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Stellar Occultation by (410) Chloris on 2025-11-28 (04:48:21 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] : cd7d0950-ddb8-11f0-547e-a52fdf27489e [observed]

 Occultation Date + Time   : 2025-11-28 at 04:48:21 UT +/- 0.01 min  [1]
 Object Designation        : (410) Chloris
 Star Designation          : GDR3 3393415594276209408
 Star Coordinates (ICRF)   : RA = 05 01 15.4897, DE = +16 20 43.922  [2]
 Star Magnitudes           : G = 11.71 mag, RP = 10.9 mag, BP = 12.38 mag
 Object Magnitude          : V = 13.25 mag
 Estimated Magnitude Drop  : 1.8 mag
 Estimated Max. Duration   : 7.8 sec
 Speed of the shadow       : 15.9 km/s
 Object Mean Diameter      : 123.5 km  (src: astorb) => apparent = 72 mas
 Apparent Motion           : 0.5567 arcs/min @ PA = 272 deg
 Horizontal Parallax       : 3.7250 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 101° (sunlit = 49%), Sun = 168°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.57 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#92
 Note                      : FP:true

 Object is a <Gaia mass determination> target !

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


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