| Coord 2000 | 20197+3743 |
Discov num | ES 2505 |
Comp | Coord arcsec 2000 | 20 19 42.58 +37 43 16.8 |
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| Date first | 1931 |
Date last | 2015 |
Obs | 7 |
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| Pa first | 253 |
Pa last | 247 |
P.A. Now (θ) | 247° |
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| Sep first | 6.5 |
Sep last | 8.3 |
Sep. Now (ρ) | 8.3" |
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| Mag pri | 8.65 |
Mag sec | 12.10 |
delta mag (ΔM) | 3.45 |
Spectral class | A0II (white) |
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| Pri motion ra | +000 |
Sec motion ra | -052 |
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| Pri motion dec | -001 |
Sec motion dec | +017 |
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| Notes | |||||||||||
| Precise pa | 246.8 |
Precise sep | 8.307 |
Constellation | Cygnus |
SAO | 69838 |
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| Tycho2 | 3151-00757-1 |
Gaia DR2 | 04384543872 |
HD | 193612 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20197+3743 | ES 2505 | 1931 | 1 | 253 | 6.5 | 8.65 | 12.10 | A0II | 201942.58+374316.8 | ||
| 20197+3743 | ES 2505 | 2011 | 2 | 247 | 8.3 | 8.65 | 12.10 | A0II | 201942.58+374316.8 | ||
| 20197+3743 | ES 2505 | 2015 | 6 | 247 | 8.3 | 8.65 | 12.10 | A0II | 201942.58+374316.8 |