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Stellar Occultation by (186389) 2002 JL117 on 2023-12-28 (20:36:32 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] : 4ff651c0-ddb4-11f0-547e-2b3d45f975db [observed]

 Occultation Date + Time   : 2023-12-28 at 20:36:32 UT +/- 0.02 min  [1]
 Object Designation        : (186389) 2002 JL117
 Star Designation          : GDR3 3427751139091849600
 Star Coordinates (ICRF)   : RA = 05 46 36.6602, DE = +23 53 52.978  [2]
 Star Magnitudes           : G = 12.16 mag, RP = 11.25 mag, BP = 13.03 mag
 Object Magnitude          : V = 19.25 mag
 Estimated Magnitude Drop  : 7.1 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 14.6 km/s
 Object Mean Diameter      : 3.5 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5883 arcs/min @ PA = 292 deg
 Horizontal Parallax       : 4.2740 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 31° (sunlit = 97%), Sun = 170°
 Cross-track uncertainty   : 5.0 mas = 7 km = 2.13 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL33
 Note                      : FP:true

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


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