| Coord 2000 | 20191+3645 |
Discov num | BU 1206 |
Comp | Coord arcsec 2000 | 20 19 07.08 +36 45 07.6 |
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| Date first | 1890 |
Date last | 2015 |
Obs | 16 |
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| Pa first | 2 |
Pa last | 348 |
P.A. Now (θ) | 348° |
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| Sep first | 2.1 |
Sep last | 1.7 |
Sep. Now (ρ) | 1.7" |
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| Mag pri | 7.53 |
Mag sec | 10.70 |
delta mag (ΔM) | 3.17 |
Spectral class | F4III (yellow-white) |
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| Pri motion ra | -013 |
Sec motion ra | |||||||||
| Pri motion dec | -027 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 348 |
Precise sep | 1.652 |
Constellation | Cygnus |
SAO | 69822 |
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| Tycho2 | 2684-01297-1 |
Gaia DR2 | 93531135616 |
HD | 193487 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20191+3645 | BU 1206 | 1977 | 15 | 357 | 2.2 | 7.53 | 10.70 | F4III | 201907.08+364507.6 | ||
| 20191+3645 | BU 1206 | 2015 | 16 | 348 | 1.7 | 7.53 | 10.70 | F4III | 201907.08+364507.6 |