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] : 21fb66af-5019-4daa-92e3-54788f7a5cd2 [observed]
Occultation Date + Time : 2022-11-22 at 23:58:03 UT +/- 0.07 min [1]
Object Designation : (551) Ortrud
Star Designation : GDR3 0611212947603077632
Star Coordinates (ICRF) : RA = 09 02 15.4044, DE = +17 21 50.578 [2]
Star Magnitudes : G = 14.01 mag, RP = 13.58 mag, BP = 14.29 mag
Object Magnitude : V = 14.59 mag
Estimated Magnitude Drop : 1.1 mag
Estimated Max. Duration : 9.7 sec
Object Mean Diameter : 79 km (src: astorb+H10)
Speed of the shadow : 8.1 km/s
Elongation to Moon & Sun : 95° (sunlit = 1%), Sun = 108°
Cross-track uncertainty : 6.0 mas = 9 km = 0.12 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63 (23-01-08)
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0