wdt_ID | NAIF ID | Body | Datum shape | Note | Mean | Semimajor | Axis b | Semiminor | XC | YC | ZC | Source | Ref | Use in.. | Primary meridian | Coordinate system | Positive coordinate | Range | Ref | Note | URL of source |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 0 | Target name | Reference datum shape | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | Reference, see also http://spatialreference.org/ref/?page=140 | Ref datum used in maps and datasets | Surface definition of the 0° meridian (Archinal et al. 2010), in longitude or primary feature/reference landmark | Coordinate system | Direction of longitudes | 0 | Source of coordinate system data | Source | ||||
2 | 199 | Mercury | Sphere | 2.439,70 | IAU2000 | 20°=Hun Kal | planetographic | W | 360 | Archinal 2010 | |||||||||||
3 | 199 | Mercury | Sphere | 2.440,00 | MESSENGER | MESSENGER | planetocentric | E | 360 | MESSENGER | |||||||||||
4 | 199 | Mercury | Sphere | 2.439,40 | USGS global mosaic 2017 | ||||||||||||||||
5 | 199 | Mercury | Sphere | 2.439,70 | 2.439,70 | 2.439,70 | 2.439,70 | IAU2009 | |||||||||||||
6 | 199 | Mercury | 2.439,40 | 2.440,53 | 2.438,26 | IAU2015 | |||||||||||||||
7 | 299 | Venus | Sphere | 6.051,00 | 0°=Ariadne central peak, previously Eve (Davies et al. 1986) | planetocentric | E | 360 | |||||||||||||
8 | 299 | Venus | Sphere | 6.051,80 | IAU2000 | ||||||||||||||||
9 | 299 | Venus | Sphere | 6.051,00 | IAU 1985 | ||||||||||||||||
10 | 299 | Venus | 6.051,80 | 6.051,80 | 6.051,80 | 6.051,80 | IAU2009 |