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Stellar Occultation by (1189) Terentia on 2025-10-14 (19:16:19 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] : 90da6c40-ddb8-11f0-547e-4a9efffeb1a7 [observed] Occultation Date + Time : 2025-10-14 at 19:16:19 UT +/- 0.01 min [1] Object Designation : (1189) Terentia Star Designation : GDR3 6905313870071822848 Star Coordinates (ICRF) : RA = 20 23 46.9205, DE = -09 46 21.191 [2] Star Magnitudes : G = 14.55 mag, RP = 14.05 mag, BP = 14.88 mag Object Magnitude : V = 14.91 mag Estimated Magnitude Drop : 1.0 mag Estimated Max. Duration : 5.6 sec Speed of the shadow : 10.0 km/s Object Mean Diameter : 55.9 km (src: astorb) => apparent = 34 mas Apparent Motion : 0.3683 arcs/min @ PA = 85 deg Horizontal Parallax : 3.9040 arcs Dynamical Class : MBA Elongation to Moon & Sun : 167° (sunlit = 39%), Sun = 104° Cross-track uncertainty : 1.3 mas = 2 km = 0.04 path-width (1-sig) RUWE and duplicate source : 0.95 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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