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Stellar Occultation by (255) Oppavia on 2024-11-27 (18:09:58 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] : b128de30-ddb5-11f0-547e-06fdfbdbfef8 [observed]

 Occultation Date + Time   : 2024-11-27 at 18:09:58 UT +/- 0.01 min  [1]
 Object Designation        : (255) Oppavia
 Star Designation          : GDR3 2632007331093199872
 Star Coordinates (ICRF)   : RA = 23 16 18.4566, DE = -06 07 04.281  [2]
 Star Magnitudes           : G = 12.87 mag, RP = 12.36 mag, BP = 13.2 mag
 Object Magnitude          : V = 15.91 mag
 Estimated Magnitude Drop  : 3.1 mag
 Estimated Max. Duration   : 5.7 sec
 Speed of the shadow       : 10.0 km/s
 Object Mean Diameter      : 57.4 km  (src: astorb) => apparent = 31 mas
 Apparent Motion           : 0.3217 arcs/min @ PA = 48 deg
 Horizontal Parallax       : 3.4050 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 141° (sunlit = 11%), Sun = 102°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.23 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#78
 Note                      : FP:true

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


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