Cora»OccDetail

Stellar Occultation by (45) Eugenia on 2023-09-28 (18:04:06 UT)

Event Details
Occultation UUID [and db] : 30c4eff0-ddb4-11f0-547e-f6c23fee59c6 [observed] Occultation Date + Time : 2023-09-28 at 18:04:06 UT +/- 0.0 min [1] Object Designation : (45) Eugenia Star Designation : GDR3 4132566684101458432 Star Coordinates (ICRF) : RA = 16 50 43.7401, DE = -17 34 01.497 [2] Star Magnitudes : G = 14.0 mag, RP = 13.05 mag, BP = 14.93 mag Object Magnitude : V = 13.12 mag Estimated Magnitude Drop : 0.4 mag Estimated Max. Duration : 7.2 sec Speed of the shadow : 29.8 km/s Object Mean Diameter : 214.6 km (src: astorb) => apparent = 108 mas Apparent Motion : 0.9033 arcs/min @ PA = 103 deg Horizontal Parallax : 3.2220 arcs Dynamical Class : MBA Elongation to Moon & Sun : 103° (sunlit = 99%), Sun = 68° Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#148 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : 30c4eff0-ddb4-11f0-547e-f6c23fee59c6 [observed]

 Occultation Date + Time   : 2023-09-28 at 18:04:06 UT +/- 0.0 min  [1]
 Object Designation        : (45) Eugenia
 Star Designation          : GDR3 4132566684101458432
 Star Coordinates (ICRF)   : RA = 16 50 43.7401, DE = -17 34 01.497  [2]
 Star Magnitudes           : G = 14.0 mag, RP = 13.05 mag, BP = 14.93 mag
 Object Magnitude          : V = 13.12 mag
 Estimated Magnitude Drop  : 0.4 mag
 Estimated Max. Duration   : 7.2 sec
 Speed of the shadow       : 29.8 km/s
 Object Mean Diameter      : 214.6 km  (src: astorb) => apparent = 108 mas
 Apparent Motion           : 0.9033 arcs/min @ PA = 103 deg
 Horizontal Parallax       : 3.2220 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 103° (sunlit = 99%), Sun = 68°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.05 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#148
 Note                      : FP:true

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

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