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: 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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Occultation UUID [and DB] : 17022640-8541-11ef-78cd-b0959ffe9e06 [asteroids]
Occultation Date + Time : 2025-01-29 at 01:46:27 UT +/- 0.0 min [1]
Object Designation : (135) Hertha
Orbit Class : MBA
Star Designation : GDR3 0631892665377490688
Star Coordinates (ICRF) : RA = 09 20 15.5312, DE = +17 19 09.162 [2]
Star Magnitudes : G = 13.51 mag, RP = 13.08 mag, BP = 13.77 mag
Object Magnitude : V = 12.41 mag
Estimated Magnitude Drop : 0.3 mag
Estimated Max. Duration : 5.5 sec
Object Mean Diameter : 79.2 km (src: astorb)
Speed of the shadow : 14.5 km/s
Elongation to Moon & Sun : 166° (sunlit = 0%), Sun = 172°
Cross-track uncertainty : 1.3 mas = 1 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.15 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#134
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
