2025-09-17 / UCAC4 523-001416 / (4750) Mukai
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
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Michael OConnell
O-
VID
M350
ES
NTP
02:37:53
::
::
02:39:53
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 706b9de0-ddb7-11f0-547e-25bfbf7db822 for map and profile fit
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Event Details
Occultation UUID [and DB] : 706b9de0-ddb7-11f0-547e-25bfbf7db822 [observed]
Occultation Date + Time : 2025-09-17 at 02:43:08 UT +/- 0.0 min [1]
Object Designation : (4750) Mukai
Orbit Class : MBA
Star Designation : GDR3 2777939457838852608
Star Coordinates (ICRF) : RA = 00 49 06.1470, DE = +14 33 58.884 [2]
Star Magnitudes : G = 14.32 mag, RP = 13.69 mag, BP = 14.79 mag
Object Magnitude : V = 16.7 mag
Estimated Magnitude Drop : 2.5 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 5.2 km (src: astorb)
Speed of the shadow : 6.9 km/s
Elongation to Moon & Sun : 101° (sunlit = 22%), Sun = 156°
Cross-track uncertainty : 0.7 mas = 0 km = 0.11 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#67
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)