Stellar Occultation by (308) Polyxo on 2019-05-13 (01:37:39 UT)
Event Details
Occultation UUID [and db] : 5468a8d2-09a9-434c-9807-12fe00eb214f [observed]
Occultation Date + Time : 2019-05-13 at 01:37:39 UT +/- 0.02 min [1]
Object Designation : (308) Polyxo
Star Designation : GDR3 6328477016069645824
Star Coordinates (ICRF) : RA = 14 27 08.7017, DE = -09 47 03.199 [2]
Star Magnitudes : G = 12.88 mag, RP = 12.29 mag, BP = 13.3 mag
Object Magnitude : V = 11.99 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 13.2 sec
Object Mean Diameter : 141 km (src: astorb)
Orbital Class : MBA
Speed of the shadow : 10.7 km/s
Elongation to Moon & Sun : 62° (sunlit = 62%), Sun = 165°
Cross-track uncertainty : 2.3 mas = 2 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#115
Object is a <Gaia mass determination> target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0