| Coord 2000 | 19439+3902 |
Discov num | ALI 897 |
Comp | Coord arcsec 2000 | 19 43 51.98 +39 02 34.8 |
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| Date first | 1928 |
Date last | 2015 |
Obs | 9 |
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| Pa first | 243 |
Pa last | 239 |
P.A. Now (θ) | 239° |
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| Sep first | 11.9 |
Sep last | 12.3 |
Sep. Now (ρ) | 12.3" |
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| Mag pri | 11.02 |
Mag sec | 13.40 |
delta mag (ΔM) | 2.38 |
Spectral class | G (yellow) |
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| Pri motion ra | +009 |
Sec motion ra | -005 |
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| Pri motion dec | -002 |
Sec motion dec | -008 |
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| Notes | |||||||||||
| Precise pa | 239.1 |
Precise sep | 12.281 |
Constellation | Cygnus |
Tycho2 | 3136-00877-1 |
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| Gaia DR2 | 2073189170590699008 |
HD | 225560 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 19439+3902 | ALI 897 | 1998 | 2 | 239 | 12.2 | 11.02 | 13.40 | D | 194351.98+390234.8 | ||
| 19439+3902 | ALI 897 | 2002 | 3 | 239 | 12.2 | 11.02 | 13.40 | D | 194351.98+390234.8 | ||
| 19439+3902 | ALI 897 | 2010 | 4 | 239 | 12.1 | 11.02 | 13.40 | G | 194351.98+390234.8 | ||
| 19439+3902 | ALI 897 | 2015 | 5 | 239 | 12.3 | 11.02 | 13.40 | G | 194351.98+390234.8 |