2024-07-31 / UCAC4 492-002186 / (237639) 2001 SA89
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
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Oscar Canales
O-
CCD
M280
ES
GPS
03:07:49
03:09:19
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 192416e0-ddb5-11f0-547e-56d27ffe7007 for map and profile fit
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Event Details
Occultation UUID [and DB] : 192416e0-ddb5-11f0-547e-56d27ffe7007 [observed]
Occultation Date + Time : 2024-07-31 at 03:12:08 UT +/- 0.06 min [1]
Object Designation : (237639) 2001 SA89
Orbit Class : MBA
Star Designation : GDR3 2566814366104610944
Star Coordinates (ICRF) : RA = 01 29 16.0301, DE = +08 14 55.550 [2]
Star Magnitudes : G = 11.73 mag, RP = 11.04 mag, BP = 12.26 mag
Object Magnitude : V = 20.49 mag
Estimated Magnitude Drop : 8.8 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.1 km (src: astorb)
Speed of the shadow : 11.0 km/s
Elongation to Moon & Sun : 53° (sunlit = 19%), Sun = 105°
Cross-track uncertainty : 14.3 mas = 25 km = 8.39 path-width (1-sig)
RUWE and duplicate source : 3.62 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#41
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)