2023-09-12 / UCAC4 495-145383 / (81578) 2000 HD42
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Jiri Kubanek
O-
VID
M303
CZ
GPS
02:23:17
02:27:21
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 07c3ce50-ddb4-11f0-547e-83427fcf55b4 for map and profile fit
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Event Details
Occultation UUID [and DB] : 07c3ce50-ddb4-11f0-547e-83427fcf55b4 [observed]
Occultation Date + Time : 2023-09-12 at 02:34:57 UT +/- 0.01 min [1]
Object Designation : (81578) 2000 HD42
Orbit Class : MBA
Star Designation : GDR3 2713931663306156672
Star Coordinates (ICRF) : RA = 23 01 58.1570, DE = +08 58 44.964 [2]
Star Magnitudes : G = 12.82 mag, RP = 12.32 mag, BP = 13.14 mag
Object Magnitude : V = 17.91 mag
Estimated Magnitude Drop : 5.1 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3.4 km (src: astorb)
Speed of the shadow : 9.5 km/s
Elongation to Moon & Sun : 142° (sunlit = 8%), Sun = 166°
Cross-track uncertainty : 0.7 mas = 0 km = 0.20 path-width (1-sig)
RUWE and duplicate source : 1.15 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#45
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)
