| Coord 2000 | 19540+4915 |
Discov num | ES 2686 |
Comp | Coord arcsec 2000 | 19 54 00.80 +49 14 32.6 |
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| Date first | 1899 |
Date last | 2015 |
Obs | 14 |
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| Pa first | 305 |
Pa last | 304 |
P.A. Now (θ) | 304° |
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| Sep first | 14.7 |
Sep last | 19.0 |
Sep. Now (ρ) | 19" |
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| Mag pri | 7.95 |
Mag sec | 11.00 |
delta mag (ΔM) | 3.05 |
Spectral class | K0 (yellow-orange) |
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| Pri motion ra | +013 |
Sec motion ra | -010 |
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| Pri motion dec | -007 |
Sec motion dec | +002 |
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| Notes | |||||||||||
| Precise pa | 303.7 |
Precise sep | 18.975 |
Constellation | Cygnus |
SAO | 48959 |
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| HIP | 97919 |
Tycho2 | 3566-01364-1 |
Gaia DR2 | 49810363008 |
HD | 188649 |
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| BD | BD+48 2979 |
Distance | 469.48 |
Distance ly | 1531.44 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 19540+4915 | ES 2686 | 2006 | 6 | 303 | 18.6 | 8.00 | 11.00 | K0 | D | 195400.80+491432.6 | |
| 19540+4915 | ES 2686 | 2008 | 7 | 304 | 18.6 | 8.00 | 11.00 | K0 | D | 195400.80+491432.6 | |
| 19540+4915 | ES 2686 | 2010 | 9 | 304 | 17.7 | 7.95 | 11.00 | K0 | 195400.80+491432.6 | ||
| 19540+4915 | ES 2686 | 2015 | 10 | 304 | 18.9 | 7.95 | 11.00 | K0 | 195400.80+491432.6 |