2024-09-29 / UCAC4 502-003935 / (165949) 2001 WY1
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Daniel Antuszewicz
O-
VID
M200
PL
NTP
02:35:39
02:37:38
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 73acf820-ddb5-11f0-547e-b1da57eb7c54 for map and profile fit
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Event Details
Occultation UUID [and DB] : 73acf820-ddb5-11f0-547e-b1da57eb7c54 [observed]
Occultation Date + Time : 2024-09-29 at 02:42:05 UT +/- 0.22 min [1]
Object Designation : (165949) 2001 WY1
Orbit Class : MBA
Star Designation : GDR3 0021925846701368832
Star Coordinates (ICRF) : RA = 02 42 32.6564, DE = +10 22 19.051 [2]
Star Magnitudes : G = 12.83 mag, RP = 12.13 mag, BP = 13.39 mag
Object Magnitude : V = 18.29 mag
Estimated Magnitude Drop : 5.5 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.6 km (src: astorb)
Speed of the shadow : 14.2 km/s
Elongation to Moon & Sun : 105° (sunlit = 12%), Sun = 145°
Cross-track uncertainty : 21.7 mas = 22 km = 6.24 path-width (1-sig)
RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#36
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)
