh ranh gidi md rdng lanh hai ciia nude Cdng Hda Xa Hdi Chu NgliTa Viet Nam.
Khoan 3 cua phu luc I, quy dinh vg thu tuc (quy trinh) ciia Uy ban ranh gidi thgm luc dia Lien hgp qudc (Uy ban) nhu sau:
"Bao cao cd the dugc thuc hien d mot qudc gia ven bign cd phan thgm luc dja khong lam phuang hai dgn viec phan djnh ranh gidi ciia cac qudc gia lign quan dugc dg cap eho bao cao sau nay..."
Theo luat nay, bao cao nay xem xet xac djnh vg cac ranh gidi ngoai cua mot phdn thgm luc dja ngoai 200 hai ly tinh hi dudng co sd dugc nude Cdng Hda Xa Hdi Chu NghTa Viet Nam dirng xac djnh them luc dja md rdng cua khu 'vuc Bdc Bign Ddng (VNM - N) thude dac quygn ciia Viet Nam.
II. NHU^NG VAN DE VE P H A P LY LIEN QUAN DEN NIIUNG KHU Vl/C CO Sir QUAN TAM GHONG LAN
Nude Cdng Hda Xa Hdi Chii NghTa Viet Nam, mot trong nhiing nude ven bign tiep giap Bign Ddng vdi chigu dai dudng bd xdp xi 3240 km va la chii quygn ciia qudn dao Tnrdng Sa, Hoang Sa, va ban 300 hdn dao tap tmng tren mot phan Idn ciia Bign Ddng. Qudn dao Hoang Sa va Tmdng Sa ndm d phia Bdc va Ddng Nam cua Bign
ISSN 1859 - 3070 Cac cong trinh nghien ciru Dja chat va Dia vai ly bien. Tap XI
Ddng. Qudn dao Hoiing Sa ndm each thanh phd Da Nang 70 hai ly, bao gdm hon 30 hdn dao Idn nhd, cac bai ngdm, da cudi, nhung dai san hd trai dai tren dien tich .xap xi 30,600 km" tuong duong 8,900 dam vudng. Quan dao Trudng Sa cd hon 100 hdn dao Idn nhd, cac bai ngam, da cudi, nhii'ng dai san hd trai dai trgn dien tich xap xi 250,000 km tuong dirang vdi 72,800 dam vudng.
Viet Nam khang dinh Viet Nam co chii quyen, quygn chii quygn va quygn lai phan trgn vimg bign va them luc dia ciia minh theo UNCLOS 1982. Tuyen bd ciia chinh phii Viet Nam ngay 12/5/1977 vg lanh hai, khu viic tigp giap lanh hai, khu vue dac quygn kinh tg va thgm luc dja Viet Nam nhu sau:
"Thgm lue dja ciia nude Cdng hoa xa hoi chii nghTa Viet Nam bao gdm day bien va Idng diit dudi day bign md rdng vugt qua lanh hai Viet Nam qua sir keo dai tu nhien tir lanh thd Viet Nam tdi mep ngoai ciia ria luc dja hoac tdi khoang each 200 hiii ly tinh tir dudng co sd Viet Nam diing dg do chigu rdng kinh hai noi ma mep ngoai ciia ria luc dia khdng vugt qua khoang each do".
Ngay 10/12/1982, nude Cdng Hda Xa Hdi Chu NghTa Viet Nam da ky UNCLOS va dugc phg chutin ciing ndi dung vao ngay 23/6/1994.
Theo khoiin 2(a), phi^i luc I quy djnh cua Uy ban ve cac thii tuc, Viet Nam mong muon minh chii'ng vdi Uy ban ranh gidi them kic dja ciia Lign hgp quoc cd mot nhin nhan chung vg lanh thd thgm luc dja Viet Nam, khu vue bao cao dang bj tranh chap giii'a ciic qudc gia ven bien lign quan. Tuy nhign, theo digu luat cua UNCLOS 1932, Viet Nam khang dinh them luc dia dugc md rdng cua Viet Nam khu vue Bdc Bign Ddng (VNM - N) khdng bj tranh chdp.
Viet Nam khang djnh Viet Nam cd day du bang chung vg Ijch su va ca sd phap ly hgp phap dg kliang djnh Viet Nam la qudc gia dau tign cd dugc quygn lanh thd ddi vdi quan dao Hoang Sa, Trudng Sa va tigp tuc thuc hien loan quyen vdi hai qudn dao nay mot each cd hieu qua va hda binh theo luat phap qudc tg, do vay, Hoang Sa va Tmdng Sa hoan loan thude Viet Nam.
De cap tdi quan dao Hoang Sa va Trudng Sa, vg ban chdt, Viet Nam ndm giir tdt ca cac dac digm dja ly rigng biet cua hai quan dao nay ma khdng duy tri sir cu trii ciia con ngudi hay chinh sach kinh tg nao, nhu vay, theo Idroan 3. digu 121 cua UNCLOS 1982 da dg cap van dg nay, khdng dugc quygn khai thae thgm luc dja hay khu dac quygn kinh tg trgn hai quan dao nay. Viet Nam khdng djnh rdng bdt ky tranh chdp ve chii quygn ciia quan dao Trudng Sa va Hoang Sa phai dugc giai qiiygt theo luat quoc tg tren phuong dien hda binh, khdng gay anh hudng viec xac djnh ranh gidi ngoai ciia thgm luc dia theo digu 76, UNCLOS 1982.
Digu 9, phi^i hie 11, UNCLOS 1982 chi ra rdng Uy ban se khdng dua ra thanh kign ve phan djnh ranh gidi giira cac qudc gia ven bign doi dien hoac lign ke. Do dd, Uy ban cd quy djnh vg thii kic dg xem xet Bao cao lien quan vg su tranh chip phan djnh ranh gidi thgm luc dia giiia ciic qudc gia.
Cac cons trinh nsihicn ciru Dja chSl ^•a Dja \at ly bii-n. Tap XI ISSN 1859-^070_
v
Theo Idioan 10, digu 76, UNCLOS 1982, Viet Nam mong mudn thdng bao vai Uy ban quan dilm ciia minh \'e su xac dinh ranh gidi ngoai ciia thgm luc dja. Tai do them luc dia md rgng ^•ugt qua 200 hai ly tinh til dudng co sd la khong gay tranh chap
di su xac dinh cua thgm luc dja giua cac qudc gia ven bign ddi dien hoac lign kg.
Theo khoan 2(b) va 5(b) ciia Phu luc I, quy djnh vg thii kic ciia Uy ban, Viet Nam mone mudn Uy ban xem xet bao cao lign quan vg su tranh chdp phan djnh ranh gidi thgm luc dja giira cac qu6c gia nay ma khdng dua nhirng thanh kien lign quan dgn xac dinh ranh gidi dudng bign giua cac qudc gia va bao cao nay dugc trinh tmdc khi Uy ban va nhung kign nghj dugc Uy ban ranh gidi thgm luc dja Lign hgp qudc phe duyet se khdng gay t6n hai den lap trudng cac quoc gia lign quan den tranh chap dat lien hay dudng bien.
Viet Nam co gui kem nhung hiep ude da ky ket vdi cac qudc gia nhu Brunei Darussalain, nude Cdng hoa nhan dan Trung Hoa, Malaysia va nude cdng hoa Philippine cam ket klrdng chdng ddi cac Bao cao ciia cac qudc gia klfac vg ranh gidi ngoai ciia thgm luc dia.
III. KY THUAT XAC DINH RANH GIOI NGOAI 111.1. Su md rong tu nhien
Theo hudng dan ky thuat va klioa hgc cua Uy ban ranh gidi thgm luc dja Lign hgp quoc dugc ky ngay 13/5/1999 (tai lieu hudng ddn), phdn khoan 2.2.3, Viet Nam khdng djnh rdng Vict Nam cd thg minh chimg su md rdng ciia tu nhign vg lanh thd cua Viet Nam tdi ranh gidi ngoai ciia ria luc dja md rdng tkeo tigu chi khoang each 200 hai ly. Do do, Viet Nam da xac djnh ranh gidi ngoai ciia thgm luc dia theo phuang thiic ap dung cac quy dinh dg ra tii' khoan 4 den khoan 10, digu 76, UNCLOS 1982. Bao cao Cling da trinh bay chi ligt phan tich vg sd lieu dja chat vii dja mao giai thich tinh lign tuc cua vo luc dja lu khu vuc luc dia Viet Nam tdi vimg bign vugt qua 200 hai ly d giiia Bign Dong va phia Ddng Nam cua quan dao Hoang Sa.
111.2. Xac dinh viing nen doc luc dja
Trong dg xuat nay, Viet Nam da ap dung hudng dan dg xac djnh ngn ddc luc dja noi ma phan thap hon cua sudn doc luc dja hda nhap vdi dinh cua bd luc dja hoac dinh cua day sau dai duang noi bd luc dia khdng tdn tai.
Khoan 5.4.4 trong tai lieu hudng dan "xac dinh sudn ddc luc dja nhu la phan mep ngoai ciia ria luc dia co xu hudng md rgng tir mep thgm dgn phan cao ho'n cua bd luc dja hoac ciia day sau dai duong noi bd luc dja khdng phat trign. Ngugc lai, bd luc dia la mot tkg tram lich dang ngm cd do thay ddi gradient nhd hon phan ddc kic dia. Tuy nhign, nhigu phan ria luc dja, cac du lieu vg dja ekat va dja mao cd the dugc sir dicing dg trg giiip xac dinh ngn ddc luc dja".
Trong bao cao niiy, Viet Nam da ap diing khoan 5.4.5 trong tai lieu hudng dan, ma d do Uy ban dg nghj viec xac dinh nen ddc luc dja bdi mot qua trinh gdm hai budc.
ISSN 1859-3070 Cac cong trinh nghien ciru Dja chat va Dja vat ly bien. Tap XI
Ddu tign, vice tim mep pHia bign cd thg bdt ddu tir bd kic dja hoac tir day sau dai duong noi bd luc dja khdng phat trign, theo hudng vg phia ddc luc dja. Budc thir hai, tim mep phia luc dja cd thg bat dau tir phan thap hon ciia ddc kic dja theo hudng bd kic dja hoac day sau dai duong noi bd luc dja khdng phat trign.
Trong bao cao nay, Viet Nam cung da ap dicing khoan 5.4.6 trong lai lieu hudng dan, ngn ddc kic dia cd the dugc xac dinh de diing di^ra tren ca sd cac bang chiing dja mao va do sau, Viet Nam da ap dung bang chimg dd dg xac dinh nen ddc luc dia.
Trong mgi trudng kgp, Viet Nam co thg xac dinh ngn doc kic dja bang each sir dung quy luat chung trgn co sd bang chimg dia mao.
III. 3. Xac djnh chan doc luc dia
Viet Nam da xac djnh chan doc luc dja (FOS) trong bao cao nay theo khoan 4(b), digu 76, UNCLOS 1982 nhu sau: "Ngu khdng co bang chimg trai ngugc, chan ddc luc dja se dugc xac djnk tai digm cd sir tkay doi Idn nhat vg do doc tai nen ddc luc dia".
Viet Nam dg xuat rang digu nay tao ra mdi ca chg kep iron^ qua trinh xac dinh dinh diem FOS nhu sau:
- Theo quy kiiit ckung, FOS se dugc xac dinh bang digm cd su' thay ddi Idn nhat vg do ddc lai nen ddc kic dja dugc xac dink bang cac chung cir dia mao va do sau, hoac
- Bang sir thay thg, nai bang chii'ng khac cd san diing dg phan bae lai diem nay, sau dd bang chimg dd dugc dua vao xem xet tinh toiin digm cd djnh FOS. Bang chimg trai ngugc cd dugc kr cac tai lieu dja chat, dja vat ly lai vimg dd.
Do vay, Viet Nam da kgt hgp khoan 5.4.12 va 6.1.10 cua tai lieu hirdng dan trong bao cao nay nhu sau:
- "Noi cd nhigu hon mot thay ddi don le cua do ddc tai ngn doc luc dja, Uy ban ranh gidi thgm luc dja Lign hgp qudc xem nhu la mot quy luat chung dg lira ckgn diem thay doi Idn nhat vg do ddc nhu la mot phuong phap xiic dinh vj iri chan ddc iuc dia.
Su kra ckgn ciia bai ky sir thay doi cue bd ve do ddc tai ngn doc co nghia la su thay doi khac ngoai thay ddi cue dai se dugc Uy ban xem la trudng hgp ngoai le. Su phiin dctin eho viec ap dung su chap nhan nay ddi hoi phai cd bang chimg tnii ngugc ddi vdi quy tac chung... "
- "Cdng uoc khdng quy djnh irng dicing cdng nghe Idroa hgc chuygn dung dg xac djnh vj tri digm chan ddc luc dja khi bang chung trai ngugc doi vdi quy luat chung nay sinh. Uy ban dign giai digu khoan nay nhu la ca hdi eho cac qudc gia ven bign dugc sir dung chimg cir dja vat ly va dja chat tdt nhat va cd sdn dg djnh vj chan d6c luc dja khi ehirng cir ve dja mao cung cap su thay doi Idn nhat vg do ddc nhu la mot quy luat chung khdng hoac khdng thg xac djnh dugc chan ddc luc dja".
Trong bao cao nay, cd 7 diem FOS (FOSOl - FOS07) dugc ckgn vg phia Ddng va phia Nam cua ranh gidi ngoai them lue dia Viet Nam.
Cac cong trinh nghien ciru Dia chat va Dja vat ly bien. Tap XI ISSN iS59 - 3070
Trong s6 7 digm FOS nay, 2 digm FOS 01 va FOS07 dugc xac dinh trgn co sd si,r thay doi Idn nhdt vg do doc lai vimg ngn ddc liac dja. 5 digm tir FOS02 dgn FOS06 dugc xac dinh tren ca sd cac ehirng cii' ngugc lai. Trong 5 digm nay, FOS02, FOS04, FOS06 dugc xac djnh bdi cac chiing cu dja chat va dja vat ly. Theo khoan 6.1.10 trong tai lieu hudng dan, trong bao cao nay, Viet Nam da trinh bay so dd tuyen do sau va dja vat ly tot nhdt lam bdng chimg eho nhung lira ckgn digm FOS (Hinh 2, 3).
III. 4. Xac dinh duong ranh gioi ngoai
Ranh gidi ngoai thgm luc dja trong Bao cao nay dua trgn khoan 4(a)(i), (ii), digu 76, UNCLOS 1982 eho phep xac djnh ranh gidi ngoai ciia them luc dja vugt qua 200 hai ly tinh tii' dudng co sd dung lam mdc dg do chigu rdng lanh hai:
(i) mot dudng dugc xac djnh theo khoan 7 bang each ndi cac digm cd djnh ngoai ciing ma tai dd chigu day tram tich nhd ban 1% so vdi khoang each ngan nhat tinh tii' diem do tdi chan ddc luc dia. (cdng thuc "Gardiner"), hoac
(ii) mdi dudng dugc xac djnh theo khoan 7 bang each ndi nhii'ng digm cd djnh khdng vugt qua 60 hai ly tinh tir digm chan ddc luc dja. (cdng thire "Hedberg").
Viet Nam da su diing ca hai cdng thuc nay trong bao cao. Nhiing dudng dira trgn cong thire Hedberg (60 hai ly tinh tir digm chan ddc luc dja) da eho tat ca 7 digm FOS.
NliLing dudng dua trgn cdng thire Gardiner (1% chigu day trdm tich) da eho 3 digm GPl, GP2 va GP3 dugc xac djnh kr cac digm FOS kiong ung FOSO1, FOS05 va FOS07.
Ngoai ra, theo khoan 5, dieu 76, UNCLOS 1982, nhung diem cd djnh diing dg xac djnh ranh gidi ngoai thgm lue dja md rdng ciia Viet Nam: Phia Bdc (VNM - N) cua bao cao nay khdng vugt qua dudng gidi han 350 hai ly tinh tir dudng co sd diing dg do lanh hai Vict Nam.
Theo khoan 7, dieu 76, UNCLOS 1982, Viet Nam xiic djnh ranh gidi ngoai thgm luc dja md rgng cua Vict Nam: Phia Bdc (VNM - N) vugt qua 200 hai ly ciia bao cao nay bang nhung doan thang noi cac digm cd djnh theo tga do vT do va kinh do dja ly khong vugt qua 60 hai ly.
IV. KET LUAN
Ranh gidi ngoai thgm luc dja md rgng cua Viet Nam: Khu vuc Bdc Biin Ddng (VNM - N) da dugc vach dua tren cac quy djnh dugc thigt lap trong Dieu 76 ciia Uy ban vc luat bign Lien hgp qudc, dac biet theo cac khoan 4 (a) (i) va (ii), 4 (b), 5 va 7.
Dir lieu do sau don lia va da tia dugc sir dung trong viec xac dinh cac digm chan doc luc dja dgc Iheo ria luc dja phia lay Bign Ddng, va du lieu dja chdn dugc sir dung dg xac djnh chieu day trdm tich.
Ria luc dja lay Bign Dong lii mot khu vuc cd sir keo dai tu nhign dgc iheo kic dia Vict Nam vi da dugc ehirng minh cd tinh lign ti^ic vg dja mao, dja vat ly va cac tinh chat vg dja chat cd lien quan dgn khu virc.
ISSN 1859 - 3070 Cac cong trinh nghien ciru Dja chat va Dia \ at ly bien. Tap XI
Ngn ddc luc dja dugc xac djnh tai ria luc dja phia tay Bien Ddng noi hda nhap vdi day sau dai duong. Khu vi^rc ngn ddc kic dja va cac digm chan ddc luc dja da dugc xac djnh sir dicing cac dir lieu do sau don tia va da tia.
Bay digm chan ddc kic dja (FOSl - F0S7) da dugc xac djnh dgc theo ria luc dia (Bang I - Phi^i kic 1). Diem FOSl va F0S7 da dugc lira ckgn tai vj tri co su thay doi Idn nhat vg do doc lai nen ddc luc dia. Cac diem ckan doc tir F0S2 den F0S6 dugc lua chgn dua tren cac bang chimg trai ngugc lai nhung noi khdng phai co su thay ddi Idn nhat ve do ddc tai nen doc. Trong nhung trudng hgp nay, cac du lieu dia chiil va dja vat ly dugc sir dung trong viec chimg minh eho cac vj tri dd. Dudng Hedberg (60 hai ly tir chan ddc luc dja) dugc tao ra lu lat ca cac digm chan doc luc dia.
Chigu day tram tich du eho phep xac djnh dugc 3 digm cd do day tram lich 1%
(cong thire Gardiner), dugc tinh tir cac diem chan doc luc dja 1, 5 va 7. Bg day tram tich nhan dugc tir vice phan tich dii lieu van tdc cdng.
Dudng gidi han 350 hai ly nam d vi tri phia ngoai vg hudng bien doi voi duang cong thire Hedberg vii cac diem Gardiner va nd Idiong dugc su dung trong x'iec xac djnh ranh gidi ngoai.
Dudng ranh gidi ngoai cudi cung bao gdm mot loat cac doan thang ndi tiep nhau ma mdi doan khong dai qua 60 hai ly Iheo dimg khoan 7, digu 76 cua Uy ban. Cac doan thang nay ndi I diem co djnh la; vi tri giao cat cua dudng cdng thire va dudng each dgu dugc tinh tir cac dudng eo sd cua Viet Nam va Trung Quoc; 41 digm cd djnh nam tren dudng Hedberg dugc tinh lir cac diem chan doc F0S2. F0S3 va F0S5; 2 digm cd djnh cd chigu day tram tich 1% va mot digm cd djnh nam tren dudng gidi han 200 hai ly tinh tir dudng co so cua Viet Nam. Danh sach tat ca cac digm cd djnh dugc thg hien trgn bang 2 - Phu kic 1, va dudng ranh gidi ngoai dirge minh hga trgn kink 4.
TAI LIEU THAM KHAO
1. Cdng ude cua Lien Hgp Qudc vg luat Bign ky ngay 10/12/1982 (United Nations Convention On the Law of the Sea - UNCLOS).
2. Tuygn bd cua chink phu Viet Nam ngay 11151X911 \g lank hai. khu \'uc tiep giap, khu vuc dac quyen kink lg \'a thgm luc dia Viet Nam [Statement of 12 May 1977 by the Government of the Socialist Republic of Viet Nam on the Territorial Sea, the Contiguous Zone, the Exclusive Economic Zone and the Continental Shelf).
3. Tuyen bd cua ckink pkii Viet Nam ngay 12/11/1982 vg dudng co sd cua Viet Nam {Statement of 12 iNovember 1982 by the Government of the Socialist Republic of
Viet Nam on the Territorial Sea Baseline of Viet Nam).
Cat cone trinh nghien ciru Dja chat VLI Dja vat ly bien. Tap XI jSSN 1859 -3070
SUMMARY
Legal and technical issues are used for determining outer limits of the Vietnam's extended continental shelf in Northern part of East Sea
Bv Do Chien Thang, Nguyen The Tiep, Phung Van Phach, Hoang Van Vuong, Doan The Hung, Tran Anh Tuan, Tran Trong Lap.
This Submission bv the Socialist Republic of Vietnam (Vietnam) represents a partial submission in respect of Vietnam 's extended continental shelf: North Area (VNM - N), which lies beyond 200 nautical miles (NM) measured from the territorial sea baselines of Vietnam. Two other components of the Vietnam 's extended continental shelf are referred to as Vietnam 's extended continental shelf: Central Area (VNM - C) and Vietnam 's extended continental shelf: South Area (I'NM - S). With VNM - N submission, these t^vo additional, separate and partial submissions complete the Socialist Republic of Vietnam Submission. For reference purposes, these areas are illustrated in figure 1.
Ngudi sira bai: TS. Nguyen Hdng Lan Vien Dia chat va Dja vat ly bign, Vien KH&CN Viet Nam
Cac cong trinh nghien ciru Dia chat va Dia vat ly bien. Tap XI ISSN 1859-3070
n
11»-E
'jr^dif'
> '^••. /1<^- - r - , , . M ^
"71
OUTER LIMITS OF THE VIETNAM'S EXTENDED CONTINENTAL SHELF:
NORTH AREA (VNM-N), CENTRAL AREA (VNM-C), SOUTH AREA (VNM-S) LEOENO
I ^ ) f i O f l t i A * f f a ( V M M - H ( i ~ 7 ] S o u l h A f e a i V M M - S ) { " ' " " ] C c f i I / u l A r e a ( V H M - C )
• V i e t n d r n Basoptitnl
— — V w l n a m SaselHia ilr CapfUil
• City C o a j l l i n t Intermatonal C o u n d a r y B a l h ^ m e l r y ( m » l » f » )
• W i Miyh 4021
1 • . ^ - .
Gvodctic D a t u m SpherotJ G(>ml rridjof axl^, a
&smj niinor aids, b Fldtlenuig. l i l Ecccfilftcily s q u a i e d t r P i o j c c i t o n Central MeikJian LaMude ot Ongm PJ1<>S Easimg F J I S C NodhHtg Scale Factor L ^ e a r unrt
. . 0
' A G 384 WGS04 8 378 137.000 iR 6 359 752 314 rr>
298 257 223 560 0.006 694 379 960 13 Mcrcdior loeoo-oo-E 16'00-OO-N 1 000 000 000 rn 1 800 000 000 m 1 oooooo Mel«r
This m s p iS for illuSlr.'JIive p i i r i x i s c i • r l y
Hinh 1: Ban dd thgm luc dja md rdng cua Viet Nam tai Idiu virc Bae Bien Ddng (bao cao "^/NM - N), Icliu vixc Trung tam Bign Ddng (bao cao \'7'1IV[ - C) va ichu-virc Nam
Bien Ddng (bao cao V>-IM - S) theo Dieu 16 cua UMCLOS 19:-2.
ISSN 185<3-30"0 Cac cong trinh nghien ciru Dia chit \ a Dia \iit ly iTJen. Tap XI
Hinli 2: So dd tuygn do sau doll tia, da tia phuc
\Ti xac djnh ranh gidi ngoai thgm luc dja cua Viet Nam tai kliu \Trc Bign Ddng (trong dd cd kliu VU'C Bae Bign Ddng thude bao cao VNM - N).
Hinh 3: So dd Uiygn do dja vat ly (Dja chan, tu' va trong lire) phiic \ai xac dinh ranh gid'i ngoai thgm lire dja cua Viet Nam tai
kliu VU'C Bign D d n g
(trong dd cd khu vuc Bae Bign Ddng thude bao cao
\^N^4 - N).
Cac cong trinh nghien ciru Dia chat va Dja vat ly bien. Tap XI ISSN 1859-3070
LEGEND
• V i e t n a m B a s e p o t a
— Vietnam fliseintt
•^— Vietnam 2 0 0 M l»fnrt Line V « w x a : n SSOU Lrnifl Line
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C ac cone tnnh n-i-en ciru Dia chi:! ^•a Dia vat ly bie-i. lap .XI ISSN 1859-30':^0
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P i n i o n ^ pi Diem CO dinh d u a n g cong thire va c Diem co dinh F 0 S 2 60 hai ly Diem co dinh F 0 S 2 60 hai Iv Diem co dinh F 0 S 2 60 hai Iv Diem CO dinh F 0 S 2 60 hai Iv Diem co dinh F 0 S 2 60 hai ly Diem co dinli F 0 S 2 60 hai !v Diem CO dinh F 0 S 2 60 hai Iv Diem CO dinh F 0 S 2 60 hai Iv Diem CO dinh F 0 S 2 60 hai !v Diem CO dinh F 0 S 2 60 hai ly Diem CO dinh F 0 S 2 60 hai ly Diem CO dinh F 0 S 2 60 hai ly Diem CO dinh FOS2 6 0 h a i iv Diem CO dinh F 0 S 2 60 hai !v Diem CO dinh FOS2 6 0 h r , i ! v Diem CO dinh .FOS2 6 0 h a i Iv Diem CO dinh F 0 S 2 60 hai ly Diem CO dinh F 0 S 2 60 hat !v
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1.00 1.00 1.00 1.00 1.00 1. 00 1.00 l.()0 1.00 1.00
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ISSN 1859-3070 2(;
21 22 23 24 25 26 27 28 29 in
31 32 33 3t
35 36 37 38 39 40 41 42 43 44 45
13.66737996 12.97168998 12.66783774 i2.6654806 12. 65548164 12. 64331504 12.63134108 12.61956318 12.6079845 12.59660836 12. 58543782 12. 57447594 12.56372577 12.55319028 12. 54287234 12. 53277482 12.52290041
12.5132519 12.50383196 12.49464319 12.48568811 12.47696911 12.46848862 12.46035674 11. 67I4I998 10. 79843008
114.526433 114.27286 113. 9938265 113. 9916323 113. 982325 113.9706166 113.9587045 113.9465919 113.9342823 113.9217792 113.9090858 113.8962057 113.8831425 113.8698999 113.8564816 113.842891 113.8291322 113.8152088 113. 8011248 113.7868839 113. 7724902 113.7579476 1 13.7432602 113.7286256 113. 11072 112. 6262326
Cae cong trinh nghien ciru Dia cha Diem CO dinh nam. tren cung each diem F0S3 60 hai ly
Diem CO dinh chieu day tram tich tinh 1%
tu diem F0S5
Diem CO dinh nam tren cung each diem FOS5 60 hai Iv
Diem CO dmh n;im iren cung each diom F0S5 60 hai ly
Diem CO dinli nam tren cuiig each di-em F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem FOS5 60 hai ly
Diem eo dinh nam tren cung each diem F0S5 60 hai ly
Diem eo dinh nam tren cung each diem F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem F0S5 60 hai ly
Diem CO d:nh n.lni tren ';ung each diem F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem F0S5 60 hai ly
Diem CO dinh nam tren cung each diem F0S5 60 hai Iv
DiC'm CO dinh nam tren cung each diem F0S5 60 hai Iv
Diem C(5 dinh nam tren cung each diem F0S5 60 hai ly
Biem CO dinh nam tren cung each diem F0S5 60 hai ly
Diem CO dinh nam tren cung each diem F0S5 60 hai ly
Diem CO djnh n.am tren cung each diem F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem F0S5 60 hai Iv
Diem CO dinli nam tren cung each diem FOS5 60 h.ii ly
Diem CO dinh nam tren cung each diem F0S5 60 hai Iv
Diem CO dinh nam tren cung each diem F0S5 60 hai ly
Diem CO dinh nam tren cung each diem F0S5 60 hai ly
Diem CO dinh chieu day tram fich tinlr 1%
tir dic'in FOS7
Diem CO dinh nam tren duang giai han 200 hai ly (Viet Nam)
va Dia vat ly biin. Tap XI 19
20 21 22
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32 33 34 35 36 37 38 39 40 41 42 43 44
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