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Stellar Occultation by (84081) 2002 QH9 on 2025-08-26 (21:43:36 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] : 53803470-ddb7-11f0-547e-84c05fbffe9d [observed] Occultation Date + Time : 2025-08-26 at 21:43:36 UT +/- 0.18 min [1] Object Designation : (84081) 2002 QH9 Star Designation : GDR3 4075237701170016896 Star Coordinates (ICRF) : RA = 18 57 28.7343, DE = -24 03 43.975 [2] Star Magnitudes : G = 12.34 mag, RP = 11.3 mag, BP = 13.43 mag Object Magnitude : V = 20.66 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 3.6 km/s Object Mean Diameter : 2.3 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.1400 arcs/min @ PA = 232 deg Horizontal Parallax : 4.0870 arcs Dynamical Class : MBA Elongation to Moon & Sun : 87° (sunlit = 13%), Sun = 129° Cross-track uncertainty : 1.3 mas = 2 km = 0.88 path-width (1-sig) RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#35 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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