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Stellar Occultation by (768) Struveana on 2025-09-29 (21:40:40 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] : 7a5d9640-ddb8-11f0-547e-79bfff341a52 [observed] Occultation Date + Time : 2025-09-29 at 21:40:40 UT +/- 0.0 min [1] Object Designation : (768) Struveana Star Designation : GDR3 0938532031571561344 Star Coordinates (ICRF) : RA = 06 42 34.3703, DE = +33 34 43.851 [2] Star Magnitudes : G = 11.87 mag, RP = 11.18 mag, BP = 12.41 mag Object Magnitude : V = 15.16 mag Estimated Magnitude Drop : 3.3 mag Estimated Max. Duration : 1.5 sec Speed of the shadow : 20.8 km/s Object Mean Diameter : 30.9 km (src: astorb) => apparent = 18 mas Apparent Motion : 0.7417 arcs/min @ PA = 70 deg Horizontal Parallax : 3.7890 arcs Dynamical Class : MBA Elongation to Moon & Sun : 174° (sunlit = 49%), Sun = 88° Cross-track uncertainty : 0.4 mas = 0 km = 0.02 path-width (1-sig) RUWE and duplicate source : 1.54 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#79 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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