2025-04-23 / UCAC4 580-023332 / (10817) 1993 FR44
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith
O+
CCD
M200
ES
GPS
19:46:59
19:48:56.900
19:48:57.338
19:50:59
0.020
0.020
0.44
14.7
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 7f5be2c0-ddb6-11f0-547e-0f9defff3bc5 for map and profile fit
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Event Details
Occultation UUID [and DB] : 7f5be2c0-ddb6-11f0-547e-0f9defff3bc5 [observed]
Occultation Date + Time : 2025-04-23 at 19:47:00 UT +/- 0.0 min [1]
Object Designation : (10817) 1993 FR44
Orbit Class : MBA
Star Designation : GDR3 3427015840690637952
Star Coordinates (ICRF) : RA = 06 08 52.2713, DE = +25 56 13.549 [2]
Star Magnitudes : G = 12.41 mag, RP = 11.55 mag, BP = 13.13 mag
Object Magnitude : V = 18.32 mag
Estimated Magnitude Drop : 5.9 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 9.6 km (src: astorb)
Speed of the shadow : 33.5 km/s
Elongation to Moon & Sun : 114° (sunlit = 22%), Sun = 58°
Cross-track uncertainty : 0.1 mas = 0 km = 0.02 path-width (1-sig)
RUWE and duplicate source : 1.08 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)
