| Coord 2000 | 20339+3515 |
Discov num | WRH 34 |
Comp | AB |
Coord arcsec 2000 | 20 33 54.19 +35 15 03.1 |
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| Date first | 1949 |
Date last | 1998 |
Obs | 27 |
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| Pa first | 274 |
Pa last | 278 |
P.A. Now (θ) | 278° |
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| Sep first | 0.1 |
Sep last | 0.3 |
Sep. Now (ρ) | 0.3" |
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| Mag pri | 4.84 |
Mag sec | 7.30 |
delta mag (ΔM) | 2.46 |
Spectral class | K2Ib+B3V (yellow-orange/blue-white) |
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| Pri motion ra | +002 |
Sec motion ra | |||||||||
| Pri motion dec | -005 |
Sec motion dec | |||||||||
| Notes | N
(See Notes) |
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| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 47 Cyg | 70203 | 20339+3515 | WRH 34 | AB | 1949 | 1998 | 27 | 278 | 0.3 | 4.84 | 7.30 | 2.46 | <=== | |
| Show | 20339+3515 | BU 1490 | AC | 1880 | 2013 | 12 | 210 | 115.1 | 4.82 | 11.87 | 7.05 |
| Precise pa | 278.4 |
Precise sep | 0.282 |
Name | 47 Cyg |
Constellation | Cygnus |
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| SAO | 70203 |
HIP | 101474 |
Tycho2 | 2694-02168-1 |
Gaia DR2 | 31818264064 |
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| HD | 196093 |
HR | 7866 |
GC | 28630 |
BD | BD+34 4079 |
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| Flamsteed | 47 Cygni |
Flamsteed name | 47 Cyg |
Distance | 847.46 |
Distance ly | 2764.41 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20339+3515 | WRH 34 | AB | 1998 | 27 | 278 | 0.3 | 4.84 | 7.30 | K2Ib B3V | N | 203354.19+351503.1 |
| 20339+3515 | WRH 34 | AB | 2003 | 28 | 285 | 0.3 | 4.84 | 7.30 | K2Ib+B3V | N | 203354.19+351503.1 |