2026-07-07 / UCAC4 461-099403 / (177646) 2004 RK80
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Michael OConnell
O+
VID
M350
ES
NTP
23:26:01
23:27:01.90
23:27:02.43
23:28:01
0.090
0.090
0.53
5.9
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 bba61440-d9a9-11f1-43f3-4fd00dbb49bc for map and profile fit
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Event Details
Occultation UUID [and DB] : bba61440-d9a9-11f1-43f3-4fd00dbb49bc [observed]
Occultation Date + Time : 2026-07-07 at 23:27:17 UT +/- 0.07 min [1]
Object Designation : (177646) 2004 RK80
Orbit Class : MBA
Star Designation : GDR3 4288676719428859008
Star Coordinates (ICRF) : RA = 19 23 46.9982, DE = +02 00 10.903 [2]
Star Magnitudes : G = 13.97 mag, RP = 13.37 mag, BP = 14.39 mag
Object Magnitude : V = 19.37 mag
Estimated Magnitude Drop : 5.4 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.1 km (src: astorb)
Speed of the shadow : 11.2 km/s
Elongation to Moon & Sun : 84° (sunlit = 48%), Sun = 155°
Cross-track uncertainty : 2.3 mas = 3 km = 0.98 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL36
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)
