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] : b3c34ab9-f5f4-4ac7-af6d-4f7b16515cae [observed]
Occultation Date + Time : 2021-09-05 at 02:33:47 UT +/- 0.0 min [1]
Object Designation : (22) Kalliope
Orbit Class : MBA
Star Designation : GDR3 3426307896940735872
Star Coordinates (ICRF) : RA = 06 09 20.8961, DE = +24 33 05.014 [2]
Star Magnitudes : G = 12.7 mag, RP = 12.33 mag, BP = 12.93 mag
Object Magnitude : V = 12.09 mag
Estimated Magnitude Drop : 0.5 mag
Estimated Max. Duration : 6.6 sec
Object Mean Diameter : 181 km (src: astorb)
Speed of the shadow : 27.4 km/s
Elongation to Moon & Sun : 47° (sunlit = 4%), Sun = 71°
Cross-track uncertainty : 1.7 mas = 3 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#122
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
