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Stellar Occultation by (173728) 2001 QP213 on 2024-09-17 (23:59:41 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] : 677e60c0-ddb5-11f0-547e-df22af72b6d0 [observed]

 Occultation Date + Time   : 2024-09-17 at 23:59:41 UT +/- 0.12 min  [1]
 Object Designation        : (173728) 2001 QP213
 Star Designation          : GDR3 0163472163301188992
 Star Coordinates (ICRF)   : RA = 04 02 42.3700, DE = +27 05 21.222  [2]
 Star Magnitudes           : G = 9.8 mag, RP = 9.38 mag, BP = 10.05 mag
 Object Magnitude          : V = 20.9 mag
 Estimated Magnitude Drop  : 11.1 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 5.8 km/s
 Object Mean Diameter      : 2.1 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.2183 arcs/min @ PA = 51 deg
 Horizontal Parallax       : 4.0090 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 70° (sunlit = 100%), Sun = 111°
 Cross-track uncertainty   : 16.0 mas = 25 km = 12.12 path-width (1-sig)
 RUWE and duplicate source : 0.96 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#31
 Note                      : FP:true

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


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