00467-0426 LDS 9100 AB
00h 46m 40.53s -04° 25' 37.4" P.A. 39.00 sep 66.8 mag 9.05,15.10 Sp G5+M4V
| Coord 2000 |
00467-0426 |
|
Discov num |
LDS9100 |
|
Comp |
AB |
|
Coord arcsec 2000 |
00 46 40.53 -04 25 37.4 |
|
| Date first |
1960 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
44 |
|
Pa last |
39.4 |
|
P.A. Now (θ) |
39.4° |
|
| Sep first |
64.0 |
|
Sep last |
66.81 |
|
Sep. Now (ρ) |
66.81" |
|
| Mag pri |
9.05 |
|
Mag sec |
15.10 |
|
delta mag (ΔM) |
6.05 |
|
Spectral class |
G5+M4V (yellow/red) |
|
| Pri motion ra |
+029 |
|
Sec motion ra |
+021 |
|
| Pri motion dec |
-270 |
|
Sec motion dec |
-261 |
|
| Notes |
N
(See Notes) |
|
rPM=0.044 (< 0.3, Physical double)
This double is physical.
00467-0426 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
00 46 41 -04 25 37 |
LSC 10 Aa,Ab |
2022 |
8 |
316 |
0.1 |
9.30 |
10.60 |
1.30 |
|
|
| Show |
|
|
00 46 41 -04 25 37 |
LDS 9100 AB |
2015 |
7 |
39 |
66.8 |
9.05 |
15.10 |
6.05 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cetus |
|
Gaia DR2 |
2525804540894629504 |
|
SUSPECTED ORBITAL ELEMENTS
| Identifier | 00467-0426 LTT 440 |
| coord_arcsec_2000 | 004640.52-042535.1 |
| Period (P) | 1282d (3.51y) | ± 356 |
Periastron (T) | 48947d (1992.888y) | ± 538 |
Semi-major axis (a) | 21.2m | ± 3.6 |
| Eccentricity (e) | 0.11 | ± 0.24 |
Inclination (i) | 86° | ± 6 |
Longitude of periastron (ω) | 102° | ± 67 |
| Node (Ω) | 129° | ± 90 |
Notes | | |
Reference | Gln2007 | |
| Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
300.0 |
0.008 |
| 2001-01-01 |
313.0 |
0.016 |
| 2002-01-01 |
124.3 |
0.015 |
| 2003-01-01 |
133.7 |
0.013 |
| 2004-01-01 |
308.5 |
0.020 |
| 2005-01-01 |
8.5 |
0.002 |
| 2006-01-01 |
128.6 |
0.022 |
| 2007-01-01 |
298.8 |
0.007 |
| 2008-01-01 |
312.7 |
0.016 |
| 2009-01-01 |
124.0 |
0.015 |
| 2010-01-01 |
133.3 |
0.013 |
| 2011-01-01 |
308.4 |
0.020 |
| 2012-01-01 |
353.8 |
0.002 |
| 2013-01-01 |
128.5 |
0.022 |
| 2014-01-01 |
297.3 |
0.006 |
| 2015-01-01 |
312.5 |
0.017 |
| 2016-01-01 |
123.7 |
0.014 |
| 2017-01-01 |
133.0 |
0.014 |
| 2018-01-01 |
308.2 |
0.020 |
| 2019-01-01 |
344.0 |
0.003 |
| 2020-01-01 |
128.3 |
0.022 |
| 2021-01-01 |
295.4 |
0.005 |
| 2022-01-01 |
312.3 |
0.017 |
| 2023-01-01 |
123.3 |
0.013 |
| 2024-01-01 |
132.7 |
0.015 |
| 2025-01-01 |
308.0 |
0.019 |
| 2026-01-01 |
337.3 |
0.003 |
| 2027-01-01 |
128.2 |
0.021 |
| 2028-01-01 |
292.9 |
0.005 |
| 2029-01-01 |
312.1 |
0.017 |
| 2030-01-01 |
123.0 |
0.013 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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