UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
1 observation found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 6ef74bac-261b-4632-8302-46e51658568a [observed]
Occultation Date + Time : 2022-07-01 at 21:58:20 UT +/- 0.03 min [1]
Object Designation : (4470) Sergeev-Censkij
Orbit Class : MBA
Star Designation : GDR3 6773038395005043968
Star Coordinates (ICRF) : RA = 19 35 31.3217, DE = -20 45 42.800 [2]
Star Magnitudes : G = 11.86 mag, RP = 11.4 mag, BP = 12.14 mag
Object Magnitude : V = 16.38 mag
Estimated Magnitude Drop : 4.5 mag
Estimated Max. Duration : 2.0 sec
Object Mean Diameter : 18 km (src: astorb)
Speed of the shadow : 9.1 km/s
Elongation to Moon & Sun : 161° (sunlit = 7%), Sun = 168°
Cross-track uncertainty : 1.8 mas = 2 km = 0.12 path-width (1-sig)
RUWE and duplicate source : 3.08 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#53
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0