2026-09-25 / UCAC4 548-002470 / (257756) 2000 BP21
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Stefan Meister
O-
VID
M200
CH
GPS
20:07:38
::
::
20:08:23
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 9b963fb0-d9b1-11f1-43f3-4ed5ccaf3ae7 for map and profile fit
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Event Details
Occultation UUID [and DB] : 9b963fb0-d9b1-11f1-43f3-4ed5ccaf3ae7 [observed]
Occultation Date + Time : 2026-09-25 at 20:02:51 UT +/- 0.1 min [1]
Object Designation : (257756) 2000 BP21
Orbit Class : MBA
Star Designation : GDR3 2786777680195428480
Star Coordinates (ICRF) : RA = 01 15 59.5410, DE = +19 24 29.057 [2]
Star Magnitudes : G = 13.92 mag, RP = 13.42 mag, BP = 14.26 mag
Object Magnitude : V = 20.0 mag
Estimated Magnitude Drop : 6.1 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 2.8 km (src: astorb)
Speed of the shadow : 10.6 km/s
Elongation to Moon & Sun : 34° (sunlit = 99%), Sun = 156°
Cross-track uncertainty : 27.7 mas = 41 km = 14.92 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL31
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)
