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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] : b750a4f8-0dd8-4f6b-bd76-feb1af79d4a0 [observed]

 Occultation Date + Time   : 2023-11-05 at 21:23:14 UT +/- 0.08 min  [1]
 Object Designation        : (82540) 2001 OC66
 Star Designation          : GDR3 3406996040348316416
 Star Coordinates (ICRF)   : RA = 05 02 48.4923, DE = +17 16 55.280  [2]
 Star Magnitudes           : G = 9.84 mag, RP = 8.91 mag, BP = 10.75 mag
 Object Magnitude          : V = 17.99 mag
 Estimated Magnitude Drop  : 8.2 mag
 Estimated Max. Duration   : 0.7 sec
 Object Mean Diameter      : 5.5 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 8.1 km/s
 Elongation to Moon & Sun  : 63° (sunlit = 45%), Sun = 147°
 Cross-track uncertainty   : 3.0 mas = 3 km = 0.69 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#35

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


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