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Stellar Occultation by (9807) Rhene on 2023-10-08 (03:07:46 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] : 25793e80-ddb4-11f0-547e-4d7efffae8cd [observed] Occultation Date + Time : 2023-10-08 at 03:07:46 UT +/- 0.03 min [1] Object Designation : (9807) Rhene Star Designation : GDR3 0667243544758539136 Star Coordinates (ICRF) : RA = 08 00 56.3181, DE = +16 33 25.349 [2] Star Magnitudes : G = 12.09 mag, RP = 11.43 mag, BP = 12.58 mag Object Magnitude : V = 18.81 mag Estimated Magnitude Drop : 6.7 mag Estimated Max. Duration : 0.8 sec Speed of the shadow : 21.5 km/s Object Mean Diameter : 17.5 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.3800 arcs/min @ PA = 108 deg Horizontal Parallax : 1.8850 arcs Dynamical Class : JTRO Elongation to Moon & Sun : 10° (sunlit = 35%), Sun = 76° Cross-track uncertainty : 2.4 mas = 8 km = 0.46 path-width (1-sig) RUWE and duplicate source : 8.2 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#50 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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