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Stellar Occultation by (33643) 1999 JJ82 on 2025-12-28 (19:40:00 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] : 02585af0-d997-11f1-43f3-f76bffb5da16 [observed]

 Occultation Date + Time   : 2025-12-28 at 19:40:00 UT +/- 0.0 min  [1]
 Object Designation        : (33643) 1999 JJ82
 Star Designation          : GDR3 3428482142526397440
 Star Coordinates (ICRF)   : RA = 05 44 05.0727, DE = +24 16 18.722  [2]
 Star Magnitudes           : G = 13.01 mag, RP = 11.82 mag, BP = 14.53 mag
 Object Magnitude          : V = 17.02 mag
 Estimated Magnitude Drop  : 4.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 12.1 km/s
 Object Mean Diameter      : 5.8 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.6733 arcs/min @ PA = 291 deg
 Horizontal Parallax       : 5.9410 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 66° (sunlit = 62%), Sun = 169°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 1.39 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL58
 Note                      : FP:true

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


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