2020-09-24 / 4UC 326-095387 / (488) Kreusa
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Jiri Kubanek
O+
CCD
M203
CZ
GPS++
18:22:38
18:24:49.46
18:24:55.09
18:26:01
0.75
1.13
5.63
130.1
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: euraster
Available (probably) matching predictions (click on the link to switch):
Using prediction c01ac45d-4039-43ad-8794-ce2a1ba92b06 for map and profile fit
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Event Details
Occultation UUID [and DB] : c01ac45d-4039-43ad-8794-ce2a1ba92b06 [observed]
Occultation Date + Time : 2020-09-24 at 18:23:51 UT +/- 0.01 min [1]
Object Designation : (488) Kreusa
Star Designation : GDR3 4112644456822062720
Star Coordinates (ICRF) : RA = 17 06 51.2767, DE = -24 59 09.293 [2]
Star Magnitudes : G = 12.71 mag, RP = 12.34 mag, BP = 12.93 mag
Object Magnitude : V = 14.16 mag
Estimated Magnitude Drop : 1.7 mag
Estimated Max. Duration : 6.5 sec
Object Mean Diameter : 150 km (src: astorb+H10)
Speed of the shadow : 23.1 km/s
Elongation to Moon & Sun : 23° (sunlit = 58%), Sun = 76°
Cross-track uncertainty : 2.0 mas = 4 km = 0.03 path-width (1-sig)
RUWE and duplicate source : 0.85 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#117 (23-01-08)
[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)