2022-07-25 / 4UC 408-097379 / (4791) Iphidamas
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show C. Perello/A. Selva
O+
VID
M500
ES
GPS++
00:24:16
00:26:11.03
00:26:12.9
00:28:14
0.16
0.3
1.87
30.7
2
show Carles Schnabel
O?
VID
M400
ES
GPS++
00:24:29
00:26:11.99
00:26:13.59
00:27:59
0.32
0.32
1.60
26.2
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: euraster
Available (probably) matching predictions (click on the link to switch):
Using prediction c10cfee4-380b-44cc-ad34-924eea7462d7 for map and profile fit
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Event Details
Occultation UUID [and DB] : c10cfee4-380b-44cc-ad34-924eea7462d7 [observed]
Occultation Date + Time : 2022-07-25 at 00:28:10 UT +/- 0.05 min [1]
Object Designation : (4791) Iphidamas
Orbit Class : JTRO
Star Designation : GDR3 4203540743878669952
Star Coordinates (ICRF) : RA = 18 50 59.5372, DE = -08 35 29.523 [2]
Star Magnitudes : G = 15.06 mag, RP = 14.08 mag, BP = 16.06 mag
Object Magnitude : V = 17.38 mag
Estimated Magnitude Drop : 2.4 mag
Estimated Max. Duration : 2.0 sec
Object Mean Diameter : 32 km (src: astorb)
Speed of the shadow : 16.4 km/s
Elongation to Moon & Sun : 153° (sunlit = 12%), Sun = 156°
Cross-track uncertainty : 10.0 mas = 31 km = 0.99 path-width (1-sig)
RUWE and duplicate source : 0.99 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#51
[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)