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] : 162c1415-e6cb-4a9b-82ab-5261782c8c17 [observed]
Occultation Date + Time : 2019-11-19 at 21:44:29 UT +/- 0.01 min [1]
Object Designation : (741) Botolphia
Orbit Class : MBA
Star Designation : GDR3 3393342098795992192
Star Coordinates (ICRF) : RA = 05 03 43.0561, DE = +16 01 33.014 [2]
Star Magnitudes : G = 14.69 mag, RP = 14.08 mag, BP = 15.12 mag
Object Magnitude : V = 14.07 mag
Estimated Magnitude Drop : 0.5 mag
Estimated Max. Duration : 2.8 sec
Object Mean Diameter : 30 km (src: astorb)
Speed of the shadow : 10.7 km/s
Elongation to Moon & Sun : 72° (sunlit = 50%), Sun = 160°
Cross-track uncertainty : 1.7 mas = 2 km = 0.07 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#62
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0