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Stellar Occultation by (82540) 2001 OC66 on 2023-11-05 (21:23:14 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] : 34a9cb40-ddb4-11f0-547e-fc72afefe1e9 [observed]

 Occultation Date + Time   : 2023-11-05 at 21:23:14 UT +/- 0.01 min  [1]
 Object Designation        : (82540) 2001 OC66
 Star Designation          : GDR3 3406996040348316416
 Star Coordinates (ICRF)   : RA = 05 02 48.4915, DE = +17 16 55.280  [2]
 Star Magnitudes           : G = 9.84 mag, RP = 8.91 mag, BP = 10.75 mag
 Object Magnitude          : V = 17.97 mag
 Estimated Magnitude Drop  : 8.1 mag
 Estimated Max. Duration   : 0.7 sec
 Speed of the shadow       : 8.1 km/s
 Object Mean Diameter      : 5.6 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.3850 arcs/min @ PA = 230 deg
 Horizontal Parallax       : 5.0710 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 63° (sunlit = 45%), Sun = 147°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#44
 Note                      : FP:true

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


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