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Stellar Occultation by (476) Hedwig on 2023-08-31 (02:44:29 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 6a0defde-7313-46c2-ba11-795f7edde63e [observed]

 Occultation Date + Time   : 2023-08-31 at 02:44:29 UT +/- 0.01 min  [1]
 Object Designation        : (476) Hedwig
 Star Designation          : GDR3 3434009288697404800
 Star Coordinates (ICRF)   : RA = 06 33 49.0704, DE = +27 36 13.403  [2]
 Star Magnitudes           : G = 15.37 mag, RP = 14.77 mag, BP = 15.79 mag
 Object Magnitude          : V = 14.45 mag
 Estimated Magnitude Drop  : 0.4 mag
 Estimated Max. Duration   : 3.9 sec
 Object Mean Diameter      : 116.8 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 30.4 km/s
 Elongation to Moon & Sun  : 120° (sunlit = 100%), Sun = 60°
 Cross-track uncertainty   : 1.3 mas = 3 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#128

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


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