2024-08-23 / TYC 5213-01150-1 / (195809) 2002 QL18
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Marcin Filipek
O-
VID
M250
PL
GPS
20:34:05
20:34:35
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 47239a20-ddb5-11f0-547e-f0a8ebd20dc9 for map and profile fit
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Event Details
Occultation UUID [and DB] : 47239a20-ddb5-11f0-547e-f0a8ebd20dc9 [observed]
Occultation Date + Time : 2024-08-23 at 20:37:02 UT +/- 0.07 min [1]
Object Designation : (195809) 2002 QL18
Orbit Class : MBA
Star Designation : GDR3 2673286639732446336
Star Coordinates (ICRF) : RA = 21 42 34.9501, DE = -03 20 04.172 [2]
Star Magnitudes : G = 9.19 mag, RP = 8.5 mag, BP = 9.72 mag
Object Magnitude : V = 19.33 mag
Estimated Magnitude Drop : 10.1 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 3.0 km (src: astorb)
Speed of the shadow : 12.9 km/s
Elongation to Moon & Sun : 61° (sunlit = 78%), Sun = 169°
Cross-track uncertainty : 20.0 mas = 27 km = 9.07 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#40
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)
