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2026-04-20 / UCAC4 571-038772 / (133) Cyrene

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Andreas Schweizer O- VID M250 CH GPS 22:20:51 :: :: 22:21:51
2 show Stefan Meister O- VID M500 CH GPS 22:21:09 :: :: 22:21:29
3 show Roland BONINSEGNA, Pascale ASSOIGNON O- VID M300 BE GPS 22:20:04 :: :: 22:22:02
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

3 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#116 : 3011bb60-33bd-11f1-6999-813bbbec2c9b [db: asteroids]

Using prediction 3011bb60-33bd-11f1-6999-813bbbec2c9b for map and profile fit

Get observations as KML file (reduced site location resolution)


Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 3011bb60-33bd-11f1-6999-813bbbec2c9b [asteroids]

 Occultation Date + Time   : 2026-04-20 at 22:18:52 UT +/- 0.01 min  [1]
 Object Designation        : (133) Cyrene
 Orbit Class               : MBA
 Star Designation          : GDR3 0870387221460872448
 Star Coordinates (ICRF)   : RA = 07 14 18.0540, DE = +24 06 36.712  [2]
 Star Magnitudes           : G = 11.52 mag, RP = 10.79 mag, BP = 12.1 mag
 Object Magnitude          : V = 14.18 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 3.2 sec
 Object Mean Diameter      : 66.6 km  (src: astorb)
 Speed of the shadow       : 21.1 km/s
 Elongation to Moon & Sun  : 28° (sunlit = 16%), Sun = 76°
 Cross-track uncertainty   : 1.3 mas = 3 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#116
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations
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