2023-04-18 / TYC 6168-00583-1 / (4571) Grumiaux
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Henk Bulder |
O+ |
VIS |
M305 |
NL |
GPS |
00:07:10 |
00:08:20.5 |
00:08:21.6 |
00:09:30 |
0.2 |
0.2 |
1.10 |
13.2 |
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More
1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
| Map with groundtrack and observer stations |
|---|
| Event Details |
|
Occultation UUID [and DB] : 8d3b17b0-ddb3-11f0-547e-7cacbdfd5703 [observed]
Occultation Date + Time : 2023-04-18 at 00:04:43 UT +/- 0.0 min [1]
Object Designation : (4571) Grumiaux
Orbit Class : MBA
Star Designation : GDR3 6306998395722536192
Star Coordinates (ICRF) : RA = 15 01 51.0523, DE = -15 22 57.408 [2]
Star Magnitudes : G = 11.56 mag, RP = 11.09 mag, BP = 11.86 mag
Object Magnitude : V = 17.5 mag
Estimated Magnitude Drop : 5.9 mag
Estimated Max. Duration : 0.9 sec
Object Mean Diameter : 10.9 km (src: astorb)
Speed of the shadow : 12.0 km/s
Elongation to Moon & Sun : 132° (sunlit = 6%), Sun = 160°
Cross-track uncertainty : 0.3 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#70
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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