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Stellar Occultation by (1427) Ruvuma on 2025-08-24 (01:49:08 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] : 50fbfa90-ddb7-11f0-547e-045bfbbf8a92 [observed] Occultation Date + Time : 2025-08-24 at 01:49:08 UT +/- 0.0 min [1] Object Designation : (1427) Ruvuma Star Designation : GDR3 3413776865995937408 Star Coordinates (ICRF) : RA = 05 17 26.1326, DE = +20 10 22.330 [2] Star Magnitudes : G = 14.86 mag, RP = 14.07 mag, BP = 15.52 mag Object Magnitude : V = 16.92 mag Estimated Magnitude Drop : 2.2 mag Estimated Max. Duration : 1.5 sec Speed of the shadow : 24.4 km/s Object Mean Diameter : 37.6 km (src: astorb) => apparent = 18 mas Apparent Motion : 0.7033 arcs/min @ PA = 82 deg Horizontal Parallax : 3.0570 arcs Dynamical Class : MBA Elongation to Moon & Sun : 81° (sunlit = 1%), Sun = 71° Cross-track uncertainty : 0.4 mas = 0 km = 0.02 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#79 Note : FP:true Object is a <Gaia mass determination> target ! [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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