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Stellar Occultation by (42370) 2002 CB137 on 2026-10-12 (20:00:20 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] : 8223be70-d9b3-11f1-43f3-6d6e93dcdc8c [observed]

 Occultation Date + Time   : 2026-10-12 at 20:00:20 UT +/- 0.01 min  [1]
 Object Designation        : (42370) 2002 CB137
 Star Designation          : GDR3 0123674515297731584
 Star Coordinates (ICRF)   : RA = 03 08 07.5264, DE = +31 28 51.653  [2]
 Star Magnitudes           : G = 13.45 mag, RP = 12.74 mag, BP = 14.03 mag
 Object Magnitude          : V = 19.67 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 9.9 km/s
 Object Mean Diameter      : 3.6 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3783 arcs/min @ PA = 263 deg
 Horizontal Parallax       : 4.0790 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 168° (sunlit = 5%), Sun = 144°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.17 path-width (1-sig)
 RUWE and duplicate source : 1.12 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL44
 Note                      : FP:true

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


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