2024-10-31 / UCAC4 459-001245 / (486018) 2012 SQ23
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Stefano Sposetti
O-
VID
M420
CH
GPS
21:16:10
21:20:10
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 ca04b820-c358-11ef-5276-1000abfac767 for map and profile fit
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Event Details
Occultation UUID [and DB] : ca04b820-c358-11ef-5276-1000abfac767 [observed]
Occultation Date + Time : 2024-10-31 at 21:20:54 UT +/- 0.13 min [1]
Object Designation : (486018) 2012 SQ23
Orbit Class : JTRO
Star Designation : GDR3 2538981706716283264
Star Coordinates (ICRF) : RA = 01 00 30.3770, DE = +01 42 04.907 [2]
Star Magnitudes : G = 13.14 mag, RP = 12.66 mag, BP = 13.46 mag
Object Magnitude : V = 20.95 mag
Estimated Magnitude Drop : 7.8 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 5 km (src: astorb)
Speed of the shadow : 15.4 km/s
Elongation to Moon & Sun : 161° (sunlit = 0%), Sun = 155°
Cross-track uncertainty : 20.0 mas = 57 km = 10.92 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#22
[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)