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Stellar Occultation by (17866) 1998 KV45 on 2025-12-28 (18:26:24 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] : 492a6400-d997-11f1-43f3-f9293fff3c85 [observed]

 Occultation Date + Time   : 2025-12-28 at 18:26:24 UT +/- 0.0 min  [1]
 Object Designation        : (17866) 1998 KV45
 Star Designation          : GDR3 3453989407839009664
 Star Coordinates (ICRF)   : RA = 06 08 54.7309, DE = +36 41 11.871  [2]
 Star Magnitudes           : G = 11.02 mag, RP = 10.27 mag, BP = 11.62 mag
 Object Magnitude          : V = 17.98 mag
 Estimated Magnitude Drop  : 7.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 15.8 km/s
 Object Mean Diameter      : 7.2 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.5967 arcs/min @ PA = 289 deg
 Horizontal Parallax       : 4.0280 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 72° (sunlit = 61%), Sun = 166°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL62
 Note                      : FP:true

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


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