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Stellar Occultation by (108844) 2001 OA91 on 2024-11-01 (22:13:48 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] : 97e016f0-ddb5-11f0-547e-06dafdfbff3e [observed] Occultation Date + Time : 2024-11-01 at 22:13:48 UT +/- 0.05 min [1] Object Designation : (108844) 2001 OA91 Star Designation : GDR3 3169857182105435264 Star Coordinates (ICRF) : RA = 07 24 15.2926, DE = +17 18 54.888 [2] Star Magnitudes : G = 12.56 mag, RP = 11.83 mag, BP = 13.15 mag Object Magnitude : V = 20.37 mag Estimated Magnitude Drop : 7.8 mag Estimated Max. Duration : 0.2 sec Speed of the shadow : 7.7 km/s Object Mean Diameter : 1.80 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.3783 arcs/min @ PA = 114 deg Horizontal Parallax : 5.2310 arcs Dynamical Class : MBA Elongation to Moon & Sun : 114° (sunlit = 0%), Sun = 110° Cross-track uncertainty : 15.3 mas = 18 km = 10.36 path-width (1-sig) RUWE and duplicate source : 1.15 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#34 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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