UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : a96233ca-07b1-40af-824d-6ab01798d58d [observed]
Occultation Date + Time : 2022-02-11 at 23:49:01 UT +/- 0.01 min [1]
Object Designation : (930) Westphalia
Orbit Class : MBA
Star Designation : GDR3 0640358904911673088
Star Coordinates (ICRF) : RA = 09 48 01.4924, DE = +21 31 37.427 [2]
Star Magnitudes : G = 13.6 mag, RP = 13.02 mag, BP = 14.01 mag
Object Magnitude : V = 15.14 mag
Estimated Magnitude Drop : 1.8 mag
Estimated Max. Duration : 2.5 sec
Object Mean Diameter : 37 km (src: astorb)
Speed of the shadow : 14.7 km/s
Elongation to Moon & Sun : 52° (sunlit = 80%), Sun = 172°
Cross-track uncertainty : 4.7 mas = 6 km = 0.17 path-width (1-sig)
RUWE and duplicate source : 1.02 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#73
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0