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] : 6ebc9ca2-6bca-43b1-9c47-00edf3689be1 [observed]
Occultation Date + Time : 2022-12-30 at 23:00:37 UT +/- 0.02 min [1]
Object Designation : (1940) Whipple
Orbit Class : MBA
Star Designation : GDR3 3365816615471211520
Star Coordinates (ICRF) : RA = 06 49 55.4757, DE = +19 59 17.076 [2]
Star Magnitudes : G = 14.43 mag, RP = 13.89 mag, BP = 14.8 mag
Object Magnitude : V = 15.29 mag
Estimated Magnitude Drop : 1.3 mag
Estimated Max. Duration : 2.7 sec
Object Mean Diameter : 34 km (src: astorb)
Speed of the shadow : 12.5 km/s
Elongation to Moon & Sun : 81° (sunlit = 60%), Sun = 176°
Cross-track uncertainty : 2.3 mas = 3 km = 0.09 path-width (1-sig)
RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#61
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
