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Stellar Occultation by (49654) 1999 JV85 on 2025-12-21 (20:11:28 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] : 70e91000-d996-11f1-43f3-b59eeff95de1 [observed]

 Occultation Date + Time   : 2025-12-21 at 20:11:28 UT +/- 0.01 min  [1]
 Object Designation        : (49654) 1999 JV85
 Star Designation          : GDR3 0030239769515290752
 Star Coordinates (ICRF)   : RA = 03 15 01.0920, DE = +14 52 49.696  [2]
 Star Magnitudes           : G = 14.21 mag, RP = 13.52 mag, BP = 14.75 mag
 Object Magnitude          : V = 18.42 mag
 Estimated Magnitude Drop  : 4.2 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 8.4 km/s
 Object Mean Diameter      : 6.8 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.3083 arcs/min @ PA = 291 deg
 Horizontal Parallax       : 3.9160 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 120° (sunlit = 3%), Sun = 140°
 Cross-track uncertainty   : 1.3 mas = 2 km = 0.31 path-width (1-sig)
 RUWE and duplicate source : 1.17 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL54
 Note                      : FP:true

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


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