2025-11-25 / UCAC4 592-008775 / (113298) 2002 RQ178
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
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William Stewart
O-
VID
M279
GB
GPS
20:20:40
::
::
20:22:39
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 c6f98e50-ddb8-11f0-547e-52696f6d6f03 for map and profile fit
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Event Details
Occultation UUID [and DB] : c6f98e50-ddb8-11f0-547e-52696f6d6f03 [observed]
Occultation Date + Time : 2025-11-25 at 20:18:54 UT +/- 0.06 min [1]
Object Designation : (113298) 2002 RQ178
Orbit Class : MBA
Star Designation : GDR3 0119637177320480256
Star Coordinates (ICRF) : RA = 03 31 28.3127, DE = +28 13 09.422 [2]
Star Magnitudes : G = 12.39 mag, RP = 11.76 mag, BP = 12.85 mag
Object Magnitude : V = 19.06 mag
Estimated Magnitude Drop : 6.7 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 2.6 km (src: astorb)
Speed of the shadow : 11.0 km/s
Elongation to Moon & Sun : 112° (sunlit = 26%), Sun = 169°
Cross-track uncertainty : 22.7 mas = 26 km = 10.20 path-width (1-sig)
RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#37
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)