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Stellar Occultation by (389313) 2009 SU76 on 2023-11-23 (22:09:32 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] : 3d633910-ddb4-11f0-547e-4c89ffbfff85 [observed] Occultation Date + Time : 2023-11-23 at 22:09:32 UT +/- 0.13 min [1] Object Designation : (389313) 2009 SU76 Star Designation : GDR3 3366084518350126592 Star Coordinates (ICRF) : RA = 07 00 07.6232, DE = +20 50 34.207 [2] Star Magnitudes : G = 12.02 mag, RP = 11.5 mag, BP = 12.38 mag Object Magnitude : V = 20.81 mag Estimated Magnitude Drop : 8.8 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 8.4 km/s Object Mean Diameter : 6.1 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.1700 arcs/min @ PA = 282 deg Horizontal Parallax : 2.1440 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 87° (sunlit = 86%), Sun = 137° Cross-track uncertainty : 21.0 mas = 62 km = 10.24 path-width (1-sig) RUWE and duplicate source : 8.02 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#28 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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