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] : ee575d16-4c0a-4750-8af0-70d206674f69 [observed]
Occultation Date + Time : 2021-11-08 at 18:35:03 UT +/- 0.01 min [1]
Object Designation : (17754) 1998 DN8
Orbit Class : MBA
Star Designation : GDR3 6861207854475548928
Star Coordinates (ICRF) : RA = 20 27 00.3876, DE = -17 22 53.404 [2]
Star Magnitudes : G = 12.17 mag, RP = 11.29 mag, BP = 12.98 mag
Object Magnitude : V = 18.46 mag
Estimated Magnitude Drop : 6.3 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 8 km (src: astorb)
Speed of the shadow : 24.4 km/s
Elongation to Moon & Sun : 25° (sunlit = 21%), Sun = 78°
Cross-track uncertainty : 3.7 mas = 7 km = 0.91 path-width (1-sig)
RUWE and duplicate source : 1.1 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#47
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0