2025-11-09 / HIP 9454 / (40977) 1999 TD279
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Deborah Smith
O+
VID
M200
ES
GPS
03:45:36
03:46:37.891
03:46:38.259
03:47:36
0.005
0.005
0.37
3.9
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 afc6fce0-ddb8-11f0-547e-0e90d6f76488 for map and profile fit
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Event Details
Occultation UUID [and DB] : afc6fce0-ddb8-11f0-547e-0e90d6f76488 [observed]
Occultation Date + Time : 2025-11-09 at 03:54:55 UT +/- 0.01 min [1]
Object Designation : (40977) 1999 TD279
Orbit Class : MBA
Star Designation : GDR3 0103672715160289536
Star Coordinates (ICRF) : RA = 02 01 36.0610, DE = +22 37 39.708 [2]
Star Magnitudes : G = 8.34 mag, RP = 7.94 mag, BP = 8.59 mag
Object Magnitude : V = 18.36 mag
Estimated Magnitude Drop : 10.0 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3.8 km (src: astorb)
Speed of the shadow : 10.5 km/s
Elongation to Moon & Sun : 61° (sunlit = 82%), Sun = 166°
Cross-track uncertainty : 3.7 mas = 4 km = 1.16 path-width (1-sig)
RUWE and duplicate source : 0.94 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#39
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)
