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Stellar Occultation by (29P) Schwassmann-Wachmann 1 on 2022-12-27 (12:25:14 UT)



Event Details
 Occultation UUID [and db] : 7fd1e5c9-393b-486b-838f-8053c5384e98 [comets]

 Occultation Date + Time   : 2022-12-27 at 12:25:14 UT +/- 0.01 min  [1]
 Object Designation        : (29P) Schwassmann-Wachmann 1
 Star Designation          : GDR3 3434666624851959552
 Star Coordinates (ICRF)   : RA = 06 39 30.8725, DE = +29 28 29.484  [2]
 Star Magnitudes           : G = 13.73 mag, RP = 12.99 mag, BP = 14.33 mag
 Object Magnitude          : V = 17.4 mag
 Estimated Magnitude Drop  : 3.7 mag
 Estimated Max. Duration   : 3.3 sec
 Object Mean Diameter      : 60 km  (src: R.Miles)
 Orbital Class             : 
 Speed of the shadow       : 18.3 km/s
 Elongation to Moon & Sun  : 126° (sunlit = 23%), Sun = 173°
 Cross-track uncertainty   : 3.1 mas = 11 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : CORAv3 (22-12-24)
 Note                      : CORAv3 (RMMKv3): 625 obs. (20090217-20221219) including 2 occ. (2022)

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


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