2024-11-07 / UCAC4 680-026255 / (7411) 1990 QQ1
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith
O-
CCD
M203
ES
NTP
03:05:07
03:09:06
2
show Deborah Smith
O-
CCD
M280
ES
NTP
03:05:14
03:09:14
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 2 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 9ed0d2b0-ddb5-11f0-547e-d316ff7f4f22 for map and profile fit
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Event Details
Occultation UUID [and DB] : 9ed0d2b0-ddb5-11f0-547e-d316ff7f4f22 [observed]
Occultation Date + Time : 2024-11-07 at 03:12:19 UT +/- 0.0 min [1]
Object Designation : (7411) 1990 QQ1
Orbit Class : MBA
Star Designation : GDR3 0233591524502958208
Star Coordinates (ICRF) : RA = 04 07 37.5244, DE = +45 55 40.216 [2]
Star Magnitudes : G = 14.62 mag, RP = 13.69 mag, BP = 15.52 mag
Object Magnitude : V = 16.38 mag
Estimated Magnitude Drop : 2.0 mag
Estimated Max. Duration : 1.2 sec
Object Mean Diameter : 9.4 km (src: astorb)
Speed of the shadow : 7.9 km/s
Elongation to Moon & Sun : 137° (sunlit = 28%), Sun = 146°
Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#47
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)
