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] : d63fe6dc-9342-478b-9c55-9ff1d25b24e9 [observed]
Occultation Date + Time : 2020-09-26 at 00:18:58 UT +/- 0.04 min [1]
Object Designation : (15428) 1998 SV128
Orbit Class : MBA
Star Designation : GDR3 6628690552840264448
Star Coordinates (ICRF) : RA = 22 22 22.2153, DE = -21 16 43.823 [2]
Star Magnitudes : G = 11.25 mag, RP = 10.62 mag, BP = 11.72 mag
Object Magnitude : V = 18.33 mag
Estimated Magnitude Drop : 7.1 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 7 km (src: astorb)
Speed of the shadow : 8.9 km/s
Elongation to Moon & Sun : 33° (sunlit = 70%), Sun = 145°
Cross-track uncertainty : 5.7 mas = 9 km = 1.31 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#45
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0