| Coord 2000 | 19487+4242 |
Discov num | ES 1564 |
Comp | Coord arcsec 2000 | 19 48 43.97 +42 42 05.3 |
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| Date first | 1892 |
Date last | 2015 |
Obs | 13 |
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| Pa first | 10 |
Pa last | 356 |
P.A. Now (θ) | 356° |
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| Sep first | 8.4 |
Sep last | 7.3 |
Sep. Now (ρ) | 7.3" |
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| Mag pri | 10.60 |
Mag sec | 12.00 |
delta mag (ΔM) | 1.4 |
Spectral class | |||||
| Pri motion ra | +018 |
Sec motion ra | -001 |
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| Pri motion dec | -001 |
Sec motion dec | -005 |
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| Notes | |||||||||||
| Precise pa | 356.3 |
Precise sep | 7.316 |
Constellation | Cygnus |
Tycho2 | 3144-00353-1 |
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| Gaia DR2 | 94507530624 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 19487+4242 | ES 1564 | 1998 | 5 | 179 | 7.4 | 10.60 | 12.00 | D | 194843.97+424205.3 | ||
| 19487+4242 | ES 1564 | 2003 | 7 | 358 | 7.3 | 10.60 | 12.00 | 194843.97+424205.3 | |||
| 19487+4242 | ES 1564 | 2010 | 8 | 357 | 7.6 | 10.60 | 12.00 | 194843.97+424205.3 | |||
| 19487+4242 | ES 1564 | 2015 | 9 | 356 | 7.3 | 10.60 | 12.00 | 194843.97+424205.3 |