2023-08-23 / UCAC4 356-191980 / (6421) 1993 XS1
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Jiri Kubanek
O-
VID
M200
CZ
GPS
21:07:06
21:11:01
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 f75c4830-ddb3-11f0-547e-f4c57d9e40d5 for map and profile fit
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Event Details
Occultation UUID [and DB] : f75c4830-ddb3-11f0-547e-f4c57d9e40d5 [observed]
Occultation Date + Time : 2023-08-23 at 21:16:14 UT +/- 0.0 min [1]
Object Designation : (6421) 1993 XS1
Orbit Class : MBA
Star Designation : GDR3 6867368280689042176
Star Coordinates (ICRF) : RA = 19 57 33.7084, DE = -18 51 22.836 [2]
Star Magnitudes : G = 11.14 mag, RP = 10.57 mag, BP = 11.53 mag
Object Magnitude : V = 17.02 mag
Estimated Magnitude Drop : 5.9 mag
Estimated Max. Duration : 1.0 sec
Object Mean Diameter : 7.3 km (src: astorb)
Speed of the shadow : 7.4 km/s
Elongation to Moon & Sun : 64° (sunlit = 45%), Sun = 147°
Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.36 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63
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)
