| Coord 2000 | 20189+4522 |
Discov num | ARG 37 |
Comp | Coord arcsec 2000 | 20 18 51.42 +45 21 32.5 |
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| Date first | 1905 |
Date last | 2018 |
Obs | 11 |
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| Pa first | 195 |
Pa last | 194 |
P.A. Now (θ) | 194° |
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| Sep first | 15.5 |
Sep last | 14.1 |
Sep. Now (ρ) | 14.1" |
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| Mag pri | 9.60 |
Mag sec | 12.40 |
delta mag (ΔM) | 2.8 |
Spectral class | F5 (yellow-white) |
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| Pri motion ra | -008 |
Sec motion ra | -021 |
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| Pri motion dec | -012 |
Sec motion dec | -001 |
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| Notes | |||||||||||
| Precise pa | 193.9 |
Precise sep | 14.138 |
Constellation | Cygnus |
SAO | 49461 |
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| Tycho2 | 3572-00216-1 |
Gaia DR2 | 2081659636363279104 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20189+4522 | ARG 37 | 2000 | 3 | 194 | 14.6 | 9.60 | 12.40 | F5 | D | 201851.42+452132.5 | |
| 20189+4522 | ARG 37 | 2003 | 4 | 194 | 14.6 | 9.60 | 12.40 | F5 | D | 201851.42+452132.5 | |
| 20189+4522 | ARG 37 | 2010 | 5 | 195 | 14.5 | 9.60 | 12.40 | F5 | 201851.42+452132.5 | ||
| 20189+4522 | ARG 37 | 2015 | 6 | 194 | 14.5 | 9.60 | 12.40 | F5 | 201851.42+452132.5 | ||
| 20189+4522 | ARG 37 | 2018 | 7 | 194 | 14.1 | 9.60 | 12.40 | F5 | 201851.42+452132.5 |