2025-08-16 / UCAC4 446-111506 / (250769) 2005 SX279
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show William Stewart
O-
VID
M279
GB
GPS
21:52:00
::
::
21:54:00
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 44b10190-ddb7-11f0-547e-69a35fdd8b21 for map and profile fit
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Event Details
Occultation UUID [and DB] : 44b10190-ddb7-11f0-547e-69a35fdd8b21 [observed]
Occultation Date + Time : 2025-08-16 at 21:59:27 UT +/- 0.12 min [1]
Object Designation : (250769) 2005 SX279
Orbit Class : MBA
Star Designation : GDR3 4215216590901371776
Star Coordinates (ICRF) : RA = 19 26 05.3759, DE = -00 53 47.072 [2]
Star Magnitudes : G = 11.96 mag, RP = 11.09 mag, BP = 12.76 mag
Object Magnitude : V = 20.59 mag
Estimated Magnitude Drop : 8.6 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 2.1 km (src: astorb)
Speed of the shadow : 9.5 km/s
Elongation to Moon & Sun : 125° (sunlit = 42%), Sun = 143°
Cross-track uncertainty : 18.7 mas = 27 km = 12.99 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#34
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)
