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Stellar Occultation by (7411) 1990 QQ1 on 2024-11-07 (03:12:19 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] : 9ed0d2b0-ddb5-11f0-547e-d316ff7f4f22 [observed] Occultation Date + Time : 2024-11-07 at 03:12:19 UT +/- 0.0 min [1] Object Designation : (7411) 1990 QQ1 Star Designation : GDR3 0233591524502958208 Star Coordinates (ICRF) : RA = 04 07 37.5244, DE = +45 55 40.216 [2] Star Magnitudes : G = 14.62 mag, RP = 13.69 mag, BP = 15.52 mag Object Magnitude : V = 16.38 mag Estimated Magnitude Drop : 2.0 mag Estimated Max. Duration : 1.2 sec Speed of the shadow : 7.9 km/s Object Mean Diameter : 9.4 km (src: astorb) => apparent = 9 mas Apparent Motion : 0.4350 arcs/min @ PA = 295 deg Horizontal Parallax : 5.8350 arcs Dynamical Class : MBA Elongation to Moon & Sun : 137° (sunlit = 28%), Sun = 146° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#47 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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