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Stellar Occultation by (55924) 1998 FE55 on 2023-10-15 (02:30:16 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] : 2d846af0-ddb4-11f0-547e-b9b43bed2cc0 [observed] Occultation Date + Time : 2023-10-15 at 02:30:16 UT +/- 0.03 min [1] Object Designation : (55924) 1998 FE55 Star Designation : GDR3 0172036873546404608 Star Coordinates (ICRF) : RA = 04 34 08.3434, DE = +32 47 17.964 [2] Star Magnitudes : G = 12.88 mag, RP = 12.25 mag, BP = 13.34 mag Object Magnitude : V = 19.66 mag Estimated Magnitude Drop : 6.8 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 6.3 km/s Object Mean Diameter : 4.0 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.2267 arcs/min @ PA = 329 deg Horizontal Parallax : 3.8360 arcs Dynamical Class : MBA Elongation to Moon & Sun : 133° (sunlit = 0%), Sun = 129° Cross-track uncertainty : 1.0 mas = 1 km = 0.42 path-width (1-sig) RUWE and duplicate source : 1.42 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#39 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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