2026-09-28 / UCAC4 582-016048 / (884157) 2017 BG221
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Zdenek Sikac
O-
VID
T150
CZ
GPS
00:09:22
::
::
00:11:23
2
show Daniel Antuszewicz
O-
VID
M300
PL
NTP
00:10:29
::
::
00:12:29
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 facb43e0-d9b1-11f1-43f3-87f5ebde8b8e for map and profile fit
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Event Details
Occultation UUID [and DB] : facb43e0-d9b1-11f1-43f3-87f5ebde8b8e [observed]
Occultation Date + Time : 2026-09-28 at 00:20:29 UT +/- 0.76 min [1]
Object Designation : (884157) 2017 BG221
Orbit Class : None
Star Designation : GDR3 3417930850988262528
Star Coordinates (ICRF) : RA = 05 29 47.5030, DE = +26 17 17.565 [2]
Star Magnitudes : G = 12.14 mag, RP = 10.89 mag, BP = 13.91 mag
Object Magnitude : V = 22.37 mag
Estimated Magnitude Drop : 10.2 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 3.8 km (src: astorb)
Speed of the shadow : 6.6 km/s
Elongation to Moon & Sun : 61° (sunlit = 98%), Sun = 102°
Cross-track uncertainty : 42.3 mas = 144 km = 38.07 path-width (1-sig)
RUWE and duplicate source : 1.11 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL8
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)
