2023-12-23 / UCAC4 609-035472 / (264071) 2009 SW159
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Stefano Sposetti
O-
VID
M420
CH
GPS
20:43:00
20:47:00
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 08b2ac84-9761-4ebb-8c60-8a7f7dc09f87 for map and profile fit
Map with groundtrack and observer stations
Occ by (264071) 2009 SW159 on 2023-12-23
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Event Details
Occultation UUID [and DB] : 08b2ac84-9761-4ebb-8c60-8a7f7dc09f87 [observed]
Occultation Date + Time : 2023-12-23 at 20:42:24 UT +/- 0.14 min [1]
Object Designation : (264071) 2009 SW159
Orbit Class : JTRO
Star Designation : GDR3 0936958316897112320
Star Coordinates (ICRF) : RA = 06 49 29.4013, DE = +31 38 50.099 [2]
Star Magnitudes : G = 11.89 mag, RP = 11.09 mag, BP = 12.57 mag
Object Magnitude : V = 20.63 mag
Estimated Magnitude Drop : 8.8 mag
Estimated Max. Duration : 0.4 sec
Object Mean Diameter : 5.7 km (src: astorb)
Speed of the shadow : 16.2 km/s
Elongation to Moon & Sun : 47° (sunlit = 89%), Sun = 168°
Cross-track uncertainty : 33.7 mas = 97 km = 17.16 path-width (1-sig)
RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#23
[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)
