2024-09-13 / UCAC4 478-125277 / (77704) 2001 OC27
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Matthieu Conjat
O+
VID
T400
FR
GPS
20:50:28
20:51:22.260
20:51:22.900
20:52:12
0.05
0.05
0.64
5.7
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 5e927140-ddb5-11f0-547e-a18ef7cb559d for map and profile fit
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Event Details
Occultation UUID [and DB] : 5e927140-ddb5-11f0-547e-a18ef7cb559d [observed]
Occultation Date + Time : 2024-09-13 at 20:58:17 UT +/- 0.02 min [1]
Object Designation : (77704) 2001 OC27
Orbit Class : MBA
Star Designation : GDR3 4246489862692711296
Star Coordinates (ICRF) : RA = 20 28 23.9290, DE = +05 33 13.526 [2]
Star Magnitudes : G = 13.08 mag, RP = 12.54 mag, BP = 13.46 mag
Object Magnitude : V = 19.84 mag
Estimated Magnitude Drop : 6.8 mag
Estimated Max. Duration : 0.5 sec
Object Mean Diameter : 4.2 km (src: astorb)
Speed of the shadow : 8.9 km/s
Elongation to Moon & Sun : 34° (sunlit = 77%), Sun = 134°
Cross-track uncertainty : 1.3 mas = 2 km = 0.55 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#43
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)
