2026-05-09 / UCAC4 596-045602 / (4077) Asuka
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Anna Marciniak
O-
CCD
M400
PL
GPS
21:51:55
::
::
21:52:56
2
show Anna Marciniak
O-
CCD
M350
PL
NTP
21:51:59
::
::
21:53:04
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 2 observations found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 3a104e90-3419-11f1-6999-62d63fffeda7 for map and profile fit
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Event Details
Occultation UUID [and DB] : 3a104e90-3419-11f1-6999-62d63fffeda7 [asteroids]
Occultation Date + Time : 2026-05-09 at 21:51:06 UT +/- 0.01 min [1]
Object Designation : (4077) Asuka
Orbit Class : MBA
Star Designation : GDR3 0705980305774422656
Star Coordinates (ICRF) : RA = 08 43 56.5590, DE = +29 09 12.574 [2]
Star Magnitudes : G = 14.34 mag, RP = 13.74 mag, BP = 14.78 mag
Object Magnitude : V = 17.29 mag
Estimated Magnitude Drop : 3.0 mag
Estimated Max. Duration : 0.9 sec
Object Mean Diameter : 20.1 km (src: astorb)
Speed of the shadow : 21.5 km/s
Elongation to Moon & Sun : 163° (sunlit = 50%), Sun = 77°
Cross-track uncertainty : 0.7 mas = 1 km = 0.08 path-width (1-sig)
RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#76
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)
