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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2 observations 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
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Map with groundtrack and observer stations
Event Details
Occultation UUID [and DB] : 3228c8b0-8556-11ef-78cd-a5da637df290 [asteroids]
Occultation Date + Time : 2024-11-09 at 18:53:44 UT +/- 0.01 min [1]
Object Designation : (207) Hedda
Orbit Class : MBA
Star Designation : GDR3 0077363944528337792
Star Coordinates (ICRF) : RA = 02 11 08.9208, DE = +14 34 54.796 [2]
Star Magnitudes : G = 9.1 mag, RP = 8.68 mag, BP = 9.36 mag
Object Magnitude : V = 13.25 mag
Estimated Magnitude Drop : 4.2 mag
Estimated Max. Duration : 5.7 sec
Object Mean Diameter : 59 km (src: astorb)
Speed of the shadow : 10.4 km/s
Elongation to Moon & Sun : 71° (sunlit = 56%), Sun = 168°
Cross-track uncertainty : 1.4 mas = 1 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 3.32 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#81
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
