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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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