2023-07-22 / UCAC4 373-180522 / (169137) 2001 QM57
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Pierre Le Cam
O-
VID
M500
FR
NTP
21:10:30
21:13:30
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 d700e550-ddb3-11f0-547e-fd028be3c7ae for map and profile fit
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Event Details
Occultation UUID [and DB] : d700e550-ddb3-11f0-547e-fd028be3c7ae [observed]
Occultation Date + Time : 2023-07-22 at 21:12:17 UT +/- 0.06 min [1]
Object Designation : (169137) 2001 QM57
Orbit Class : MBA
Star Designation : GDR3 6875000849889682176
Star Coordinates (ICRF) : RA = 20 29 52.0139, DE = -15 28 32.056 [2]
Star Magnitudes : G = 13.71 mag, RP = 12.68 mag, BP = 14.78 mag
Object Magnitude : V = 19.23 mag
Estimated Magnitude Drop : 5.5 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.2 km (src: astorb)
Speed of the shadow : 12.5 km/s
Elongation to Moon & Sun : 130° (sunlit = 22%), Sun = 173°
Cross-track uncertainty : 18.7 mas = 26 km = 8.15 path-width (1-sig)
RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#38
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)
