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Stellar Occultation by (165677) 2001 OG42 on 2024-10-01 (19:07:39 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] : 7dc6e050-ddb5-11f0-547e-007d9fbd2b83 [observed]

 Occultation Date + Time   : 2024-10-01 at 19:07:39 UT +/- 0.01 min  [1]
 Object Designation        : (165677) 2001 OG42
 Star Designation          : GDR3 2798566609508833920
 Star Coordinates (ICRF)   : RA = 00 14 05.0636, DE = +20 11 26.918  [2]
 Star Magnitudes           : G = 10.94 mag, RP = 10.14 mag, BP = 11.62 mag
 Object Magnitude          : V = 18.68 mag
 Estimated Magnitude Drop  : 7.7 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 11.7 km/s
 Object Mean Diameter      : 3.8 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5500 arcs/min @ PA = 267 deg
 Horizontal Parallax       : 4.9930 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 158° (sunlit = 1%), Sun = 163°
 Cross-track uncertainty   : 4.3 mas = 5 km = 1.45 path-width (1-sig)
 RUWE and duplicate source : 1.61 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL38
 Note                      : FP:true

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


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