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Stellar Occultation by (167) Urda on 2021-12-16 (18:07:43 UT)



Event Details
 Occultation UUID [and db] : f9f82ad1-026e-49d0-a6a9-5dde94f80f76 [observed]

 Occultation Date + Time   : 2021-12-16 at 18:07:43 UT +/- 0.01 min  [1]
 Object Designation        : (167) Urda
 Star Designation          : GDR3 2545073860128006016
 Star Coordinates (ICRF)   : RA = 00 12 12.0840, DE = -00 17 43.019  [2]
 Star Magnitudes           : G = 13.45 mag, RP = 12.86 mag, BP = 13.87 mag
 Object Magnitude          : V = 14.71 mag
 Estimated Magnitude Drop  : 1.6 mag
 Estimated Max. Duration   : 3.1 sec
 Object Mean Diameter      : 40 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 12.8 km/s
 Elongation to Moon & Sun  : 56° (sunlit = 95%), Sun = 98°
 Cross-track uncertainty   : 2.0 mas = 3 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#61

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


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