Stellar Occultation by (52) Europa on 2023-08-23 (19:44:11 UT)
Event Details
Occultation UUID [and db] : 687b9ec0-ddb0-11f0-547e-d4791bdb0c50 [observed]
Occultation Date + Time : 2023-08-23 at 19:44:11 UT +/- 0.02 min [1]
Object Designation : (52) Europa
Star Designation : GDR3 4121870291458534272
Star Coordinates (ICRF) : RA = 17 29 57.6316, DE = -18 50 32.339 [2]
Star Magnitudes : G = 13.75 mag, RP = 12.74 mag, BP = 14.81 mag
Object Magnitude : V = 12.46 mag
Estimated Magnitude Drop : 0.3 mag
Estimated Max. Duration : 60.1 sec
Speed of the shadow : 5.0 km/s
Object Mean Diameter : 302.5 km (src: astorb) => apparent = 143 mas
Apparent Motion : 0.1433 arcs/min @ PA = 137 deg
Horizontal Parallax : 3.0250 arcs
Dynamical Class : MBA
Elongation to Moon & Sun : 30° (sunlit = 44%), Sun = 112°
Cross-track uncertainty : 1.0 mas = 2 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#141
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
