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] : 4b9b4b26-6591-427a-a9d7-f39da2d3d1e1 [observed]
Occultation Date + Time : 2022-05-16 at 21:11:28 UT +/- 0.02 min [1]
Object Designation : (3772) Piaf
Orbit Class : MBA
Star Designation : GDR3 4397042352046918400
Star Coordinates (ICRF) : RA = 15 37 32.8004, DE = -06 47 44.763 [2]
Star Magnitudes : G = 13.3 mag, RP = 12.76 mag, BP = 13.66 mag
Object Magnitude : V = 15.55 mag
Estimated Magnitude Drop : 2.4 mag
Estimated Max. Duration : 1.5 sec
Object Mean Diameter : 18 km (src: astorb)
Speed of the shadow : 12.2 km/s
Elongation to Moon & Sun : 18° (sunlit = 99%), Sun = 168°
Cross-track uncertainty : 4.0 mas = 5 km = 0.31 path-width (1-sig)
RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#62
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
