2023-05-21 / UCAC4 378-081144 / (3026) Sarastro
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Leszek Benedyktowicz
O+
VID
M200
PL
GPS
21:45:47
21:46:24.14
21:46:25.94
21:46:56
0.15
0.15
1.80
20.9
2
show Daniel Blazewicz
O-
CCD
M350
PL
GPS
21:44:52
21:48:00
3
show Marcin Filipek
O-
VID
M250
PL
GPS
21:45:12
21:47:40
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 9a8901c0-ddb3-11f0-547e-6f867be6bc79 for map and profile fit
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Event Details
Occultation UUID [and DB] : 9a8901c0-ddb3-11f0-547e-6f867be6bc79 [observed]
Occultation Date + Time : 2023-05-21 at 21:40:33 UT +/- 0.0 min [1]
Object Designation : (3026) Sarastro
Orbit Class : MBA
Star Designation : GDR3 4139735396833563648
Star Coordinates (ICRF) : RA = 17 06 06.0733, DE = -14 27 41.001 [2]
Star Magnitudes : G = 12.63 mag, RP = 11.69 mag, BP = 13.54 mag
Object Magnitude : V = 16.39 mag
Estimated Magnitude Drop : 3.8 mag
Estimated Max. Duration : 1.8 sec
Object Mean Diameter : 21.3 km (src: astorb)
Speed of the shadow : 11.6 km/s
Elongation to Moon & Sun : 164° (sunlit = 5%), Sun = 162°
Cross-track uncertainty : 0.3 mas = 0 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#76
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)
