Contents. asteroid: (88611)Teharonhiawako satellites: Sawiskera total number: 16 type: position dates: 2001 - 2001 observatory: 304 - Las Campanas, Chile 568 - Mauna Kea (W.M. Keck observatory, Hawaii, USA) 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: 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 receptor: telescope: Ntel 1 - Magellan Instant Camera (MagIC) on the Baade, Clay 6.5 m telescopes Ntel 2 - Magellan Instant Camera (MagIC) on the Baade, Clay 6.5 m telescopes Ntel 3 - Keck/NIRC2 Comments. Number of telescope 1 - as described in the paper: Osip D.J., Kern S.D., Elliot J.L., 2003. Physical characterization of the binary Edgeworth-Kuiper belt object 2001 QT297. Earth, Moon, Planets 92, 409–421 Number of telescope 2 - as described in the paper: Kern S.D., 2005. A study of binary Kuiper belt objects. Ph.D. Thesis, Massachusetts 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 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. Nobs- code of observatory ------------------------------------------------------------------------------------------------- Year Day h Ntel r R g X SigX Y SigY Nobs Month AU AU deg arcsec arcsec arcsec arcsec -------------------------------------------------------------------------------------------------