2024-12-27 / HIP 54336 / (284471) 2007 HP21
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Zdenek Sikac
O-
VID
T150
CZ
NTP
05:04:00
05:08:01
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 d0fdabf0-ddb5-11f0-547e-e2fcd7ce0d37 for map and profile fit
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Event Details
Occultation UUID [and DB] : d0fdabf0-ddb5-11f0-547e-e2fcd7ce0d37 [observed]
Occultation Date + Time : 2024-12-27 at 05:09:25 UT +/- 0.14 min [1]
Object Designation : (284471) 2007 HP21
Orbit Class : MBA
Star Designation : GDR3 3811456580944840704
Star Coordinates (ICRF) : RA = 11 06 53.5693, DE = +01 57 17.747 [2]
Star Magnitudes : G = 5.25 mag, RP = 4.59 mag, BP = 5.76 mag
Object Magnitude : V = 21.77 mag
Estimated Magnitude Drop : 16.5 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 2.0 km (src: astorb)
Speed of the shadow : 5.3 km/s
Elongation to Moon & Sun : 65° (sunlit = 14%), Sun = 109°
Cross-track uncertainty : 15.0 mas = 29 km = 14.81 path-width (1-sig)
RUWE and duplicate source : 0.87 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#32
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)
