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Stellar Occultation by (113081) 2002 RU64 on 2023-09-15 (23:27:47 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] : 0a308890-ddb4-11f0-547e-4bd9d3ff6aa4 [observed]

 Occultation Date + Time   : 2023-09-15 at 23:27:47 UT +/- 0.0 min  [1]
 Object Designation        : (113081) 2002 RU64
 Star Designation          : GDR3 2341243091740771712
 Star Coordinates (ICRF)   : RA = 23 52 39.0531, DE = -21 35 10.503  [2]
 Star Magnitudes           : G = 10.14 mag, RP = 9.09 mag, BP = 11.27 mag
 Object Magnitude          : V = 17.67 mag
 Estimated Magnitude Drop  : 7.5 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 8.1 km/s
 Object Mean Diameter      : 3.2 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.5817 arcs/min @ PA = 267 deg
 Horizontal Parallax       : 7.6360 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 158° (sunlit = 1%), Sun = 161°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.18 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#31
 Note                      : FP:true

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


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