Contents.
asteroid: (120347)Salacia
satellites: Actaea
total number: 10
type: position
dates: 2006-2010
observatory: 250 - Hubble Space Telescope
568 - Mauna Kea (W.M. Keck observatory, Hawaii, USA)
Reference.
J.A. Stansberry, W.M. Grundy, M. Mueller, S.D. Benecchi, G.H. Rieke,
K.S. Noll, M.W. Buie, H.F. Levison, S.B. Porter, H.G. Roe.
Physical properties of trans-neptunian binaries (120347) Salacia–Actaea
and (42355) Typhon–Echidna.
Icarus. 2012. V. 219. P. 676–688.
2012Icar..219..676S
Informations.
relative to: the primary
reference frame: astrometric ICRF
centre of frame: topocentric
epoch of equinox: J2000
time scale: UTC
reduction: no information
coordinates: X, Y (secondary relative to primary)
diff. refraction: no information
telescope:
Ntel 1 - Hubble ACS/HRC
Ntel 2 - Hubble WFPC2/PC
Ntel 3 - Keck NIRC2
Comments.
Format.
1. Year of the moment of observation
2. Month of the moment of observation
3. Day of the moment of observation
4. Hour of the moment of observation with decimals, h
5. Number of telescope, Ntel
6. r (au)
7. R (au)
8. g (deg)
9. X (arcsec)
10. SigX (arcsec)
11. Y (arcsec)
12. SigY (arcsec)
13. Vprim - visual magnitude for primary body, -99.9 if value is not given
14. sigVp - estimated uncertainties of Vprim, 0.0 if value is not given
15. Vsec - visual magnitude for secondary body, -99.9 if value is not given
16. SigVs - estimated uncertainties of Vsec, 0.0 if value is not given
17. Nobs- code of observatory
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Year Day h Ntel r R g X SigX Y SigY Vprim SigVp Vsec SigVs Nobs
Month au au deg arcsec arcsec arcsec arcsec
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