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Stellar Occultation by (163440) 2002 RM90 on 2025-11-10 (18:43:43 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] : b18b4220-ddb8-11f0-547e-195acffd22d6 [observed]

 Occultation Date + Time   : 2025-11-10 at 18:43:43 UT +/- 0.02 min  [1]
 Object Designation        : (163440) 2002 RM90
 Star Designation          : GDR3 0015261534926811264
 Star Coordinates (ICRF)   : RA = 03 12 37.2818, DE = +10 14 18.829  [2]
 Star Magnitudes           : G = 12.06 mag, RP = 11.18 mag, BP = 12.87 mag
 Object Magnitude          : V = 18.66 mag
 Estimated Magnitude Drop  : 6.6 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 11.3 km/s
 Object Mean Diameter      : 3.7 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5200 arcs/min @ PA = 250 deg
 Horizontal Parallax       : 4.8810 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 73° (sunlit = 66%), Sun = 173°
 Cross-track uncertainty   : 2.7 mas = 3 km = 0.95 path-width (1-sig)
 RUWE and duplicate source : 1.12 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#44
 Note                      : FP:true

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


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