2026-09-24 / UCAC4 351-118674 / (17855) Geffert
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Michael OConnell
O+
VID
M350
ES
NTP
19:13:27
19:14:26.91
19:14:28.09
19:15:27
0.070
0.070
1.18
19.2
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 72f7b070-d9b1-11f1-43f3-22252ffeb4e4 for map and profile fit
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Event Details
Occultation UUID [and DB] : 72f7b070-d9b1-11f1-43f3-22252ffeb4e4 [observed]
Occultation Date + Time : 2026-09-24 at 19:13:17 UT +/- 0.01 min [1]
Object Designation : (17855) Geffert
Orbit Class : MBA
Star Designation : GDR3 4119201463130441984
Star Coordinates (ICRF) : RA = 17 52 18.1441, DE = -19 57 47.509 [2]
Star Magnitudes : G = 13.21 mag, RP = 11.94 mag, BP = 14.89 mag
Object Magnitude : V = 19.37 mag
Estimated Magnitude Drop : 6.2 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 8.3 km (src: astorb)
Speed of the shadow : 16.3 km/s
Elongation to Moon & Sun : 70° (sunlit = 96%), Sun = 86°
Cross-track uncertainty : 0.3 mas = 0 km = 0.09 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL59
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)
