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Stellar Occultation by (238349) 2004 BG111 on 2023-07-12 (21:51:22 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] : ddc97fa0-ddb3-11f0-547e-82a4c9ccfa74 [observed] Occultation Date + Time : 2023-07-12 at 21:51:22 UT +/- 0.0 min [1] Object Designation : (238349) 2004 BG111 Star Designation : GDR3 4212251521596785024 Star Coordinates (ICRF) : RA = 19 16 14.6706, DE = -04 29 50.480 [2] Star Magnitudes : G = 12.34 mag, RP = 11.28 mag, BP = 13.51 mag Object Magnitude : V = 20.66 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.2 sec Speed of the shadow : 19.4 km/s Object Mean Diameter : 4.0 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.5050 arcs/min @ PA = 247 deg Horizontal Parallax : 2.7600 arcs Dynamical Class : MBA Elongation to Moon & Sun : 122° (sunlit = 22%), Sun = 162° Cross-track uncertainty : 1.3 mas = 3 km = 0.75 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#44 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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