2025-11-13 / UCAC4 618-015306 / (189442) 1998 SP93
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Andreas Schweizer
O-
VID
M250
CH
GPS
20:34:10
::
::
20:35:10
2
show Gregor Krannich
O-
VID
M350
DE
GPS
20:33:42
::
::
20:35:12
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 2 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction b6359050-ddb8-11f0-547e-760a7ee29b30 for map and profile fit
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Event Details
Occultation UUID [and DB] : b6359050-ddb8-11f0-547e-760a7ee29b30 [observed]
Occultation Date + Time : 2025-11-13 at 20:29:23 UT +/- 0.08 min [1]
Object Designation : (189442) 1998 SP93
Orbit Class : MBA
Star Designation : GDR3 0172744752876632192
Star Coordinates (ICRF) : RA = 04 25 01.2697, DE = +33 34 29.969 [2]
Star Magnitudes : G = 11.64 mag, RP = 10.85 mag, BP = 12.31 mag
Object Magnitude : V = 19.7 mag
Estimated Magnitude Drop : 8.1 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.1 km (src: astorb)
Speed of the shadow : 12.1 km/s
Elongation to Moon & Sun : 91° (sunlit = 34%), Sun = 158°
Cross-track uncertainty : 25.3 mas = 37 km = 12.16 path-width (1-sig)
RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#31
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)
