2022-12-26 / TYC 1217-01435-1 / (31624) 1999 GP20
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show William Stewart
O-
VID
M279
GB
GPS
22:33:12
22:35:37
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 3e7ded50-ddb3-11f0-547e-7856f7d7dc3c for map and profile fit
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Event Details
Occultation UUID [and DB] : 3e7ded50-ddb3-11f0-547e-7856f7d7dc3c [observed]
Occultation Date + Time : 2022-12-26 at 22:12:27 UT +/- 0.02 min [1]
Object Designation : (31624) 1999 GP20
Orbit Class : MBA
Star Designation : GDR3 0099088163989435648
Star Coordinates (ICRF) : RA = 02 15 49.6167, DE = +19 39 46.981 [2]
Star Magnitudes : G = 10.16 mag, RP = 9.64 mag, BP = 10.51 mag
Object Magnitude : V = 17.76 mag
Estimated Magnitude Drop : 7.6 mag
Estimated Max. Duration : 3.4 sec
Object Mean Diameter : 6.9 km (src: astorb)
Speed of the shadow : 2.1 km/s
Elongation to Moon & Sun : 75° (sunlit = 17%), Sun = 123°
Cross-track uncertainty : 0.3 mas = 0 km = 0.06 path-width (1-sig)
RUWE and duplicate source : 1.35 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#57
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)
