2024-08-11 / UCAC4 364-105619 / (8109) Danielwilliam
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Anna Marciniak
O+
CCD
M400
PL
GPS
21:09:05
21:10:07.310
21:10:07.650
21:11:04
0.08
0.08
0.34
3.1
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 39825ff0-ddb5-11f0-547e-1feadbdd749d for map and profile fit
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Event Details
Occultation UUID [and DB] : 39825ff0-ddb5-11f0-547e-1feadbdd749d [observed]
Occultation Date + Time : 2024-08-11 at 21:21:10 UT +/- 0.01 min [1]
Object Designation : (8109) Danielwilliam
Orbit Class : MBA
Star Designation : GDR3 4123772201683988864
Star Coordinates (ICRF) : RA = 17 45 04.0748, DE = -17 14 30.134 [2]
Star Magnitudes : G = 12.37 mag, RP = 11.77 mag, BP = 12.8 mag
Object Magnitude : V = 18.74 mag
Estimated Magnitude Drop : 6.4 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4.8 km (src: astorb)
Speed of the shadow : 9.2 km/s
Elongation to Moon & Sun : 46° (sunlit = 43%), Sun = 126°
Cross-track uncertainty : 0.3 mas = 0 km = 0.09 path-width (1-sig)
RUWE and duplicate source : 0.86 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
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)
