2025-12-05 / UCAC4 522-039919 / (18786) Tyjorgenson
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Carles Schnabel
O-
VID
M400
ES
GPS
03:00:04
::
::
03:03:00
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 d4e517f0-ddb8-11f0-547e-6903f6fd0628 for map and profile fit
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Event Details
Occultation UUID [and DB] : d4e517f0-ddb8-11f0-547e-6903f6fd0628 [observed]
Occultation Date + Time : 2025-12-05 at 03:09:56 UT +/- 0.01 min [1]
Object Designation : (18786) Tyjorgenson
Orbit Class : MBA
Star Designation : GDR3 3166720726402993664
Star Coordinates (ICRF) : RA = 07 24 05.0430, DE = +14 12 53.313 [2]
Star Magnitudes : G = 13.48 mag, RP = 12.7 mag, BP = 14.13 mag
Object Magnitude : V = 17.41 mag
Estimated Magnitude Drop : 4.0 mag
Estimated Max. Duration : 1.3 sec
Object Mean Diameter : 4.9 km (src: astorb)
Speed of the shadow : 3.9 km/s
Elongation to Moon & Sun : 37° (sunlit = 100%), Sun = 142°
Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig)
RUWE and duplicate source : 1.01 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#59
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)
