2023-04-08 / UCAC4 508-055814 / (1627) Ivar
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Anna Marciniak
O-
CCD
M350
PL
GPS
20:26:26
20:28:12
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 8a2b3fa0-ddb3-11f0-547e-c366edfff974 for map and profile fit
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Event Details
Occultation UUID [and DB] : 8a2b3fa0-ddb3-11f0-547e-c366edfff974 [observed]
Occultation Date + Time : 2023-04-08 at 20:19:29 UT +/- 0.0 min [1]
Object Designation : (1627) Ivar
Orbit Class : NEO
Star Designation : GDR3 3737005075215742848
Star Coordinates (ICRF) : RA = 13 04 54.0090, DE = +11 31 49.684 [2]
Star Magnitudes : G = 14.68 mag, RP = 13.58 mag, BP = 15.9 mag
Object Magnitude : V = 13.82 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 1.0 sec
Object Mean Diameter : 9.5 km (src: astorb)
Speed of the shadow : 9.5 km/s
Elongation to Moon & Sun : 44° (sunlit = 92%), Sun = 161°
Cross-track uncertainty : 0.8 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#1501
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)
