2017-06-01 / 4UC 410-071870 / (12921) 1998 WZ5
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Peter Delincak
O+
CCD
M400
SK
GPS++
23:45:00
23:47:33.06
23:47:35.00
23:49:00
0.15
0.15
1.94
32.6
2
show Jiri Polak
O-
VID
M303
CZ
23:46:05
23:50:16
3
show Tim Haymes
O-
VID
M300
UK
23:47:00
23:51:00
4
show Henk De Groot
O-
VID
M356
NL
23:46:04
23:52:30
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 4 observations found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Using prediction 3505c9cf-8607-47a1-bcdb-6f758496601b for map and profile fit
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Event Details
Occultation UUID [and DB] : 3505c9cf-8607-47a1-bcdb-6f758496601b [observed]
Occultation Date + Time : 2017-06-01 at 23:47:09 UT +/- 0.01 min [1]
Object Designation : (12921) 1998 WZ5
Orbit Class : JTRO
Star Designation : GDR3 4168478211332918272
Star Coordinates (ICRF) : RA = 17 35 29.5967, DE = -08 08 47.331 [2]
Star Magnitudes : G = 13.15 mag, RP = 12.19 mag, BP = 14.09 mag
Object Magnitude : V = 18.59 mag
Estimated Magnitude Drop : 5.5 mag
Estimated Max. Duration : 1.2 sec
Object Mean Diameter : 21 km (src: astorb)
Speed of the shadow : 16.8 km/s
Elongation to Moon & Sun : 96° (sunlit = 55%), Sun = 161°
Cross-track uncertainty : 1.3 mas = 4 km = 0.22 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#52
[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)