2025-09-23 / UCAC4 541-004539 / (32607) Portell
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show
Alexandros Siakas
O+
CCD
T279
CY
GPS
21:11:30
21:12:30.497
21:12:31.498
21:13:30
0.163
0.163
1.00
6.1
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 70fd3a10-ddb8-11f0-547e-7b32b9ff7bdb for map and profile fit
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Event Details
Occultation UUID [and DB] : 70fd3a10-ddb8-11f0-547e-7b32b9ff7bdb [observed]
Occultation Date + Time : 2025-09-23 at 21:01:14 UT +/- 0.01 min [1]
Object Designation : (32607) Portell
Orbit Class : MBA
Star Designation : GDR3 0085749335597899648
Star Coordinates (ICRF) : RA = 02 30 14.9014, DE = +18 02 13.353 [2]
Star Magnitudes : G = 14.24 mag, RP = 13.57 mag, BP = 14.74 mag
Object Magnitude : V = 17.67 mag
Estimated Magnitude Drop : 3.5 mag
Estimated Max. Duration : 0.8 sec
Object Mean Diameter : 5.1 km (src: astorb)
Speed of the shadow : 6.1 km/s
Elongation to Moon & Sun : 163° (sunlit = 4%), Sun = 140°
Cross-track uncertainty : 1.0 mas = 1 km = 0.21 path-width (1-sig)
RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#66
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)