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Stellar Occultation by (16582) 1992 JS3 on 2025-04-08 (20:57:15 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] : 77fcfbe0-ddb6-11f0-547e-3d77dbffc162 [observed]

 Occultation Date + Time   : 2025-04-08 at 20:57:15 UT +/- 0.01 min  [1]
 Object Designation        : (16582) 1992 JS3
 Star Designation          : GDR3 3964211039901603200
 Star Coordinates (ICRF)   : RA = 11 21 06.7330, DE = +12 39 36.937  [2]
 Star Magnitudes           : G = 12.38 mag, RP = 12.29 mag, BP = 12.42 mag
 Object Magnitude          : V = 17.09 mag
 Estimated Magnitude Drop  : 4.7 mag
 Estimated Max. Duration   : 0.9 sec
 Speed of the shadow       : 5.6 km/s
 Object Mean Diameter      : 4.8 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.3917 arcs/min @ PA = 257 deg
 Horizontal Parallax       : 7.4030 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 14° (sunlit = 85%), Sun = 146°
 Cross-track uncertainty   : 1.7 mas = 1 km = 0.31 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57
 Note                      : FP:true

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


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