2025-09-30 / UCAC4 589-006999 / (269960) 2000 SK243
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Zdenek Sikac
O+
VID
T150
CZ
NTP
19:58:29
19:59:28.809
19:59:29.124
20:00:30
0.015
0.010
0.32
1.6
2
show Jérôme DELPAU
O-
VID
T125
FR
GPS
19:59:41
::
::
20:01:41
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 2 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 7d51f710-ddb8-11f0-547e-40907665f54e for map and profile fit
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Event Details
Occultation UUID [and DB] : 7d51f710-ddb8-11f0-547e-40907665f54e [observed]
Occultation Date + Time : 2025-09-30 at 19:41:01 UT +/- 0.19 min [1]
Object Designation : (269960) 2000 SK243
Orbit Class : MBA
Star Designation : GDR3 0116406155026259456
Star Coordinates (ICRF) : RA = 02 55 12.8357, DE = +27 42 18.662 [2]
Star Magnitudes : G = 9.37 mag, RP = 8.57 mag, BP = 10.04 mag
Object Magnitude : V = 20.09 mag
Estimated Magnitude Drop : 10.7 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 1.50 km (src: astorb)
Speed of the shadow : 5.1 km/s
Elongation to Moon & Sun : 122° (sunlit = 58%), Sun = 137°
Cross-track uncertainty : 34.7 mas = 33 km = 22.58 path-width (1-sig)
RUWE and duplicate source : 1.24 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#20
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)
