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Stellar Occultation by (617) Patroclus on 2024-10-18 (16:08:58 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] : 6890e2a0-828d-11ef-6618-705affbe9237 [asteroids]

 Occultation Date + Time   : 2024-10-18 at 16:08:58 UT +/- 0.04 min  [1]
 Object Designation        : (617) Patroclus
 Star Designation          : GDR3 2374247274005555840
 Star Coordinates (ICRF)   : RA = 00 35 55.2062, DE = -14 56 09.735  [2]
 Star Magnitudes           : G = 12.75 mag, RP = 12.19 mag, BP = 13.15 mag
 Object Magnitude          : V = 14.79 mag
 Estimated Magnitude Drop  : 2.2 mag
 Estimated Max. Duration   : 9.4 sec
 Object Mean Diameter      : 140.9 km  (src: astorb)
 Orbital Class             : JTRO
 Speed of the shadow       : 15.0 km/s
 Elongation to Moon & Sun  : 45° (sunlit = 98%), Sun = 151°
 Cross-track uncertainty   : 12.3 mas = 32 km = 0.23 path-width (1-sig)
 RUWE and duplicate source : 1.12 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#85

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


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