2023-04-19 / UCAC4 748-047859 / (1866) Sisyphus
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Tim Haymes
O-
VID
M280
GB
GPS
21:41:42
21:45:41
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 8d87ff30-ddb3-11f0-547e-08197ffeb1e2 for map and profile fit
Map with groundtrack and observer stations
Reset Map to default
Event Details
Occultation UUID [and DB] : 8d87ff30-ddb3-11f0-547e-08197ffeb1e2 [observed]
Occultation Date + Time : 2023-04-19 at 21:44:02 UT +/- 0.0 min [1]
Object Designation : (1866) Sisyphus
Orbit Class : NEO
Star Designation : GDR3 0857839903999648768
Star Coordinates (ICRF) : RA = 11 23 29.3921, DE = +59 35 24.037 [2]
Star Magnitudes : G = 12.52 mag, RP = 11.85 mag, BP = 13.04 mag
Object Magnitude : V = 17.65 mag
Estimated Magnitude Drop : 5.1 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 11.0 km (src: astorb)
Speed of the shadow : 18.9 km/s
Elongation to Moon & Sun : 106° (sunlit = 0%), Sun = 103°
Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#1139
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)
