Some tools are affected by an update and do not function properly or result in error messages. I'm looking into it.
Known issues: Coordinate conversion (errors for some conversions).
Details over datums en ellipsoïdes

Hieronder staan alle parameters die gebruikt worden voor de conversie van coördinaten. Allereerst de verschillende ellipsoïdes die gebruikt worden, met de bijbehorende aslengtes. Vervolgens de kaartdatums met de locatie waar ze toepasbaar zijn en de parameters die nodig zijn om de coördinaten te kunnen transformeren met de Helmert transformatie.
De Helmert transformatie, ook wel zeven-parameter transformatie genoemd, is een transformatie in een drie-dimensionale ruimte en wordt regelmatig gebruikt in geodesy om coördinaten van de ene datum naar een andere datum te transformeren. Coördinaten van referentie systeem B worden afgeleid van referentie systeem A met behulp van de volgende formule:
Helmert transform
waarbij X, Y en Z de carthesische coördinaten zijn van stelsel B en A, cx, cy en cz de drie translatie parameters, s de schaalfactor en rx, ry en rz de drie rotatie parameters.

Ellipsoïdes
NaamCodeSemi-major axis (a)Semi-minor axis (b)Inverse flattening (1/f)
Airy 1830AA6377563.3966356256.9092373299.3249646
Australian NationalAN63781606356774.7191953298.25
Bessel 1841BR6377397.1556356078.9628182299.1528128
Bessel 1841 (Namibia)BN6377483.8656356165.3829663299.1528128
Bessel ModifiedBM6377492.0186356173.5087127299.1528128
CGCS2000SG63781376356752.3141404298.257222101
Clarke 1858CA6378235.66356560.1397606294.2606768
Clarke 1866CC6378206.46356583.799999294.9786982
Clarke 1880CD6378249.1456356514.8695498293.465
Clarke 1880 (IGN)CG6378249.26356515293.46602129363
Clarke 1880 (Benoit)CF6378300.7896356566.435293.46631553898
Everest (Brunei, E. Malaysia (Sabah and Sarawak))EB6377298.5566356097.5503009300.8017
Everest 1830EA6377276.3456356075.4131402300.8017
Everest 1956 (India and Nepal)EC6377301.2436356100.2283681300.8017
Everest (Pakistan)EF6377309.6136356108.5705425300.8017
Everest 1948 (W. Malaysia and Singapore)EE6377304.0636356103.0389931300.8017
Everest 1969 (W. Malaysia)ED6377295.6646356094.6679152300.8017
Geodetic Reference System 1967RE63781606356774.5160907298.247167427
Geodetic Reference System 1980RF63781376356752.3141404298.257222101
Helmert 1906HE63782006356818.1696279298.3
Hough 1960HO63782706356794.3434343297
Indonesian 1974ID63781606356774.5040855298.247
International 1924IN63783886356911.946128297
Krassovsky 1940KA63782456356863.0187731298.3
Modified AiryAM6377340.1896356034.4479385299.3249646
Modified Fischer 1960FA63781556356773.3204827298.3
PZ-90SN63781366356751.3617457298.257839303
South American 1969SA63781606356774.7191953298.25
WGS 1972WD63781356356750.5200161298.26
WGS 1984WE63781376356752.3142452298.257223563
War OfficeWO63783006356751.6891892296
Datums
NaamCodeLocatieEllipsoidHelmert transform parameters
cxcyczsrxryrz
ACCRAACCGhanaWO-199323220000
ADINDANADIEBurkina FasoCD-118-142180000
ADINDANADIFCameroonCD-134-22100000
ADINDANADIAEthiopaCD-165-112060000
ADINDANADICMaliCD-123-202200000
ADINDANADIMMeanCD-166-152040000
ADINDANADIDSenegalCD-128-182240000
ADINDANADIBSudanCD-161-142050000
ANTIGUA ISLAND ASTRO 1943AIAAntiguaCD-27013620000
AIN EL ABD 1970AINABahrainIN-150-250-10000
AIN EL ABD 1970AINBSaudi ArabiaIN-143-23670000
AMERICAN SAMOA 1962AMASamoa IslandsCC-1151184260000
RD. AMERSFOORTAME-7NetherlandsBR56549.9465.84.08-0.4090.36-1.869
AMERSFOORTAMENetherlandsBR56549.9465.84.08-0.4090.36-1.869
ANNA 1 ASTRO 1965ANOCocos IslandsAN-491-224350000
ARC 1950ARFMSouthern AfricaCD-143-90-2940000
ARC 1950ARFABotswanaCD-138-105-2890000
ARC 1950ARFHBurundiCD-153-5-2920000
ARC 1950ARFBLesothoCD-125-108-2950000
ARC 1950ARFCMalawiCD-161-73-3170000
ARC 1950ARFDSwazilandCD-134-105-2950000
ARC 1950ARFEZaireCD-169-19-2780000
ARC 1950ARFFZambiaCD-147-74-2830000
ARC 1950ARF-7ZimbabweCD-111.16-186.64-301.341.776-4.023-2.8384.899
ARC 1960ARS-7KenyaCD-62.44-209.9517.837.382-6.78577.667.2059
ARC 1960ARSBTanzaniaCD-175-23-3030000
ASCENSION ISLAND 1958ASCAscensionIN-205107530000
MONTSERRAT IS. ASTRO 1958ASMMontserratCD1743593650000
ASTRO STATION 1952ASQMarcus IslandsIN124-234-250000
ASTRO BEACON E 1845ATFIwo JimaIN14575-2720000
AUSTRALIAN GEODETIC 1966AUAAustraliaAN-133-481480000
AUSTRALIAN GEODETIC 1984AUG-7AustraliaAN-116-50.47141.690.09830.230.390.344
DJAKARTABATIndonesiaBR-377681-500000
BEKAA BASE SOUTH ENDBEK-7LebanonCG-465.05440.8341.415.289-3.88771-11.3482-27.4139
BERMUDA 1957BERBermudaCC-732132960000
BISSAUBIDGuinea BissauIN-173253270000
BOGOTA OBSERVATORYBOOColombiaIN307304-3180000
BERNE (1898)BRESwitzerlandBR660.07713.551369.3445.66-0.805-0.578-0.952
BUKIT RIMPAHBURIndonesiaBR-384664-480000
CAPE CANAVERALCACFlorida & BahamasCC-21511810000
CAMPO INCHAUSPE 1969CAIArgentinaIN-148136900000
CANTON ASTRO 1966CAOPhoenix IslandsIN298-304-3750000
CAPECAPSouth AfricaCD-136-108-2920000
CAMP AREA ASTROCAZAntarcticaIN-104-1292390000
S-JTSKCCD-7SlovakiaBR55968.7451.55.717.924.0734.251
CARTHAGECGETunisiaCG-26364310000
CHATHAM ISLAND ASTRO 1971CHINew ZealandIN175-381130000
CHUA ASTROCHUParaguayIN-134229-290000
CH1903+CHW-7SwitzerlandBR674.415.1405.30000
CORREGO ALEGRECOABrazilIN-206172-60000
OBSERVATOROICPR-7Mozambique SouthCC-153-227-25516.99-1.986-0.0333.866
CYPRUS 1935CYP-7CyprusCA-104.24-16.713843.593-60.0950.904970.641313.01174
ESTONIA 1937CSEEstoniaBR3741505880000
DABOLADALGuineaCD-83371240000
DECEPTION ISLANDDIDAntarcticaCD26012-1470000
GUX 1 ASTRODOBGuadalcanal IslandIN252-209-7510000
EASTER ISLAND 1967EASEaster IslandIN2111471110000
WAKE-ENIWETOK 1960ENWMarshall IslandsHO10252-380000
EUROPEAN DATUM 1950EURMEuropeIN-87-98-1210000
EUROPEAN DATUM 1950EURAWestern EuropeIN-87-96-1200000
EUROPEAN DATUM 1950EURCNorway & FinlandIN-87-95-1200000
EUROPEAN DATUM 1950EUR-7OmanIN-137.34-189.51-2.6-8.017-4.57352.62570.6849
EUROPEAN DATUM 1950EURFormer Yugoslavia NIN-83-96-1170000
EUROPEAN DATUM 1950EURDPortugal and SpainIN-84-107-1200000
EUROPEAN DATUM 1950EURIItaly - SardiniaIN-97-103-1200000
EUROPEAN DATUM 1950EURJItaly - SicilyIN-97-88-1350000
EUROPEAN DATUM 1950EURLMaltaIN-107-88-1490000
EUROPEAN DATUM 1950EURBGreeceIN-84-95-1300000
EUROPEAN DATUM 1950EURTTunisiaIN-112-77-1450000
EUROPEAN DATUM 1950EURFEgyptIN-130-117-1510000
EUROPEAN DATUM 1950EURHIranIN-117-132-1640000
EUROPEAN DATUM 1950EURSMiddle EastIN-103-106-1410000
EUROPEAN 1979EUSPortugalIN-81.548-94.168-118.7290000
ETRF89EUTEuropeRF0000000
FAHUDFAH-7OmanCD-173.69-247.71162.0819.727-1.141-2.73088.6343
OBSERVATORIO MET. 1939FLOFloresIN-425-169810000
FORT THOMAS 1955FOTSt Kitts-NevisCD-72152250000
GAN 1970GAARep. of MaldivesIN-133-321500000
GEOCENTRIC DATUM AUSTRALIAGDSAustraliaRF0000000
GEODETIC DATUM 1949GEO-7New ZealandIN59.47-5.04187.44-4.59930.47-0.11.024
DOS 1968GIZGizo IslandsIN230-199-7520000
GRACIOSA BASE SW 1948GRAAzoresIN-104167-380000
GGRS87GRXGreeceRF-199.8774.79246.620000
GUNUNG SEGARAGSEIndonesiaBR-403684410000
GUAM 1963GUAGuamCC-100-2482590000
HELSINKI. KALLIO CHURCHHEL-7FinlandIN-84.8-208-96.3-0.0232.3613.09
HERAT NORTHHENAfghanistanIN-333-2221140000
HERMANNSKOGELHER-7Former YugoslaviaBR515.149186.233511.9590.7825.497213.51742-12.948
HITO XVIII 1963HITChileIN16196930000
HJORSEY 1955HJOIcelandIN-7346-860000
HONG KONG 1963HKDHong KongIN-156-271-1890000
HONG KONG 1980HKEHong KongIN-156.8-269-188.20000
HU-TZU-SHANHTNTaiwanIN-637-549-2030000
HUNGARIAN DATUM 1972HUY-7HungaryRE-56.9467.9119.32-1.090.20.320.42
BELLEVUE (IGN)IBEEfate IslandIN-127-7694720000
INDONESIAN 1974IDNIndonesiaID-24-1550000
IRAQ-KUWAIT BOUNDARY 1992IKBIraq/ KuwaitRF0000000
INDIANIND-7BangladeshEA79.2670.323011.03400-7.274
INDIANINDIIndia & NepalEC2957362570000
INDIANINDPPakistanEF2836822310000
INDIAN 1954INFAThailandEA2178232990000
INDIAN 1960INGBCon Son IslandEA1829153440000
INDIAN 1960INGAVietnamEA1988813170000
1 INDIAN 1975INHA1ThailandEA2108142890000
IRELAND 1965IRL-7IrelandAM482.53-130.596564.5578.15-1.042-0.214-0.631
ISTS 061 ASTRO 1968ISGSouth GeorgiaIN-794119-2980000
ISTS 073 Astro 1969ISTDiego GarciaIN208-435-2290000
JOHNSTON ISLAND 1961JOHJohnston IslandIN189-79-2020000
KANDAWALA JACKSON?KAN-7Sri LankaEA33.7886.1105.3-20.187-0.110.3693.701
KERTAU 1948KEA-7Malaysia W & Sing.EE-366.94719.29-88.939.0932.4982.142-12.057
KERGUELEN ISLAND 1949KEGKerguelen IslandIN145-1871030000
KOREAN GEODETIC SYSTEM 1995KGSSouth KoreaWE0000000
KKJKKX-7FinlandIN-90.7-106.1-119.21.374.090.218-1.05
KUSAIE ASTRO 1951KUSCaroline IslandIN6471777-11240000
LC5 ASTRO 1961LCFCayman BracCC421241470000
LEIGONLEH-7GhanaCD-135.5813.23364.130.7192.0168-0.02560.8091
LIBERIA 1964LIBLiberiaCD-9040880000
LISBON (Castelo di Sao Jorge) D73LIS-7PortugalIN-238.285.229.92.030.1660.0461.248
LKS94LTHLithuaniaRF0000000
LUZONLUZBPhilipines - MindanaoCC-133-79-720000
LUZONLUZAPhilipinesCC-133-77-510000
MASSAWAMASEritreaBR639405600000
MERCHICHMERMorrocoCD31146470000
MIDWAY ASTRO 1961MIDMidway IslandsIN912-5812270000
MAHE 1971MIKSeychelles - Mahe Is.CD41-220-1340000
MINNAMINACameroonCD-81-841150000
MINNAMINBNigeriaCD-92-931220000
ROME 1940MOD-7Italy - SicilyIN-50.2-50.484.8-28.08-0.69-2.0120.459
M PORALOKOMPOGabonCD-74-130420000
VITI LEVU 1916MVSFiji - Viti LevuCD51391-360000
NAHRWANNAHAOman - Masirah IslandCD-247-1483690000
NAHRWANNAHCSaudi ArabiaCD-243-1924770000
NAHRWANNAHBUnited Arab EmiratesCD-249-1563810000
NAPARIMANAPTrinidad & TobagoIN-103751650000
NORTH AMERICAN 1983NARAUS - AlaskaRF0000000
NORTH AMERICAN 1983NAREUS - AleutianRF-2040000
NORTH AMERICAN 1983NARBCanadaRF0000000
NORTH AMERICAN 1983NARCUS - CONUSRF0000000
NORTH AMERICAN 1983NARHUS - HawaiiRF11-10000
NORTH AMERICAN 1983NARDMexicoRF0000000
NORTH AMERICAN 1927NASDUS - AlaskaCC-51351720000
NORTH AMERICAN 1927NASECanadaCC-101581870000
NORTH AMERICAN 1927NASFCanada - Alberta/ British ColumbiaCC-71621880000
NORTH AMERICAN 1927NASVUS - Aleutian EastCC-21521490000
NORTH AMERICAN 1927NASWUS - Aleutian WestCC22041050000
NORTH AMERICAN 1927NASQBahamasCC-41541780000
NORTH AMERICAN 1927NASOCanal ZoneCC01252010000
NORTH AMERICAN 1927NASPCaribbeanCC-31421830000
NORTH AMERICAN 1927NASNCentral AmericaCC01251940000
NORTH AMERICAN 1927NASCUS - CONUSCC-81601760000
NORTH AMERICAN 1927NASTCubaCC-91521780000
NORTH AMERICAN 1927NASGCanada EastCC-221601900000
NORTH AMERICAN 1927NASAUS - EasternCC-91611790000
NORTH AMERICAN 1927NASUGreenlandCC111141950000
NORTH AMERICAN 1927NASHCanada - Manitoba/ OntarioCC-91571840000
NORTH AMERICAN 1927NASLMexicoCC-121301900000
NORTH AMERICAN 1927NASICanada - NW TerritoryCC41591880000
NORTH AMERICAN 1927NASRSan SalvadorCC11401650000
NORTH AMERICAN 1927NASBUS - WesternCC-81591750000
NORTH AMERICAN 1927NASJCanada - YukonCC-71391810000
NTFNFRFranceCG-168-603200000
NGO 1948NGO-7NorwayBM278.393474.56.217.8890.05-6.61
NORTH SAHARA 1959NSDAlgeriaCD-186-933100000
BELGIUM DATUM 1972ODU-7BelgiumIN-99.153.3-112.5-10.419-0.831.885
OLD EGYPTIAN 1907OEGEgyptHE-130110-130000
ORDNANCE GB 1936OGB-7GB - Great BritainAA446.448-125.157542.06-20.490.150.2470.8421
OLD HAWAIIANOHAMUS - Hawaii MeanCC61-285-1810000
OLD HAWAIIANOHAAUS - HawaiiCC89-279-1830000
OLD HAWAIIANOHABUS - KauaiCC45-290-1720000
OLD HAWAIIANOHACUS - MauiCC65-290-1900000
OLD HAWAIIANOHADUS - OahuCC58-283-1820000
OLD HAWAIIANOHIMUS - HawaiiIN201-228-3460000
OLD HAWAIIANOHIAUS - HawaiiIN229-222-3480000
OLD HAWAIIANOHIBUS - KauaiIN185-233-3370000
OLD HAWAIIANOHICUS - MauiIN205-233-3550000
OLD HAWAIIANOHIDUS - OahuIN198-226-3470000
PALESTINE 1928PALIsraelCF-223-702710000
AYABELLA LIGHTHOUSEPHADjiboutiCD-79-1291450000
PITCAIRN ASTRO 1967PITPitcairn IslandIN185165420000
PICO DE LAS NIEVES.PLNSpain - Canary IslandsIN-307-921270000
PORTO SANTO 1936.POSPortugal - MaderiaIN-499-2493140000
PROV. S AMERICAN 1956PRPABoliviaIN-270188-3880000
PROV. S AMERICAN 1956PRPDColombiaIN-282169-3710000
PROV. S AMERICAN 1956PRPEEcuadorIN-278171-3670000
PROV. S AMERICAN 1956PRPFGuyanaIN-298159-3690000
PROV. S AMERICAN 1956PRPBChile NorthIN-270183-3900000
PROV. S AMERICAN 1956PRPGPeruIN-279175-3790000
PROV. S AMERICAN 1956PRPMSouth AmericaIN-288175-3760000
PROV. S AMERICAN 1956PRPCChile SouthIN-305243-4420000
PROV. S AMERICAN 1956PRP-7VenezuelaIN-197.43139.39-192.8-5.1095.2661.238-2.381
POINT 58PTBBurkina Faso & NigerCD-106-1291650000
POINT NOIRE 1948PTNCongoCD-14851-2910000
PULKOVO 1942PUKRussiaKA28-130-950000
PULKOVO 1942PUK-7EstoniaKA21.58719-97.541-60.925-4.61211.013780.581170.2348
PUERTO RICO & Virgin Is.PURPuerto Rico & Virgin IslandsCC1172-1010000
QATAR NATIONAL 1974QAT-7QatarIN-126.44-298.86-10.923.731.230.270.85
QATAR NATIONAL 1995QAR-7QatarIN-119.425-303.6587-11.000613.657071.16430.174461.096259
QORNOQQUOGreenland SouthIN164138-1890000
DHDN (RAUENBERG)RAU-7GermanyBR5821054148.31.040.35-3.08
REUNIONREUMascarene IsIN94-948-12620000
RT90RTS-7SwedenBR414.141.3603.10-0.8552.141-7.023
SANTO (DOS) 1965SAEVanuatu - Espirito SantoIN17042840000
SOUTH AMERICAN 1969SANAArgentinaSA-62-1-370000
SOUTH AMERICAN 1969SANJGalapagosSA-4726-420000
SOUTH AMERICAN 1969SANBBoliviaSA-612-480000
SOUTH AMERICAN 1969SANCBrazilSA-60-2-410000
SOUTH AMERICAN 1969SANDChileSA-75-1-440000
SOUTH AMERICAN 1969SANEColombiaSA-446-360000
SOUTH AMERICAN 1969SANFEcuadorSA-483-440000
SOUTH AMERICAN 1969SANGGuyanaSA-533-470000
SOUTH AMERICAN 1969SANHParaguaySA-612-330000
SOUTH AMERICAN 1969SANIPeruSA-580-440000
SOUTH AMERICAN 1969SANMSouth AmericaSA-571-410000
SOUTH AMERICAN 1969SANKTrinidadSA-4512-330000
SOUTH AMERICAN 1969SANLVenezuelaSA-458-330000
SAO BRAZSAOSanta Maria IslandsIN-203141530000
SAPPER HILL 1943 (2000 adjSAP-7Falkland IslandsIN-120.379126.35895.91-0.349-0.092472.49933-10.54206
SCHWARZECKSCKNamibiaBN61697-2510000
SOUTH EAST ISLANDSEI-7SeychellesCD30.768-129.01-91.673-10.901-1.98477.513280.64532
SOVIET GEODETIC SYSTEM 85SGA-7RussiaSG0040000.6
PZ90 (GLONASS)SGB-7RussiaSN-1.1-0.3-0.90000.169
SELVAGEM GRANDE 1938SGMSalvage IslandIN-289-124600000
ASTRO DOS 71/4SHBSt HelenaIN-320550-4940000
SIERRA LEONE DATUM 1960SIBSierra LeoneCD-8841010000
SIRGASSIRSouth AmericaRF0000000
SOUTH ASIASOASingaporeFA7-10-260000
S-42 (PULKOVO 1942)SPKFAlbaniaKA24-130-920000
S-42 (PK42)SPKCCzechoslavakiaKA26-121-780000
S-42 (PULKOVO 1942)SPKAHungaryKA28-121-770000
S-42 (PULKOVO 1942)SPKDLatviaKA24-124-820000
S-42 (PK 1942)SPKEKazakhstanKA15-130-840000
SYSTEM 1942/58 (PULKOVO 1942)SPK-7PolandKA33.4-146.6-76.3-0.84-0.359-0.0530.844
S-42 (PULKOVO 1942)SPKBPolandKA23-124-820000
S-42 (PULKOVO 1942)SPKGRomaniaKA28-121-770000
S-42 (PULKOVO 1942)SPKAfghanistanKA15-130-840000
TANANARIVE OBSERVATORYTAN-7MadagascarIN-242.75-191.8-105.561.1490.9131.137-2.698
TRISTAN ASTRO 1968TDCTristan da CunhaIN-632438-6090000
TETETEC-7MozambiqueCC-107-167-2119.280.8710.2070.992
TIMBALAI 1948 (Everest)TIL-7Malaysia E & BruneiEB-582.33671.57-108.156.4951.7440.562.876
TIMBALAI 1968. Adj of 1948TIM-7Malaysia E & BruneiBR-528566.18-75.249.2161.1370.1943.034
TIMBALAI 1968. Adj of 1948TIN-7Malaysia E & BruneiEB-541.8667.65-63.429.1390.478-0.244.019
TIMBALAI 1948 (Bessel)TIV-7Malaysia E & BruneiBR-496.34580.76-44.318.820.0980.0184.146
TOKYOTOYAJapanBR-1485076850000
TOKYOTOYB1South KoreaBR-1475066870000
TOKYOTOYCJapan - OkinawaBR-1585076760000
ASTRO TERN ISLAND (FRIG) 1961TRNAntarcticaIN114-116-3330000
VOIROL 1875VOIAlgeriaCG-73-2472270000
WAKE ISLAND ASTRO 1952WAKWake IslandIN276-571490000
WORLD GEODETIC SYSTEM 1972WGC-7WorldWD004.50.219000.554
WORLD GEODETIC SYSTEM 1984WGS84WorldWE0000000
YACAREYACUruguayIN-155171370000
ZANDERIJZANSurinameIN-265120-3580000
LUXEMBOURG NTLUX-7LuxembourgIN-19313.7-39.30.43-0.41-2.9332.688
HARTEBEESTHOCK 1994HARSouth AfricaRF0000000
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