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Stellar Occultation by (33286) 1998 KA on 2025-04-05 (22:50:12 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] : 75a2df40-ddb6-11f0-547e-c37a4f365402 [observed]

 Occultation Date + Time   : 2025-04-05 at 22:50:12 UT +/- 0.01 min  [1]
 Object Designation        : (33286) 1998 KA
 Star Designation          : GDR3 0655160775259545216
 Star Coordinates (ICRF)   : RA = 08 03 30.4542, DE = +16 05 48.172  [2]
 Star Magnitudes           : G = 12.74 mag, RP = 12.0 mag, BP = 13.33 mag
 Object Magnitude          : V = 19.27 mag
 Estimated Magnitude Drop  : 6.5 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 9.2 km/s
 Object Mean Diameter      : 5.6 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3017 arcs/min @ PA = 93 deg
 Horizontal Parallax       : 3.4760 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 9° (sunlit = 59%), Sun = 103°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.23 path-width (1-sig)
 RUWE and duplicate source : 0.88 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#48
 Note                      : FP:true

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


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