23075+2108 MAR 1 Aa,Ab (V342 Peg)
23h 07m 28.71s +21° 08' 03.3" P.A. 67.00 sep 1.7 mag 5.38,16.30 Sp A5V dist. 39.4 pc (128.52 l.y.)
| Coord 2000 |
23075+2108 |
|
Discov num |
MAR 1 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
23 07 28.71 +21 08 03.3 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
33 |
|
| Pa first |
55 |
|
Pa last |
67 |
|
P.A. Now (θ) |
67° |
|
| Sep first |
1.7 |
|
Sep last |
1.705 |
|
Sep. Now (ρ) |
1.705" |
|
| Mag pri |
5.38 |
|
Mag sec |
16.30 |
|
delta mag (ΔM) |
10.92 |
|
Spectral class |
A5V (white) |
|
| Pri motion ra |
+108 |
|
Sec motion ra |
|
|
| Pri motion dec |
-050 |
|
Sec motion dec |
|
|
| Notes |
N
O
K
(See Notes, Orbital solution, K-band or other infrared magnitudes) |
|
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 |
|
|
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 SOLUTION #1
| Period (P) | 455.88y | ± 24.7 |
Periastron (T) | 2006.55y | ± 6.44 |
Semi-major axis (a) | 1.725a | ± 0.047 |
| Eccentricity (e) | 0 | |
Inclination (i) | 30.27° | ± 4.95 |
Longitude of periastron (ω) | 0° | |
| Node (Ω) | 60.89° | ± 4.4 |
Notes | n | |
Reference | Zur2015 | |
| Equinox | 2000 | |
Last observation | 2014 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
56.4 |
1.723 |
| 2001 |
57.1 |
1.724 |
| 2002 |
57.8 |
1.724 |
| 2003 |
58.5 |
1.724 |
| 2004 |
59.2 |
1.725 |
| 2005 |
59.8 |
1.725 |
| 2006 |
60.5 |
1.725 |
| 2007 |
61.2 |
1.725 |
| 2008 |
61.9 |
1.725 |
| 2009 |
62.6 |
1.725 |
| 2010 |
63.2 |
1.725 |
| 2011 |
63.9 |
1.724 |
| 2012 |
64.6 |
1.724 |
| 2013 |
65.3 |
1.723 |
| 2014 |
66.0 |
1.723 |
| 2015 |
66.7 |
1.722 |
| 2016 |
67.3 |
1.721 |
| 2017 |
68.0 |
1.720 |
| 2018 |
68.7 |
1.720 |
| 2019 |
69.4 |
1.719 |
| 2020 |
70.1 |
1.718 |
| 2021 |
70.8 |
1.716 |
| 2022 |
71.5 |
1.715 |
| 2023 |
72.2 |
1.714 |
| 2024 |
72.8 |
1.713 |
| 2025 |
73.5 |
1.711 |
| 2026 |
74.2 |
1.710 |
| 2027 |
74.9 |
1.708 |
| 2028 |
75.6 |
1.706 |
| 2029 |
76.3 |
1.705 |
| 2030 |
77.0 |
1.703 |
|
|
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 |
|
ORBITAL ELEMENTS SOLUTION #2
| Period (P) | 805.7743y | ± 409.9434 |
Periastron (T) | 1953.4142y | ± 91.49 |
Semi-major axis (a) | 6.68197a | ± 3.02556 |
| Eccentricity (e) | 0.89011 | ± 0.08996 |
Inclination (i) | 76.019° | ± 6.163 |
Longitude of periastron (ω) | 291.069° | ± 35.917 |
| Node (Ω) | 19.457° | ± 70.665 |
Notes | n | |
Reference | Izm2019 | |
| Equinox | | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
55.8 |
1.730 |
| 2001 |
56.5 |
1.730 |
| 2002 |
57.3 |
1.729 |
| 2003 |
58.0 |
1.728 |
| 2004 |
58.8 |
1.727 |
| 2005 |
59.5 |
1.726 |
| 2006 |
60.2 |
1.726 |
| 2007 |
61.0 |
1.725 |
| 2008 |
61.7 |
1.724 |
| 2009 |
62.4 |
1.723 |
| 2010 |
63.2 |
1.723 |
| 2011 |
63.9 |
1.722 |
| 2012 |
64.7 |
1.721 |
| 2013 |
65.4 |
1.721 |
| 2014 |
66.1 |
1.720 |
| 2015 |
66.9 |
1.720 |
| 2016 |
67.6 |
1.720 |
| 2017 |
68.4 |
1.719 |
| 2018 |
69.1 |
1.719 |
| 2019 |
69.9 |
1.719 |
| 2020 |
70.6 |
1.719 |
| 2021 |
71.3 |
1.720 |
| 2022 |
72.1 |
1.720 |
| 2023 |
72.8 |
1.720 |
| 2024 |
73.6 |
1.721 |
| 2025 |
74.3 |
1.722 |
| 2026 |
75.1 |
1.723 |
| 2027 |
75.8 |
1.724 |
| 2028 |
76.5 |
1.725 |
| 2029 |
77.3 |
1.726 |
| 2030 |
78.0 |
1.727 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
