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Stellar Occultation by (237) Coelestina on 2024-09-20 (01:41:44 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] : 68d7fd50-ddb5-11f0-547e-e51eaf7efb08 [observed]

 Occultation Date + Time   : 2024-09-20 at 01:41:44 UT +/- 0.0 min  [1]
 Object Designation        : (237) Coelestina
 Star Designation          : GDR3 0867157955808199040
 Star Coordinates (ICRF)   : RA = 07 42 56.1930, DE = +23 10 22.954  [2]
 Star Magnitudes           : G = 13.09 mag, RP = 12.71 mag, BP = 13.31 mag
 Object Magnitude          : V = 15.02 mag
 Estimated Magnitude Drop  : 2.1 mag
 Estimated Max. Duration   : 1.4 sec
 Speed of the shadow       : 28.5 km/s
 Object Mean Diameter      : 41.1 km  (src: astorb) => apparent = 17 mas
 Apparent Motion           : 0.7217 arcs/min @ PA = 93 deg
 Horizontal Parallax       : 2.6920 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 88° (sunlit = 94%), Sun = 64°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 Note                      : FP:true

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


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