13341+6746 STF 1767 (HD 118328)
13h 34m 06.04s +67° 46' 07.9" P.A. 344.00 sep 4.1 mag 9.26,9.56 Sp G1V dist. 69.4 pc (226.38 l.y.)
Coord 2000 |
13341+6746 |
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Discov num |
STF1767 |
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Comp |
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Coord arcsec 2000 |
13 34 06.04 +67 46 07.9 |
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Date first |
1832 |
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Date last |
2020 |
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Obs |
82 |
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Pa first |
354 |
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Pa last |
343.6 |
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P.A. Now (θ) |
343.6° |
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Sep first |
4.7 |
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Sep last |
4.11 |
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Sep. Now (ρ) |
4.11" |
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Mag pri |
9.26 |
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Mag sec |
9.56 |
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delta mag (ΔM) |
0.3 |
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Spectral class |
G1V (yellow) |
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Pri motion ra |
-180 |
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Sec motion ra |
-175 |
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Pri motion dec |
+023 |
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Sec motion dec |
+007 |
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Notes |
N
O
V
(See Notes, Orbital solution, Proper motion indicates physical) |
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rPM=0.092 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 118328 |
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Constellation |
Draco |
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SAO |
16111 |
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HIP |
66195 |
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Tycho2 |
4402-01970-1 |
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Gaia DR2 |
1684525932004361856 |
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HD |
118328 |
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GC |
18362 |
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ADS |
8959 |
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BD |
BD+68 730 |
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Distance |
69.4 |
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Distance ly |
226.38 |
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ORBITAL ELEMENTS
Period (P) | 3242y | ± 797 |
Periastron (T) | 3252y | ± 580 |
Semi-major axis (a) | 4.04a | ± 0.67 |
Eccentricity (e) | 0.47 | ± 0.18 |
Inclination (i) | 127.6° | ± 9.1 |
Longitude of periastron (ω) | 213.5° | ± 17.2 |
Node (Ω) | 27° | ± 11 |
Notes | | |
Reference | Kiy2016 | |
Equinox | 2000 | |
Last observation | | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
350.3 |
4.514 |
2001 |
350.3 |
4.511 |
2002 |
350.2 |
4.508 |
2003 |
350.2 |
4.505 |
2004 |
350.1 |
4.503 |
2005 |
350.1 |
4.500 |
2006 |
350.0 |
4.497 |
2007 |
350.0 |
4.494 |
2008 |
349.9 |
4.491 |
2009 |
349.9 |
4.488 |
2010 |
349.8 |
4.485 |
2011 |
349.8 |
4.482 |
2012 |
349.7 |
4.479 |
2013 |
349.7 |
4.476 |
2014 |
349.6 |
4.474 |
2015 |
349.6 |
4.471 |
2016 |
349.5 |
4.468 |
2017 |
349.5 |
4.465 |
2018 |
349.4 |
4.462 |
2019 |
349.4 |
4.459 |
2020 |
349.4 |
4.456 |
2021 |
349.3 |
4.453 |
2022 |
349.3 |
4.450 |
2023 |
349.2 |
4.447 |
2024 |
349.2 |
4.444 |
2025 |
349.1 |
4.441 |
2026 |
349.1 |
4.438 |
2027 |
349.0 |
4.435 |
2028 |
349.0 |
4.432 |
2029 |
348.9 |
4.430 |
2030 |
348.9 |
4.427 |
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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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