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Stellar Occultation by (23864) 1998 RP64 on 2025-08-12 (02:25:26 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] : 37c97a70-ddb7-11f0-547e-fe2e5dfd64ba [observed]

 Occultation Date + Time   : 2025-08-12 at 02:25:26 UT +/- 0.01 min  [1]
 Object Designation        : (23864) 1998 RP64
 Star Designation          : GDR3 4294442554081522048
 Star Coordinates (ICRF)   : RA = 19 33 15.7647, DE = +06 16 01.084  [2]
 Star Magnitudes           : G = 12.37 mag, RP = 11.0 mag, BP = 14.66 mag
 Object Magnitude          : V = 18.23 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 13.2 km/s
 Object Mean Diameter      : 7.3 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.4950 arcs/min @ PA = 223 deg
 Horizontal Parallax       : 3.9880 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 62° (sunlit = 91%), Sun = 144°
 Cross-track uncertainty   : 0.5 mas = 0 km = 0.11 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#56
 Note                      : FP:true

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


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