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Stellar Occultation by (34999) 1978 VC3 on 2023-08-07 (23:18:19 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] : c079e8d8-7af0-4de0-83c7-8bae5ed7ebeb [observed]

 Occultation Date + Time   : 2023-08-07 at 23:18:19 UT +/- 0.19 min  [1]
 Object Designation        : (34999) 1978 VC3
 Star Designation          : GDR3 4095527740832448768
 Star Coordinates (ICRF)   : RA = 18 12 25.9961, DE = -18 40 44.588  [2]
 Star Magnitudes           : G = 13.58 mag, RP = 13.04 mag, BP = 13.95 mag
 Object Magnitude          : V = 18.02 mag
 Estimated Magnitude Drop  : 4.5 mag
 Estimated Max. Duration   : 1.7 sec
 Object Mean Diameter      : 4.4 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 2.5 km/s
 Elongation to Moon & Sun  : 126° (sunlit = 55%), Sun = 138°
 Cross-track uncertainty   : 4.0 mas = 4 km = 0.98 path-width (1-sig)
 RUWE and duplicate source : 1.2 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#42

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


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