| Coord 2000 | 20157+5316 |
Discov num | MMA 20 |
Comp | Coord arcsec 2000 | 20 15 41.62 +53 15 48.1 |
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| Date first | 1952 |
Date last | 2015 |
Obs | 7 |
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| Pa first | 246 |
Pa last | 245 |
P.A. Now (θ) | 245° |
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| Sep first | 10.9 |
Sep last | 11.3 |
Sep. Now (ρ) | 11.3" |
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| Mag pri | 16.00 |
Mag sec | 16.00 |
delta mag (ΔM) | 0 |
Spectral class | |||||
| Pri motion ra | -003 |
Sec motion ra | -008 |
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| Pri motion dec | -003 |
Sec motion dec | -008 |
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| Notes | |||||||||||
| Precise pa | 244.6 |
Precise sep | 11.279 |
Constellation | Cygnus |
SAO | 32407 |
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| Gaia DR2 | 12492524288 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20157+5316 | MMA 20 | 2003 | 1 | 245 | 11.1 | 16.00 | 16.00 | 201541.62+531548.1 | |||
| 20157+5316 | MMA 20 | 2010 | 5 | 244 | 11.2 | 16.00 | 16.00 | 201541.62+531548.1 | |||
| 20157+5316 | MMA 20 | 2015 | 7 | 245 | 11.3 | 16.00 | 16.00 | 201541.62+531548.1 |