2025-08-11 / UCAC4 372-159636 / (157043) 2003 ST44
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Stefano Sposetti
O-
VID
M420
CH
GPS
20:40:30
::
::
20:43:00
2
show Carsten Ziolek
O-
VID
M356
CH
GPS
20:41:05
::
::
20:42:05
3
show Daniel Blazewicz
O-
VID
M350
PL
GPS
20:38:43
::
::
20:40:21
4
show Vitali Nevski
O-
VID
M300
BY
GPS
20:37:01
::
::
20:38:31
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 4 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 40068c50-ddb7-11f0-547e-c7e3beef8f84 for map and profile fit
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Event Details
Occultation UUID [and DB] : 40068c50-ddb7-11f0-547e-c7e3beef8f84 [observed]
Occultation Date + Time : 2025-08-11 at 20:43:38 UT +/- 0.13 min [1]
Object Designation : (157043) 2003 ST44
Orbit Class : MBA
Star Designation : GDR3 4184214421758958848
Star Coordinates (ICRF) : RA = 19 13 56.0036, DE = -15 46 56.857 [2]
Star Magnitudes : G = 12.36 mag, RP = 11.79 mag, BP = 12.74 mag
Object Magnitude : V = 18.93 mag
Estimated Magnitude Drop : 6.6 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 3.8 km (src: astorb)
Speed of the shadow : 6.1 km/s
Elongation to Moon & Sun : 64° (sunlit = 92%), Sun = 148°
Cross-track uncertainty : 24.3 mas = 31 km = 8.39 path-width (1-sig)
RUWE and duplicate source : 3.86 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#35
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)
