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Stellar Occultation by (16) Psyche on 2024-10-08 (21:41:08 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] : 1fc24090-c357-11ef-5276-2856ffef604c [observed]

 Occultation Date + Time   : 2024-10-08 at 21:41:08 UT +/- 0.14 min  [1]
 Object Designation        : (16) Psyche
 Star Designation          : GDR3 6861426348052317440
 Star Coordinates (ICRF)   : RA = 20 42 39.7788, DE = -18 06 34.717  [2]
 Star Magnitudes           : G = 7.27 mag, RP = 6.99 mag, BP = 7.42 mag
 Object Magnitude          : V = 10.86 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 39.9 sec
 Object Mean Diameter      : 253 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 6.3 km/s
 Elongation to Moon & Sun  : 45° (sunlit = 31%), Sun = 112°
 Cross-track uncertainty   : 17.0 mas = 25 km = 0.10 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL#91

 Object is a <Gaia mass determination> target !

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


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