14020+5713 A 1097 AB
14h 02m 00.60s +57° 13' 28.6" P.A. 259.00 sep 0.4 mag 9.09,8.24 Sp F5 dist. 146.63 pc (478.31 l.y.)
| Coord 2000 |
14020+5713 |
|
Discov num |
A 1097 |
|
Comp |
AB |
|
Coord arcsec 2000 |
14 02 00.60 +57 13 28.6 |
|
| Date first |
1905 |
|
Date last |
2016 |
|
Obs |
68 |
|
| Pa first |
72 |
|
Pa last |
259.4 |
|
P.A. Now (θ) |
259.4° |
|
| Sep first |
0.3 |
|
Sep last |
0.405 |
|
Sep. Now (ρ) |
0.405" |
|
| Mag pri |
9.09 |
|
Mag sec |
8.24 |
|
delta mag (ΔM) |
0.85 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-008 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
14020+5713 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
28984 |
14 02 01 +57 13 29 |
A 1097 AB |
2016 |
68 |
259 |
0.4 |
9.09 |
8.24 |
0.85 |
Y |
<=== |
| Show |
|
28984 |
14 02 01 +57 13 29 |
STF 1800 AB,C |
2015 |
25 |
20 |
28.4 |
7.76 |
10.42 |
2.66 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ursa Major |
|
SAO |
28984 |
|
HIP |
68554 |
|
Tycho2 |
3855-00731-1 |
|
| HD |
122740 |
|
ADS |
9089 |
|
BD |
BD+57 1478 |
|
Distance |
146.63 |
|
| Distance ly |
478.31 |
|
ORBITAL ELEMENTS
| Period (P) | 224.7y | |
Periastron (T) | 1920.69y | |
Semi-major axis (a) | 0.409a | |
| Eccentricity (e) | 0.105 | |
Inclination (i) | 49.7° | |
Longitude of periastron (ω) | 45.7° | |
| Node (Ω) | 60.1° | |
Notes | n | |
Reference | Sca2000a | |
| Equinox | 2000 | |
Last observation | 1997 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
241.2 |
0.437 |
| 2001 |
242.1 |
0.438 |
| 2002 |
242.9 |
0.438 |
| 2003 |
243.8 |
0.439 |
| 2004 |
244.7 |
0.439 |
| 2005 |
245.6 |
0.439 |
| 2006 |
246.5 |
0.438 |
| 2007 |
247.4 |
0.438 |
| 2008 |
248.3 |
0.437 |
| 2009 |
249.2 |
0.437 |
| 2010 |
250.1 |
0.436 |
| 2011 |
251.1 |
0.435 |
| 2012 |
252.0 |
0.433 |
| 2013 |
252.9 |
0.432 |
| 2014 |
253.8 |
0.431 |
| 2015 |
254.7 |
0.429 |
| 2016 |
255.7 |
0.427 |
| 2017 |
256.6 |
0.425 |
| 2018 |
257.6 |
0.423 |
| 2019 |
258.6 |
0.421 |
| 2020 |
259.5 |
0.419 |
| 2021 |
260.5 |
0.416 |
| 2022 |
261.5 |
0.414 |
| 2023 |
262.6 |
0.411 |
| 2024 |
263.6 |
0.408 |
| 2025 |
264.6 |
0.405 |
| 2026 |
265.7 |
0.402 |
| 2027 |
266.8 |
0.399 |
| 2028 |
267.8 |
0.396 |
| 2029 |
269.0 |
0.393 |
| 2030 |
270.1 |
0.389 |
|
|
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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