| Coord 2000 | 20144+3920 |
Discov num | SEI1039 |
Comp | AB |
Coord arcsec 2000 | 20 14 26.30 +39 20 51.3 |
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| Date first | 1896 |
Date last | 2015 |
Obs | 4 |
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| Pa first | 137 |
Pa last | 135 |
P.A. Now (θ) | 135° |
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| Sep first | 11.6 |
Sep last | 10.7 |
Sep. Now (ρ) | 10.7" |
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| Mag pri | 12.35 |
Mag sec | 13.10 |
delta mag (ΔM) | 0.75 |
Spectral class | |||||
| Pri motion ra | +006 |
Sec motion ra | |||||||||
| Pri motion dec | +002 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 20144+3920 | SEI1039 | AB | 1896 | 2015 | 4 | 135 | 10.7 | 12.35 | 13.10 | 0.75 | <=== | |||
| Show | 20144+3920 | TOB 182 | AC | 1892 | 2015 | 12 | 194 | 43.2 | 12.35 | 11.79 | 0.56 |
| Precise pa | 134.6 |
Precise sep | 10.666 |
Constellation | Cygnus |
Tycho2 | 3151-00297-1 |
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| Gaia DR2 | 03215770880 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20144+3920 | SEI1039 | AB | 1999 | 2 | 134 | 10.7 | 10.20 | 11.00 | D | 201426.30+392051.3 | |
| 20144+3920 | SEI1039 | AB | 2002 | 3 | 134 | 10.7 | 12.30 | 13.10 | D | 201426.30+392051.3 | |
| 20144+3920 | SEI1039 | AB | 2015 | 4 | 135 | 10.7 | 12.35 | 13.10 | 201426.30+392051.3 |