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Stellar Occultation by (109032) 2001 QK11 on 2024-10-22 (22:13:45 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] : 8cddca90-ddb5-11f0-547e-558afedeb5da [observed]

 Occultation Date + Time   : 2024-10-22 at 22:13:45 UT +/- 0.06 min  [1]
 Object Designation        : (109032) 2001 QK11
 Star Designation          : GDR3 0025430741877844096
 Star Coordinates (ICRF)   : RA = 02 41 36.2768, DE = +11 29 04.413  [2]
 Star Magnitudes           : G = 12.32 mag, RP = 11.49 mag, BP = 13.06 mag
 Object Magnitude          : V = 18.56 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 10.7 km/s
 Object Mean Diameter      : 4.1 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4867 arcs/min @ PA = 248 deg
 Horizontal Parallax       : 4.8220 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 62° (sunlit = 65%), Sun = 168°
 Cross-track uncertainty   : 18.3 mas = 24 km = 5.90 path-width (1-sig)
 RUWE and duplicate source : 1.27 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#52
 Note                      : FP:true

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


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