2023-05-10 / UCAC4 372-124123 / (77848) 2001 QZ289
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Daniel Antuszewicz
O-
VID
M203
PL
NTP
00:20:34
00:22:32
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 95bea870-ddb3-11f0-547e-71e2e9f40282 for map and profile fit
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Event Details
Occultation UUID [and DB] : 95bea870-ddb3-11f0-547e-71e2e9f40282 [observed]
Occultation Date + Time : 2023-05-10 at 00:12:50 UT +/- 0.01 min [1]
Object Designation : (77848) 2001 QZ289
Orbit Class : MBA
Star Designation : GDR3 4097931307609227392
Star Coordinates (ICRF) : RA = 18 23 57.4572, DE = -15 47 21.349 [2]
Star Magnitudes : G = 12.76 mag, RP = 12.35 mag, BP = 13.02 mag
Object Magnitude : V = 20.59 mag
Estimated Magnitude Drop : 7.8 mag
Estimated Max. Duration : 0.6 sec
Object Mean Diameter : 3.9 km (src: astorb)
Speed of the shadow : 6.1 km/s
Elongation to Moon & Sun : 15° (sunlit = 78%), Sun = 133°
Cross-track uncertainty : 0.3 mas = 0 km = 0.16 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#45
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)
