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Stellar Occultation by (138) Tolosa on 2021-12-29 (21:39:16 UT)



Event Details
 Occultation UUID [and db] : f0a45fd3-aa6e-455e-b51e-9042a954fa88 [observed]

 Occultation Date + Time   : 2021-12-29 at 21:39:16 UT +/- 0.01 min  [1]
 Object Designation        : (138) Tolosa
 Star Designation          : GDR3 0883275078283437952
 Star Coordinates (ICRF)   : RA = 07 13 07.4244, DE = +26 07 35.077  [2]
 Star Magnitudes           : G = 14.31 mag, RP = 13.43 mag, BP = 14.37 mag
 Object Magnitude          : V = 12.86 mag
 Estimated Magnitude Drop  : 0.3 mag
 Estimated Max. Duration   : 3.4 sec
 Object Mean Diameter      : 46 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 13.5 km/s
 Elongation to Moon & Sun  : 118° (sunlit = 21%), Sun = 171°
 Cross-track uncertainty   : 2.8 mas = 3 km = 0.08 path-width (1-sig)
 RUWE and duplicate source : 24.78 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#97

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


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