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Stellar Occultation by (389313) 2009 SU76 on 2023-11-23 (22:09:32 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] : 4d1b9030-c340-11ef-5276-ee3efaf6d1ba [observed]

 Occultation Date + Time   : 2023-11-23 at 22:09:32 UT +/- 0.17 min  [1]
 Object Designation        : (389313) 2009 SU76
 Star Designation          : GDR3 3366084518350126592
 Star Coordinates (ICRF)   : RA = 07 00 07.6244, DE = +20 50 34.207  [2]
 Star Magnitudes           : G = 12.02 mag, RP = 11.5 mag, BP = 12.38 mag
 Object Magnitude          : V = 20.8 mag
 Estimated Magnitude Drop  : 8.8 mag
 Estimated Max. Duration   : 0.7 sec
 Object Mean Diameter      : 6.1 km  (src: astorb)
 Orbital Class             : JTRO
 Speed of the shadow       : 8.4 km/s
 Elongation to Moon & Sun  : 87° (sunlit = 86%), Sun = 137°
 Cross-track uncertainty   : 23.3 mas = 69 km = 11.36 path-width (1-sig)
 RUWE and duplicate source : 8.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#25

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


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