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Stellar Occultation by (21900) Orus on 2022-12-16 (01:10:53 UT)



Event Details
 Occultation UUID [and db] : cfaee41b-55f7-4544-b43c-0ed47f6f11b4 [observed]

 Occultation Date + Time   : 2022-12-16 at 01:10:53 UT +/- 0.06 min  [1]
 Object Designation        : (21900) Orus
 Star Designation          : GDR3 0052846553217624832
 Star Coordinates (ICRF)   : RA = 04 14 39.8882, DE = +22 56 35.891  [2]
 Star Magnitudes           : G = 14.79 mag, RP = 13.88 mag, BP = 15.61 mag
 Object Magnitude          : V = 16.88 mag
 Estimated Magnitude Drop  : 2.2 mag
 Estimated Max. Duration   : 2.2 sec
 Object Mean Diameter      : 33 km  (src: astorb)
 Orbital Class             : JTRO
 Speed of the shadow       : 15.4 km/s
 Elongation to Moon & Sun  : 104° (sunlit = 53%), Sun = 162°
 Cross-track uncertainty   : 1.7 mas = 4 km = 0.15 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#37

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


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