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Stellar Occultation by (135264) 2001 SW73 on 2023-11-18 (21:34:38 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] : 51d6907b-f957-4668-bca4-b5710a5c0c00 [observed]

 Occultation Date + Time   : 2023-11-18 at 21:34:38 UT +/- 0.07 min  [1]
 Object Designation        : (135264) 2001 SW73
 Star Designation          : GDR3 2539483938716573440
 Star Coordinates (ICRF)   : RA = 01 08 06.2246, DE = +02 45 39.988  [2]
 Star Magnitudes           : G = 11.64 mag, RP = 10.45 mag, BP = 11.63 mag
 Object Magnitude          : V = 18.87 mag
 Estimated Magnitude Drop  : 7.2 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 3.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 8.3 km/s
 Elongation to Moon & Sun  : 71° (sunlit = 33%), Sun = 140°
 Cross-track uncertainty   : 16.7 mas = 21 km = 5.60 path-width (1-sig)
 RUWE and duplicate source : 6.19 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#38

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


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