2022-12-15 / UCAC4 561-031682 / (11738) 1998 RK72
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Alex Pratt
O-
VID
M280
GB
GPS
23:54:47
23:56:40
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 3966ac80-ddb3-11f0-547e-63ab7d3f9139 for map and profile fit
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Event Details
Occultation UUID [and DB] : 3966ac80-ddb3-11f0-547e-63ab7d3f9139 [observed]
Occultation Date + Time : 2022-12-15 at 23:54:14 UT +/- 0.01 min [1]
Object Designation : (11738) 1998 RK72
Orbit Class : MBA
Star Designation : GDR3 3376214078460228096
Star Coordinates (ICRF) : RA = 06 32 23.5502, DE = +22 06 17.786 [2]
Star Magnitudes : G = 13.68 mag, RP = 13.16 mag, BP = 14.04 mag
Object Magnitude : V = 18.0 mag
Estimated Magnitude Drop : 4.3 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 10.1 km (src: astorb)
Speed of the shadow : 15.2 km/s
Elongation to Moon & Sun : 72° (sunlit = 54%), Sun = 166°
Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#58
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)
