2025-12-18 / UCAC4 438-006709 / (363341) 2002 QQ1
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
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Marcin Filipek
O-
VID
M250
PL
GPS
18:09:59
::
::
18:10:48
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 df217c40-ddb8-11f0-547e-1364fbbf84a5 for map and profile fit
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Event Details
Occultation UUID [and DB] : df217c40-ddb8-11f0-547e-1364fbbf84a5 [observed]
Occultation Date + Time : 2025-12-18 at 18:03:35 UT +/- 0.08 min [1]
Object Designation : (363341) 2002 QQ1
Orbit Class : MBA
Star Designation : GDR3 3205615400479408128
Star Coordinates (ICRF) : RA = 04 29 02.3306, DE = -02 34 21.736 [2]
Star Magnitudes : G = 12.68 mag, RP = 12.08 mag, BP = 13.11 mag
Object Magnitude : V = 20.07 mag
Estimated Magnitude Drop : 7.4 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 2.5 km (src: astorb)
Speed of the shadow : 11.8 km/s
Elongation to Moon & Sun : 150° (sunlit = 2%), Sun = 148°
Cross-track uncertainty : 23.0 mas = 32 km = 13.15 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#34
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)