2026-09-20 / TYC 2928-00162-1 / (458749) 2011 QP74
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Stefano Sposetti
O-
VID
M420
CH
GPS
01:52:00
::
::
01:55:30
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 342206c0-d9b1-11f1-43f3-5b5a4bff682c for map and profile fit
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Event Details
Occultation UUID [and DB] : 342206c0-d9b1-11f1-43f3-5b5a4bff682c [observed]
Occultation Date + Time : 2026-09-20 at 01:56:45 UT +/- 0.12 min [1]
Object Designation : (458749) 2011 QP74
Orbit Class : JTRO
Star Designation : GDR3 0944864973731923456
Star Coordinates (ICRF) : RA = 06 39 44.8825, DE = +38 43 32.688 [2]
Star Magnitudes : G = 12.52 mag, RP = 11.82 mag, BP = 12.56 mag
Object Magnitude : V = 21.86 mag
Estimated Magnitude Drop : 9.3 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 6.0 km (src: astorb)
Speed of the shadow : 17.9 km/s
Elongation to Moon & Sun : 168° (sunlit = 62%), Sun = 80°
Cross-track uncertainty : 26.7 mas = 108 km = 18.02 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL19
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)
