2025-10-07 / UCAC4 354-185389 / (40202) 1998 SN26
| # | OBS | Observer | Occ | Meth. | Instr. | CC |
TSRC | UT1 | UT2 | UT3 | UT4 | UT2E | UT3E | Dur. | Chrd |
|---|
| 1 |
show |
Jordi Marco |
O+ |
CCD |
M235 |
ES |
NTP |
19:52:47 |
19:54:24.0 |
19:54:24.55 |
19:56:17 |
0.200 |
0.100 |
0.55 |
4.3 |
| 2 |
show |
Deborah Smith |
O- |
VID |
M200 |
ES |
GPS |
19:51:58 |
:: |
:: |
19:54:58 |
|
|
|
|
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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2 observations 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] : 8773f590-ddb8-11f0-547e-35cc6efeba36 [observed]
Occultation Date + Time : 2025-10-07 at 19:47:44 UT +/- 0.02 min [1]
Object Designation : (40202) 1998 SN26
Orbit Class : MBA
Star Designation : GDR3 6860534060008071936
Star Coordinates (ICRF) : RA = 20 20 46.3218, DE = -19 18 20.838 [2]
Star Magnitudes : G = 12.41 mag, RP = 11.72 mag, BP = 12.95 mag
Object Magnitude : V = 19.38 mag
Estimated Magnitude Drop : 7.0 mag
Estimated Max. Duration : 0.7 sec
Object Mean Diameter : 5.3 km (src: astorb)
Speed of the shadow : 7.9 km/s
Elongation to Moon & Sun : 81° (sunlit = 99%), Sun = 108°
Cross-track uncertainty : 1.3 mas = 2 km = 0.45 path-width (1-sig)
RUWE and duplicate source : 0.92 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#54
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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