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):
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
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Map with groundtrack and observer stations
Event Details
Occultation UUID [and DB] : 31409ef6-8af2-4f45-b522-28b5b1f6e05f [observed]
Occultation Date + Time : 2022-11-23 at 03:16:16 UT +/- 0.08 min [1]
Object Designation : (121) Hermione
Star Designation : GDR3 3426759418261574656
Star Coordinates (ICRF) : RA = 06 10 56.4782, DE = +25 17 48.305 [2]
Star Magnitudes : G = 13.99 mag, RP = 13.37 mag, BP = 14.44 mag
Object Magnitude : V = 12.55 mag
Estimated Magnitude Drop : 0.3 mag
Estimated Max. Duration : 20.8 sec
Object Mean Diameter : 209 km (src: astorb+H10)
Speed of the shadow : 10.0 km/s
Elongation to Moon & Sun : 137° (sunlit = 1%), Sun = 148°
Cross-track uncertainty : 14.3 mas = 24 km = 0.12 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#127 (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
