Coord 2000 | 01345+7804 |
Discov num | HDS 211 |
Comp | Aa,Ab |
Coord arcsec 2000 | 01 34 30.53 +78 03 46.6 |
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Date first | 1991 |
Date last | 2011 |
Obs | 13 |
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Pa first | 188 |
Pa last | 211 |
P.A. Now (θ) | 40.4° |
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Sep first | 0.2 |
Sep last | 0.2 |
Sep. Now (ρ) | 0.1" |
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Mag pri | 11.02 |
Mag sec | 12.76 |
delta mag (ΔM) | 1.74 |
Spectral class | M0 (red) |
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Pri motion ra | -066 |
Sec motion ra | |||||||||
Pri motion dec | +104 |
Sec motion dec | |||||||||
Notes | O
(Orbital solution) |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 01345+7804 | HDS 211 | Aa,Ab | 1991 | 2011 | 13 | 40 | 0.1 | 11.02 | 12.76 | 1.74 | Y | <=== | ||
Show | 01345+7804 | TOK 227 | AB | 1980 | 2015 | 7 | 350 | 61.9 | 10.64 | 13.28 | 2.64 |
Precise pa | 211 |
Precise sep | 0.223 |
Constellation | Cepheus |
HIP | 7338 |
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Tycho2 | 4498-01104-3 |
Gaia DR2 | 8277635456 |
Distance | 37.71 |
Distance ly | 123.01 |
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last precise pa | 211 |
last precise sep | 0.223 |
Period (P) | 22.74y | Periastron (T) | 1996.99y | Semi-major axis (a) | 0.207a | |||
Eccentricity (e) | 0.462 | Inclination (i) | 127.7° | Longitude of periastron (ω) | 28.5° | |||
Node (Ω) | 68.8° | Note | Grade | 4 | (1=Definitive, 9=Indet.) | |||
Equinox | 2000 | Last observation | 2006 |
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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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01345+7804 | HDS 211 | Aa,Ab | 2009 | 8 | 224 | 0.3 | 11.02 | 12.76 | M0 | OD | 013430.53+780346.6 |
01345+7804 | HDS 211 | Aa,Ab | 2011 | 13 | 211 | 0.2 | 11.02 | 12.76 | M0 | O | 013430.53+780346.6 |