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] : f03e7cb8-d0ec-48b8-86af-6d708f56ddd4 [observed]
Occultation Date + Time : 2021-07-12 at 22:36:22 UT +/- 0.02 min [1]
Object Designation : (8912) Ohshimatake
Orbit Class : MBA
Star Designation : GDR3 4091928592599687296
Star Coordinates (ICRF) : RA = 18 30 24.9482, DE = -20 25 07.966 [2]
Star Magnitudes : G = 13.78 mag, RP = 13.1 mag, BP = 14.29 mag
Object Magnitude : V = 17.42 mag
Estimated Magnitude Drop : 3.7 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 8 km (src: astorb)
Speed of the shadow : 11.1 km/s
Elongation to Moon & Sun : 132° (sunlit = 9%), Sun = 166°
Cross-track uncertainty : 1.0 mas = 1 km = 0.18 path-width (1-sig)
RUWE and duplicate source : 0.8 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#44
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0