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Stellar Occultation by (1154) Astronomia on 2023-07-03 (21:52:18 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] : c2403e40-ddb3-11f0-547e-3663b7f7e0a6 [observed] Occultation Date + Time : 2023-07-03 at 21:52:18 UT +/- 0.01 min [1] Object Designation : (1154) Astronomia Star Designation : GDR3 6764390083221778688 Star Coordinates (ICRF) : RA = 19 06 54.0447, DE = -25 00 58.575 [2] Star Magnitudes : G = 11.44 mag, RP = 10.67 mag, BP = 12.09 mag Object Magnitude : V = 14.88 mag Estimated Magnitude Drop : 3.5 mag Estimated Max. Duration : 5.1 sec Speed of the shadow : 12.0 km/s Object Mean Diameter : 61.1 km (src: astorb) => apparent = 39 mas Apparent Motion : 0.4633 arcs/min @ PA = 257 deg Horizontal Parallax : 4.1140 arcs Dynamical Class : MBA Elongation to Moon & Sun : 4° (sunlit = 100%), Sun = 176° Cross-track uncertainty : 0.3 mas = 0 km = 0.01 path-width (1-sig) RUWE and duplicate source : 0.92 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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