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] : 10bd28c1-58b6-46f6-9c1e-e42bf8ec8869 [observed]
Occultation Date + Time : 2022-10-10 at 20:05:06 UT +/- 0.03 min [1]
Object Designation : (2313) Aruna
Orbit Class : MBA
Star Designation : GDR3 6886780497775585920
Star Coordinates (ICRF) : RA = 20 56 07.2345, DE = -14 39 24.285 [2]
Star Magnitudes : G = 10.92 mag, RP = 10.18 mag, BP = 11.54 mag
Object Magnitude : V = 16.56 mag
Estimated Magnitude Drop : 5.6 mag
Estimated Max. Duration : 1.9 sec
Object Mean Diameter : 16 km (src: astorb)
Speed of the shadow : 8.4 km/s
Elongation to Moon & Sun : 77° (sunlit = 99%), Sun = 115°
Cross-track uncertainty : 4.0 mas = 3 km = 0.25 path-width (1-sig)
RUWE and duplicate source : 1.06 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#46
Object is a "TNOs are cool" target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
