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] : 0afc1e26-d576-4220-bf2f-91152d8bf8ea [observed]
Occultation Date + Time : 2022-09-01 at 20:10:37 UT +/- 0.02 min [1]
Object Designation : (816) Juliana
Orbit Class : MBA
Star Designation : GDR3 6855545953708401792
Star Coordinates (ICRF) : RA = 20 43 04.2234, DE = -21 22 25.071 [2]
Star Magnitudes : G = 15.24 mag, RP = 14.68 mag, BP = 15.63 mag
Object Magnitude : V = 15.66 mag
Estimated Magnitude Drop : 1.0 mag
Estimated Max. Duration : 5.7 sec
Object Mean Diameter : 60 km (src: astorb)
Speed of the shadow : 10.5 km/s
Elongation to Moon & Sun : 83° (sunlit = 30%), Sun = 148°
Cross-track uncertainty : 0.4 mas = 0 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
