UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
2 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 1dfc0b1d-7cfd-40de-8469-637c7fb789e2 [observed]
Occultation Date + Time : 2021-11-11 at 05:54:51 UT +/- 0.01 min [1]
Object Designation : (739) Mandeville
Orbit Class : MBA
Star Designation : GDR3 3910713996710148992
Star Coordinates (ICRF) : RA = 11 33 01.6565, DE = +07 40 13.986 [2]
Star Magnitudes : G = 9.86 mag, RP = 9.38 mag, BP = 10.17 mag
Object Magnitude : V = 14.0 mag
Estimated Magnitude Drop : 4.2 mag
Estimated Max. Duration : 3.1 sec
Object Mean Diameter : 107 km (src: astorb)
Speed of the shadow : 35.3 km/s
Elongation to Moon & Sun : 145° (sunlit = 47%), Sun = 58°
Cross-track uncertainty : 1.0 mas = 2 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#78
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0