Contents asteroid: (79360)Sila satellites: Nunam total number: 14 type: position dates: 2001-2010 observatory: 250 - Hubble Space Telescope Reference W.M. Grundy, S.D. Benecchi, D.L. Rabinowitz, S.B. Porter, L.H. Wasserman, B.A. Skiff, K.S. Noll, A.J. Verbiscer, M.W. Buie, S.W. Tourtellotte, D.C. Stephens, H.F. Levison Mutual events in the Cold Classical transneptunian binary system Sila and Nunam. Icarus. 2012. V. 220. P. 74–83. 2012Icar..220...74G 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 (see in publications) receptor: telescope: Ntel 1 - STIS Ntel 2 - NICMOS Ntel 3 - ACS Ntel 4 - WFPC2 Ntel 5 - WFC3 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 - 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 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 ------------------------------------------------------------------------------------------------------------------- Year Day h Ntel r R g X SigX Y SigY Vprim SigVp Vsec SigVs Month au au deg arcsec arcsec arcsec arcsec --------------------------------------------------------------------------------------------------------------------