2024-09-28 / UCAC4 309-242882 / (49858) 1999 XZ99
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Roger Spinner, Stefano Sposetti
O-
VID
M356
CL
GPS
03:57:00
04:01:00
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 7f53e8f0-ddb5-11f0-547e-9fbdea3ffbc3 for map and profile fit
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Event Details
Occultation UUID [and DB] : 7f53e8f0-ddb5-11f0-547e-9fbdea3ffbc3 [observed]
Occultation Date + Time : 2024-09-28 at 03:53:14 UT +/- 0.0 min [1]
Object Designation : (49858) 1999 XZ99
Orbit Class : MBA
Star Designation : GDR3 6762027572025889152
Star Coordinates (ICRF) : RA = 18 56 32.9356, DE = -28 20 45.141 [2]
Star Magnitudes : G = 11.56 mag, RP = 10.41 mag, BP = 12.92 mag
Object Magnitude : V = 20.17 mag
Estimated Magnitude Drop : 8.6 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 3.5 km (src: astorb)
Speed of the shadow : 13.3 km/s
Elongation to Moon & Sun : 148° (sunlit = 18%), Sun = 97°
Cross-track uncertainty : 0.4 mas = 0 km = 0.20 path-width (1-sig)
RUWE and duplicate source : 0.88 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#50
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)
