2024-08-25 / UCAC4 553-008694 / (55027) 2001 QL42
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Simon Kidd
O-
VID
M350
GB
GPS
02:28:00
02:30:00
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 46960020-ddb5-11f0-547e-fbce4fceb9f1 for map and profile fit
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Event Details
Occultation UUID [and DB] : 46960020-ddb5-11f0-547e-fbce4fceb9f1 [observed]
Occultation Date + Time : 2024-08-25 at 02:30:58 UT +/- 0.0 min [1]
Object Designation : (55027) 2001 QL42
Orbit Class : MBA
Star Designation : GDR3 0052102699242838400
Star Coordinates (ICRF) : RA = 04 04 55.2565, DE = +20 34 21.333 [2]
Star Magnitudes : G = 12.4 mag, RP = 11.6 mag, BP = 13.09 mag
Object Magnitude : V = 19.43 mag
Estimated Magnitude Drop : 7.0 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 5.0 km (src: astorb)
Speed of the shadow : 18.7 km/s
Elongation to Moon & Sun : 18° (sunlit = 64%), Sun = 89°
Cross-track uncertainty : 0.3 mas = 0 km = 0.11 path-width (1-sig)
RUWE and duplicate source : 1.15 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)
