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Stellar Occultation by (41203) 1999 WK7 on 2022-01-31 (19:17:33 UT)



Event Details
 Occultation UUID [and db] : 2bab538f-02f4-45fa-9e74-9476e0861623 [observed]

 Occultation Date + Time   : 2022-01-31 at 19:17:33 UT +/- 0.03 min  [1]
 Object Designation        : (41203) 1999 WK7
 Star Designation          : GDR3 0059712556654889216
 Star Coordinates (ICRF)   : RA = 03 06 34.5483, DE = +18 38 05.996  [2]
 Star Magnitudes           : G = 10.41 mag, RP = 9.64 mag, BP = 11.06 mag
 Object Magnitude          : V = 19.81 mag
 Estimated Magnitude Drop  : 9.4 mag
 Estimated Max. Duration   : 0.7 sec
 Object Mean Diameter      : 7 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.5 km/s
 Elongation to Moon & Sun  : 104° (sunlit = 0%), Sun = 98°
 Cross-track uncertainty   : 1.3 mas = 3 km = 0.47 path-width (1-sig)
 RUWE and duplicate source : 1.06 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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