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Stellar Occultation by (10817) 1993 FR44 on 2025-04-23 (19:47:00 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] : 7f5be2c0-ddb6-11f0-547e-0f9defff3bc5 [observed]

 Occultation Date + Time   : 2025-04-23 at 19:47:00 UT +/- 0.0 min  [1]
 Object Designation        : (10817) 1993 FR44
 Star Designation          : GDR3 3427015840690637952
 Star Coordinates (ICRF)   : RA = 06 08 52.2713, DE = +25 56 13.549  [2]
 Star Magnitudes           : G = 12.41 mag, RP = 11.55 mag, BP = 13.13 mag
 Object Magnitude          : V = 18.32 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 33.5 km/s
 Object Mean Diameter      : 9.6 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.8950 arcs/min @ PA = 94 deg
 Horizontal Parallax       : 2.8400 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 114° (sunlit = 22%), Sun = 58°
 Cross-track uncertainty   : 0.1 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.08 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#54
 Note                      : FP:true

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


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