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Stellar Occultation by (17) Thetis on 2007-04-21 (22:41:45 UT)



Event Details
 Occultation UUID [and db] : cb8a17a8-4115-498d-a800-b42c1850a765 [observed]

 Occultation Date + Time   : 2007-04-21 at 22:41:45 UT +/- 0.01 min  [1]
 Object Designation        : (17) Thetis
 Star Designation          : GDR3 0636614659798851712
 Star Coordinates (ICRF)   : RA = 09 06 04.6308, DE = +20 08 48.411  [2]
 Star Magnitudes           : G = 9.93 mag, RP = 9.3 mag, BP = 10.39 mag
 Object Magnitude          : V = 12.66 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 9.5 sec
 Object Mean Diameter      : 90 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.5 km/s
 Elongation to Moon & Sun  : 40° (sunlit = 26%), Sun = 102°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#138

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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