Stellar Occultation by (52) Europa on 2023-09-23 (20:07:15 UT)
Event Details
Occultation UUID [and db] : 32670730-ddb4-11f0-547e-8eb9dfef9627 [observed]
Occultation Date + Time : 2023-09-23 at 20:07:15 UT +/- 0.0 min [1]
Object Designation : (52) Europa
Star Designation : GDR3 4119724246550093696
Star Coordinates (ICRF) : RA = 17 44 00.0596, DE = -20 05 33.505 [2]
Star Magnitudes : G = 11.71 mag, RP = 10.6 mag, BP = 12.99 mag
Object Magnitude : V = 12.82 mag
Estimated Magnitude Drop : 1.4 mag
Estimated Max. Duration : 17.4 sec
Speed of the shadow : 17.4 km/s
Object Mean Diameter : 302.5 km (src: astorb) => apparent = 124 mas
Apparent Motion : 0.4283 arcs/min @ PA = 102 deg
Horizontal Parallax : 2.6230 arcs
Dynamical Class : MBA
Elongation to Moon & Sun : 19° (sunlit = 62%), Sun = 86°
Cross-track uncertainty : 1.0 mas = 2 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.8 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
