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Stellar Occultation by (68133) 2001 AQ18 on 2024-09-09 (20:54:53 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] : 072ed180-c355-11ef-5276-c218cbfb9599 [observed]

 Occultation Date + Time   : 2024-09-09 at 20:54:53 UT +/- 0.09 min  [1]
 Object Designation        : (68133) 2001 AQ18
 Star Designation          : GDR3 0103768475751418112
 Star Coordinates (ICRF)   : RA = 02 08 51.1646, DE = +23 15 15.123  [2]
 Star Magnitudes           : G = 11.92 mag, RP = 11.11 mag, BP = 12.61 mag
 Object Magnitude          : V = 17.79 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 1.0 sec
 Object Mean Diameter      : 6.3 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 6.7 km/s
 Elongation to Moon & Sun  : 156° (sunlit = 36%), Sun = 129°
 Cross-track uncertainty   : 7.7 mas = 9 km = 1.54 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57

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


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