2025-08-28 / UCAC4 581-006251 / (1641) Tana
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Marcin Filipek
O-
VID
M250
PL
GPS
22:21:11
::
::
22:22:22
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 585f9c60-ddb7-11f0-547e-1dc835ff384e for map and profile fit
Map with groundtrack and observer stations
Reset Map to default
Event Details
Occultation UUID [and DB] : 585f9c60-ddb7-11f0-547e-1dc835ff384e [observed]
Occultation Date + Time : 2025-08-28 at 22:20:36 UT +/- 0.02 min [1]
Object Designation : (1641) Tana
Orbit Class : MBA
Star Designation : GDR3 0114521596391970432
Star Coordinates (ICRF) : RA = 02 49 58.1476, DE = +26 06 37.323 [2]
Star Magnitudes : G = 14.68 mag, RP = 13.97 mag, BP = 15.05 mag
Object Magnitude : V = 15.68 mag
Estimated Magnitude Drop : 1.4 mag
Estimated Max. Duration : 2.9 sec
Object Mean Diameter : 26.1 km (src: astorb)
Speed of the shadow : 8.9 km/s
Elongation to Moon & Sun : 171° (sunlit = 29%), Sun = 108°
Cross-track uncertainty : 3.2 mas = 5 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 11.6 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#77
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)
