| Coord 2000 | 20104+3644 |
Discov num | SEI 945 |
Comp | AB |
Coord arcsec 2000 | 20 10 26.44 +36 44 01.2 |
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| Date first | 1896 |
Date last | 2015 |
Obs | 12 |
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| Pa first | 276 |
Pa last | 276 |
P.A. Now (θ) | 276° |
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| Sep first | 6.6 |
Sep last | 5.9 |
Sep. Now (ρ) | 5.9" |
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| Mag pri | 9.50 |
Mag sec | 11.00 |
delta mag (ΔM) | 1.5 |
Spectral class | B8 (blue-white) |
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| Pri motion ra | -001 |
Sec motion ra | +009 |
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| Pri motion dec | -007 |
Sec motion dec | -007 |
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| 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 | 20104+3644 | SEI 945 | AB | 1896 | 2015 | 12 | 276 | 5.9 | 9.50 | 11.00 | 1.50 | <=== | |||
| Show | 20104+3644 | SEI 946 | AC | 1896 | 2014 | 5 | 64 | 13.7 | 9.50 | 11.00 | 1.50 |
| Precise pa | 275.6 |
Precise sep | 5.902 |
Constellation | Cygnus |
Tycho2 | 2683-02793-1 |
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| Gaia DR2 | 47770108160 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20104+3644 | SEI 945 | AB | 2006 | 5 | 274 | 6.2 | 9.50 | 11.00 | D | 201026.44+364401.2 | |
| 20104+3644 | SEI 945 | AB | 2014 | 7 | 277 | 6.0 | 9.50 | 11.00 | N | 201026.44+364401.2 | |
| 20104+3644 | SEI 945 | AB | 2015 | 8 | 275 | 5.9 | 9.50 | 11.00 | B8 | N | 201026.44+364401.2 |