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Stellar Occultation by (49228) 1998 SK137 on 2020-12-26 (23:20:33 UT)



Event Details
 Occultation UUID [and db] : e4679704-0ce6-4dde-a0f8-fecb60a2cbc0 [observed]

 Occultation Date + Time   : 2020-12-26 at 23:20:33 UT +/- 0.02 min  [1]
 Object Designation        : (49228) 1998 SK137
 Star Designation          : GDR3 3411698789019372544
 Star Coordinates (ICRF)   : RA = 04 54 36.6130, DE = +20 43 39.055  [2]
 Star Magnitudes           : G = 13.6 mag, RP = 13.0 mag, BP = 14.03 mag
 Object Magnitude          : V = 18.91 mag
 Estimated Magnitude Drop  : 5.3 mag
 Estimated Max. Duration   : 0.3 sec
 Object Mean Diameter      : 4 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 11.8 km/s
 Elongation to Moon & Sun  : 15° (sunlit = 91%), Sun = 159°
 Cross-track uncertainty   : 3.7 mas = 5 km = 1.31 path-width (1-sig)
 RUWE and duplicate source : 1.09 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#43

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


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