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] : 9f6a5d91-40b4-4edc-a01f-0b949b5df36a [observed]
Occultation Date + Time : 2007-01-03 at 03:47:07 UT +/- 0.07 min [1]
Object Designation : (2521) Heidi
Orbit Class : MBA
Star Designation : GDR3 3790282667053757696
Star Coordinates (ICRF) : RA = 11 14 37.6469, DE = -03 03 00.697 [2]
Star Magnitudes : G = 10.52 mag, RP = 10.17 mag, BP = 10.73 mag
Object Magnitude : V = 16.51 mag
Estimated Magnitude Drop : 6.0 mag
Estimated Max. Duration : 1.7 sec
Object Mean Diameter : 14 km (src: astorb)
Speed of the shadow : 8.4 km/s
Elongation to Moon & Sun : 75° (sunlit = 100%), Sun = 111°
Cross-track uncertainty : 6.7 mas = 9 km = 0.69 path-width (1-sig)
RUWE and duplicate source : 1.45 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#55
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
