04385+2656 STF 572 AB (NSV1676)
04h 38m 29.58s +26° 56' 25.6" P.A. 188.00 sep 4.5 mag 7.36,7.21 Sp F2V+F2V dist. 62.58 pc (204.14 l.y.)
Coord 2000 |
04385+2656 |
|
Discov num |
STF 572 |
|
Comp |
AB |
|
Coord arcsec 2000 |
04 38 29.58 +26 56 25.6 |
|
Date first |
1822 |
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Date last |
2021 |
|
Obs |
329 |
|
Pa first |
214 |
|
Pa last |
188.3 |
|
P.A. Now (θ) |
188.3° |
|
Sep first |
2.7 |
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Sep last |
4.469 |
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Sep. Now (ρ) |
4.469" |
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Mag pri |
7.36 |
|
Mag sec |
7.21 |
|
delta mag (ΔM) |
0.15 |
|
Spectral class |
F2V+F2V (yellow-white/yellow-white) |
|
Pri motion ra |
+041 |
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Sec motion ra |
+043 |
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Pri motion dec |
-056 |
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Sec motion dec |
-066 |
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Notes |
N
C
(See Notes, Has orbit and linear solution) |
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rPM=0.129 (< 0.3, Physical double)
This double is physical.
04385+2656 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
NSV1676 |
76682 |
04 38 30 +26 56 26 |
STF 572 AB |
2021 |
329 |
188 |
4.5 |
7.36 |
7.21 |
0.15 |
Y |
<=== |
Show |
|
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04 38 30 +26 56 26 |
GIR 4 AC |
2016 |
5 |
204 |
91.9 |
7.36 |
12.88 |
5.52 |
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV1676 |
|
Constellation |
Taurus |
|
SAO |
76682 |
|
HIP |
21619 |
|
Tycho2 |
1838-01922-1 |
|
Gaia DR2 |
151588916504442624 |
|
HD |
29364 |
|
HR |
1470 |
|
GC |
5648 |
|
ADS |
3353 |
|
BD |
BD+26 731 |
|
Distance |
62.58 |
|
Distance ly |
204.14 |
|
ORBITAL ELEMENTS
Period (P) | 5012.5342y | ± 2557.4478 |
Periastron (T) | 2612.8762y | ± 1167.1555 |
Semi-major axis (a) | 14.72525a | ± 6.75268 |
Eccentricity (e) | 0.73964 | ± 0.20381 |
Inclination (i) | 99.764° | ± 7.041 |
Longitude of periastron (ω) | 59.933° | ± 49.932 |
Node (Ω) | 157.64° | ± 27.24 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
190.4 |
4.253 |
2001 |
190.3 |
4.259 |
2002 |
190.2 |
4.265 |
2003 |
190.1 |
4.271 |
2004 |
190.0 |
4.277 |
2005 |
189.9 |
4.283 |
2006 |
189.8 |
4.289 |
2007 |
189.7 |
4.295 |
2008 |
189.6 |
4.301 |
2009 |
189.5 |
4.307 |
2010 |
189.4 |
4.313 |
2011 |
189.3 |
4.319 |
2012 |
189.2 |
4.325 |
2013 |
189.1 |
4.331 |
2014 |
189.0 |
4.337 |
2015 |
188.9 |
4.343 |
2016 |
188.8 |
4.349 |
2017 |
188.7 |
4.355 |
2018 |
188.6 |
4.361 |
2019 |
188.6 |
4.367 |
2020 |
188.5 |
4.373 |
2021 |
188.4 |
4.379 |
2022 |
188.3 |
4.385 |
2023 |
188.2 |
4.391 |
2024 |
188.1 |
4.397 |
2025 |
188.0 |
4.403 |
2026 |
187.9 |
4.409 |
2027 |
187.8 |
4.415 |
2028 |
187.7 |
4.421 |
2029 |
187.6 |
4.427 |
2030 |
187.5 |
4.433 |
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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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