2025-10-18 / UCAC4 664-025074 / (87616) 2000 RR47
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Cédric Latgé
O-
VID
M230
FR
GPS
00:13:48
::
::
00:15:58
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 930d9ff0-ddb8-11f0-547e-e218dff3b74e for map and profile fit
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Event Details
Occultation UUID [and DB] : 930d9ff0-ddb8-11f0-547e-e218dff3b74e [observed]
Occultation Date + Time : 2025-10-18 at 00:10:58 UT +/- 0.02 min [1]
Object Designation : (87616) 2000 RR47
Orbit Class : MBA
Star Designation : GDR3 0228468036534051456
Star Coordinates (ICRF) : RA = 04 28 02.2281, DE = +42 41 42.971 [2]
Star Magnitudes : G = 13.44 mag, RP = 12.28 mag, BP = 14.91 mag
Object Magnitude : V = 19.07 mag
Estimated Magnitude Drop : 5.6 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 3.2 km (src: astorb)
Speed of the shadow : 8.3 km/s
Elongation to Moon & Sun : 93° (sunlit = 11%), Sun = 129°
Cross-track uncertainty : 1.0 mas = 1 km = 0.37 path-width (1-sig)
RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#40
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)
