Contents.
asteroid: (275809)2001 QY297
satellites: companion
total number: 6
type: position
dates: 2006-2008
observatory: 250 - Hubble Space Telescope
Reference.
W.M. Grundy, K.S. Noll, F. Nimmoc, H.G. Roe, M.W. Buie,
S.B. Porter, S.D. Benecchi, D.C. Stephens, H.F. Levison,
J.A. Stansberry
Five new and three improved mutual orbits of transneptunian binaries.
Icarus. 2011. V. 213. P. 678–692.
2011Icar..213..678G
Informations.
relative to: the primary
reference frame: asrtometric ICRF
centre of frame: the primary
epoch of equinox: J2000
time scale: UTC
reduction: no information
coordinates: X, Y (secondary relative to primary)
diff. refraction: no information (see in publications)
receptor:
telescope:
1. ACS
2. WFPC2
Comments.
Format.
1. Year of the moment of observation
2. Month of the moment of observation
3. Day of the moment of observation
4. h - hour of the moment of observation
5. Number of telescope, Ntel
6. r - the distance from the Sun to the target, au
7. R - the distance from the observer to the target, au
8. g - the phase angle - the solar phase angle, degrees
9. X - relative right ascension, arcsec
10. SigX - the error of X, arcsec
11. Y - relative declination, arcsec
12. SigY - the error of Y, arcsec
13. Vprim - visual magnitude for primary bodies
14. sigVp - estimated uncertainties of Vprim
15. Vsec - visual magnitude for secondary bodies
16. SigVs - estimated uncertainties of Vsec
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Year Day h Ntel r R g X SigX Y SigY Vprim SigVp Vsec SigVs
Month au au deg arcsec arcsec arcsec arcsec magn magn magn magn
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