2025-12-11 / UCAC4 544-016666 / (38454) Boroson
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Faustino Garcia
O+
CCD
T250
ES
GPS
04:56:55
04:57:55.68
04:57:55.94
04:58:55
0.050
0.030
0.26
3.1
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 d4751810-ddb8-11f0-547e-91d5aee7e180 for map and profile fit
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Event Details
Occultation UUID [and DB] : d4751810-ddb8-11f0-547e-91d5aee7e180 [observed]
Occultation Date + Time : 2025-12-11 at 05:01:41 UT +/- 0.01 min [1]
Object Designation : (38454) Boroson
Orbit Class : MBA
Star Designation : GDR3 3397906132907543552
Star Coordinates (ICRF) : RA = 05 36 54.0891, DE = +18 47 44.408 [2]
Star Magnitudes : G = 12.13 mag, RP = 11.67 mag, BP = 12.43 mag
Object Magnitude : V = 16.42 mag
Estimated Magnitude Drop : 4.3 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 7.1 km (src: astorb)
Speed of the shadow : 12.1 km/s
Elongation to Moon & Sun : 77° (sunlit = 57%), Sun = 173°
Cross-track uncertainty : 1.0 mas = 1 km = 0.15 path-width (1-sig)
RUWE and duplicate source : 1.14 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#63
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)
