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] : 7168f738-4a11-4372-818c-5bc982abcd2f [observed]
Occultation Date + Time : 2022-10-19 at 22:39:14 UT +/- 0.03 min [1]
Object Designation : (4049) Noragal'
Orbit Class : MBA
Star Designation : GDR3 0030364426646120448
Star Coordinates (ICRF) : RA = 03 16 49.1287, DE = +15 08 15.673 [2]
Star Magnitudes : G = 13.04 mag, RP = 12.44 mag, BP = 13.47 mag
Object Magnitude : V = 16.66 mag
Estimated Magnitude Drop : 3.7 mag
Estimated Max. Duration : 1.9 sec
Object Mean Diameter : 20 km (src: astorb)
Speed of the shadow : 10.4 km/s
Elongation to Moon & Sun : 90° (sunlit = 29%), Sun = 156°
Cross-track uncertainty : 3.7 mas = 5 km = 0.25 path-width (1-sig)
RUWE and duplicate source : 0.9 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#52
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0