23075+2108 MAR 1 Aa,Ae
23h 07m 28.71s +21° 08' 03.3" P.A. 272.00 sep 0.4 mag 5.38,15.90 Sp A5V dist. 39.4 pc (128.52 l.y.)
Coord 2000 |
23075+2108 |
|
Discov num |
MAR 1 |
|
Comp |
Aa,Ae |
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Coord arcsec 2000 |
23 07 28.71 +21 08 03.3 |
|
Date first |
2009 |
|
Date last |
2014 |
|
Obs |
16 |
|
Pa first |
234 |
|
Pa last |
272 |
|
P.A. Now (θ) |
272° |
|
Sep first |
0.4 |
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Sep last |
0.384 |
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Sep. Now (ρ) |
0.384" |
|
Mag pri |
5.38 |
|
Mag sec |
15.90 |
|
delta mag (ΔM) |
10.52 |
|
Spectral class |
A5V (white) |
|
Pri motion ra |
+108 |
|
Sec motion ra |
|
|
Pri motion dec |
-050 |
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Sec motion dec |
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Notes |
N
O
K
(See Notes, Orbital solution, K-band or other infrared magnitudes) |
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Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
23075+2108 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
V342 Peg |
91022 |
23 07 29 +21 08 03 |
MAR 1 Aa,Ab |
2015 |
33 |
67 |
1.7 |
5.38 |
16.30 |
10.92 |
Y |
|
Show |
|
91022 |
23 07 29 +21 08 03 |
MAR 1 Aa,Ac |
2015 |
32 |
329 |
0.9 |
5.38 |
14.65 |
9.27 |
Y |
|
Show |
|
91022 |
23 07 29 +21 08 03 |
MAR 1 Aa,Ad |
2015 |
25 |
221 |
0.7 |
5.38 |
15.26 |
9.88 |
Y |
|
Show |
|
91022 |
23 07 29 +21 08 03 |
MAR 1 Aa,Ae |
2014 |
16 |
272 |
0.4 |
5.38 |
15.90 |
10.52 |
Y |
<=== |
Show |
|
91022 |
23 07 29 +21 08 03 |
LWR 19 AB |
2007 |
2 |
13 |
14.2 |
5.40 |
21.60 |
16.20 |
|
|
Show |
|
91022 |
23 07 29 +21 08 03 |
LWR 19 AC |
2007 |
2 |
116 |
14.9 |
5.40 |
20.40 |
15.00 |
|
|
Show |
|
91022 |
23 07 29 +21 08 03 |
CLO 11 AD |
1994 |
1 |
224 |
240.0 |
5.96 |
20.80 |
14.84 |
|
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Octuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V342 Peg |
|
Constellation |
Pegasus |
|
SAO |
91022 |
|
HIP |
114189 |
|
Tycho2 |
1718-02350-1 |
|
Gaia DR2 |
2832463659640297472 |
|
HD |
218396 |
|
HR |
8799 |
|
BD |
BD+20 5278 |
|
FK5 |
3850 |
|
Distance |
39.4 |
|
Distance ly |
128.52 |
|
ORBITAL ELEMENTS
Period (P) | 56.99y | ± 3.09 |
Periastron (T) | 1995.61y | ± 0.93 |
Semi-major axis (a) | 0.431a | ± 0.012 |
Eccentricity (e) | 0 | |
Inclination (i) | 30.95° | ± 1.43 |
Longitude of periastron (ω) | 0° | |
Node (Ω) | 145.73° | ± 7.11 |
Notes | n | |
Reference | Zur2015 | |
Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
170.0 |
0.418 |
2001 |
175.8 |
0.413 |
2002 |
181.8 |
0.406 |
2003 |
188.0 |
0.400 |
2004 |
194.4 |
0.393 |
2005 |
201.1 |
0.387 |
2006 |
207.9 |
0.381 |
2007 |
214.9 |
0.376 |
2008 |
222.1 |
0.372 |
2009 |
229.4 |
0.370 |
2010 |
236.8 |
0.370 |
2011 |
244.1 |
0.371 |
2012 |
251.4 |
0.373 |
2013 |
258.6 |
0.377 |
2014 |
265.5 |
0.382 |
2015 |
272.3 |
0.388 |
2016 |
278.9 |
0.395 |
2017 |
285.2 |
0.402 |
2018 |
291.4 |
0.408 |
2019 |
297.3 |
0.414 |
2020 |
303.1 |
0.420 |
2021 |
308.7 |
0.425 |
2022 |
314.3 |
0.428 |
2023 |
319.7 |
0.430 |
2024 |
325.2 |
0.431 |
2025 |
330.6 |
0.430 |
2026 |
336.0 |
0.429 |
2027 |
341.6 |
0.425 |
2028 |
347.2 |
0.421 |
2029 |
352.9 |
0.416 |
2030 |
358.8 |
0.410 |
|
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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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