2023-12-18 / UCAC4 677-050703 / (325679) 2009 TH27
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Zdenek Sikac
O-
VID
T150
CZ
NTP
04:14:01
04:18:01
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 b1116150-e089-45f6-9884-a8b5b47aeb8d for map and profile fit
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Event Details
Occultation UUID [and DB] : b1116150-e089-45f6-9884-a8b5b47aeb8d [observed]
Occultation Date + Time : 2023-12-18 at 04:15:37 UT +/- 0.5 min [1]
Object Designation : (325679) 2009 TH27
Orbit Class : JTRO
Star Designation : GDR3 1009634081284150144
Star Coordinates (ICRF) : RA = 09 08 22.5796, DE = +45 17 48.573 [2]
Star Magnitudes : G = 13.47 mag, RP = 13.03 mag, BP = 13.75 mag
Object Magnitude : V = 20.55 mag
Estimated Magnitude Drop : 7.1 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 7 km (src: astorb)
Speed of the shadow : 14.6 km/s
Elongation to Moon & Sun : 143° (sunlit = 32%), Sun = 133°
Cross-track uncertainty : 44.3 mas = 136 km = 18.73 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#22
[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)