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Stellar Occultation by (343079) 2009 CQ63 on 2024-12-27 (17:46:19 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] : d011ec60-ddb5-11f0-547e-bc28ffbff812 [observed]

 Occultation Date + Time   : 2024-12-27 at 17:46:19 UT +/- 0.15 min  [1]
 Object Designation        : (343079) 2009 CQ63
 Star Designation          : GDR3 0200290371013740672
 Star Coordinates (ICRF)   : RA = 04 52 01.0826, DE = +40 36 07.243  [2]
 Star Magnitudes           : G = 12.28 mag, RP = 11.45 mag, BP = 13.0 mag
 Object Magnitude          : V = 19.61 mag
 Estimated Magnitude Drop  : 7.3 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 8.5 km/s
 Object Mean Diameter      : 2.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.4350 arcs/min @ PA = 247 deg
 Horizontal Parallax       : 5.4020 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 158° (sunlit = 10%), Sun = 153°
 Cross-track uncertainty   : 38.7 mas = 45 km = 19.87 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#22
 Note                      : FP:true

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


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