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Stellar Occultation by (4162) SAF on 2025-08-25 (23:05:47 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] : 55419380-ddb7-11f0-547e-61d09fe7346e [observed] Occultation Date + Time : 2025-08-25 at 23:05:47 UT +/- 0.01 min [1] Object Designation : (4162) SAF Star Designation : GDR3 4233749276009341056 Star Coordinates (ICRF) : RA = 19 48 52.1499, DE = -03 35 58.495 [2] Star Magnitudes : G = 11.87 mag, RP = 11.05 mag, BP = 12.58 mag Object Magnitude : V = 16.24 mag Estimated Magnitude Drop : 4.4 mag Estimated Max. Duration : 2.9 sec Speed of the shadow : 8.0 km/s Object Mean Diameter : 23.4 km (src: astorb) => apparent = 16 mas Apparent Motion : 0.3317 arcs/min @ PA = 249 deg Horizontal Parallax : 4.4090 arcs Dynamical Class : MBA Elongation to Moon & Sun : 113° (sunlit = 7%), Sun = 142° Cross-track uncertainty : 1.3 mas = 1 km = 0.08 path-width (1-sig) RUWE and duplicate source : 1.2 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#67 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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