2026-04-20 / UCAC4 571-038772 / (133) Cyrene
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. 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):
Using prediction 3011bb60-33bd-11f1-6999-813bbbec2c9b for map and profile fit
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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
(If error 404: link not valid which means no data available)
