2026-03-29 / UCAC4 329-085410 / (2258) Viipuri
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Simon Kidd
O+
VID
M350
GB
GPS
04:24:00
04:24:56.5
04:25:01.8
04:26:00
0.400
0.400
5.30
27.6
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 12aabcb0-de73-11f0-4858-2b0ddeef1cd2 for map and profile fit
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Event Details
Occultation UUID [and DB] : 12aabcb0-de73-11f0-4858-2b0ddeef1cd2 [asteroids]
Occultation Date + Time : 2026-03-29 at 04:29:23 UT +/- 0.01 min [1]
Object Designation : (2258) Viipuri
Orbit Class : MBA
Star Designation : GDR3 4113262829028174976
Star Coordinates (ICRF) : RA = 16 56 46.6797, DE = -24 23 24.905 [2]
Star Magnitudes : G = 14.97 mag, RP = 14.18 mag, BP = 15.62 mag
Object Magnitude : V = 16.96 mag
Estimated Magnitude Drop : 2.2 mag
Estimated Max. Duration : 4.5 sec
Object Mean Diameter : 23.5 km (src: astorb)
Speed of the shadow : 5.2 km/s
Elongation to Moon & Sun : 114° (sunlit = 84%), Sun = 113°
Cross-track uncertainty : 0.4 mas = 0 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#71
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)
