2024-08-27 / UCAC4 473-118802 / (199821) 2007 DA83
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Daniel Antuszewicz
O-
VID
M200
PL
NTP
18:52:38
18:54:37
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 494bd150-ddb5-11f0-547e-1a49d78c5c0e for map and profile fit
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Event Details
Occultation UUID [and DB] : 494bd150-ddb5-11f0-547e-1a49d78c5c0e [observed]
Occultation Date + Time : 2024-08-27 at 18:58:38 UT +/- 0.16 min [1]
Object Designation : (199821) 2007 DA83
Orbit Class : MBA
Star Designation : GDR3 4247633492224177792
Star Coordinates (ICRF) : RA = 20 13 43.0372, DE = +04 30 58.384 [2]
Star Magnitudes : G = 12.21 mag, RP = 11.5 mag, BP = 12.76 mag
Object Magnitude : V = 19.44 mag
Estimated Magnitude Drop : 7.2 mag
Estimated Max. Duration : 0.2 sec
Object Mean Diameter : 3.0 km (src: astorb)
Speed of the shadow : 13.1 km/s
Elongation to Moon & Sun : 128° (sunlit = 35%), Sun = 144°
Cross-track uncertainty : 22.3 mas = 28 km = 9.66 path-width (1-sig)
RUWE and duplicate source : 0.86 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#38
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)
