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Stellar Occultation by (225) Henrietta on 2021-12-16 (18:39:16 UT)



Event Details
 Occultation UUID [and db] : 3e67d939-4097-4cb4-a715-bc73f8bebdba [observed]

 Occultation Date + Time   : 2021-12-16 at 18:39:16 UT +/- 0.01 min  [1]
 Object Designation        : (225) Henrietta
 Star Designation          : GDR3 3229284690370111872
 Star Coordinates (ICRF)   : RA = 04 45 09.7045, DE = -01 06 51.789  [2]
 Star Magnitudes           : G = 15.51 mag, RP = 15.1 mag, BP = 15.77 mag
 Object Magnitude          : V = 14.66 mag
 Estimated Magnitude Drop  : 0.4 mag
 Estimated Max. Duration   : 7.7 sec
 Object Mean Diameter      : 121 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 15.6 km/s
 Elongation to Moon & Sun  : 25° (sunlit = 95%), Sun = 152°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#129

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


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