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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3 observations 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] : 099901c6-80f0-4057-a0f6-93eaaedd896a [observed]
Occultation Date + Time : 2017-01-29 at 19:28:59 UT +/- 0.0 min [1]
Object Designation : (51) Nemausa
Orbit Class : MBA
Star Designation : GDR3 2558790817440235904
Star Coordinates (ICRF) : RA = 01 40 03.5912, DE = +02 18 23.576 [2]
Star Magnitudes : G = 13.52 mag, RP = 12.96 mag, BP = 13.93 mag
Object Magnitude : V = 12.91 mag
Estimated Magnitude Drop : 0.5 mag
Estimated Max. Duration : 6.0 sec
Object Mean Diameter : 148 km (src: astorb)
Speed of the shadow : 24.6 km/s
Elongation to Moon & Sun : 53° (sunlit = 4%), Sun = 74°
Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#145
Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
