2024-06-29 / UCAC4 323-127914 / (81631) 2000 HD77
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Jordi Marco
O-
CCD
M235
ES
NTP
22:37:31
22:39:43
2
show Antoni Selva, Carlos Perello
O-
VID
M500
ES
GPS
22:36:48
22:40:12
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 e6ee6400-ddb4-11f0-547e-30c1d5ff17c3 for map and profile fit
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Event Details
Occultation UUID [and DB] : e6ee6400-ddb4-11f0-547e-30c1d5ff17c3 [observed]
Occultation Date + Time : 2024-06-29 at 22:38:57 UT +/- 0.02 min [1]
Object Designation : (81631) 2000 HD77
Orbit Class : MBA
Star Designation : GDR3 4064384387539596800
Star Coordinates (ICRF) : RA = 17 59 57.2460, DE = -25 35 27.123 [2]
Star Magnitudes : G = 12.38 mag, RP = 12.07 mag, BP = 12.57 mag
Object Magnitude : V = 18.94 mag
Estimated Magnitude Drop : 6.6 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.0 km (src: astorb)
Speed of the shadow : 11.0 km/s
Elongation to Moon & Sun : 112° (sunlit = 38%), Sun = 171°
Cross-track uncertainty : 1.3 mas = 1 km = 0.54 path-width (1-sig)
RUWE and duplicate source : 0.84 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#47
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)
