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: sodis
Available (probably) matching predictions (click on the link to switch):
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0
Image size: 300px. Transparent image background for copy & paste
Occultation UUID [and DB] : 730ffc35-be02-4ab2-b8a5-91f4d1afb336 [observed]
Occultation Date + Time : 2023-07-08 at 21:42:26 UT +/- 0.02 min [1]
Object Designation : (171) Ophelia
Orbit Class : MBA
Star Designation : GDR3 4068709282260118272
Star Coordinates (ICRF) : RA = 17 50 32.5237, DE = -22 58 40.128 [2]
Star Magnitudes : G = 14.03 mag, RP = 12.66 mag, BP = 16.29 mag
Object Magnitude : V = 13.49 mag
Estimated Magnitude Drop : 0.5 mag
Estimated Max. Duration : 9.9 sec
Object Mean Diameter : 116.7 km (src: astorb)
Speed of the shadow : 11.8 km/s
Elongation to Moon & Sun : 94° (sunlit = 63%), Sun = 161°
Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#141
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
