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] : 9195e846-93d5-4ff9-a653-e52970e14526 [observed]
Occultation Date + Time : 2018-07-16 at 23:19:12 UT +/- 0.01 min [1]
Object Designation : (2277) Moreau
Orbit Class : MBA
Star Designation : GDR3 4090526165525803520
Star Coordinates (ICRF) : RA = 18 16 10.2393, DE = -22 13 30.904 [2]
Star Magnitudes : G = 14.16 mag, RP = 12.75 mag, BP = 16.67 mag
Object Magnitude : V = 15.87 mag
Estimated Magnitude Drop : 1.9 mag
Estimated Max. Duration : 1.3 sec
Object Mean Diameter : 13 km (src: astorb)
Speed of the shadow : 10.4 km/s
Elongation to Moon & Sun : 106° (sunlit = 21%), Sun = 159°
Cross-track uncertainty : 1.3 mas = 1 km = 0.12 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#55
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0