| Coord 2000 | 20155+4030 |
Discov num | A 390 |
Comp | Coord arcsec 2000 | 20 15 27.59 +40 30 08.6 |
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| Date first | 1902 |
Date last | 2017 |
Obs | 15 |
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| Pa first | 324 |
Pa last | 328 |
P.A. Now (θ) | 328° |
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| Sep first | 0.7 |
Sep last | 0.8 |
Sep. Now (ρ) | 0.8" |
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| Mag pri | 9.02 |
Mag sec | 10.32 |
delta mag (ΔM) | 1.3 |
Spectral class | A0 (white) |
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| Pri motion ra | +003 |
Sec motion ra | +003 |
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| Pri motion dec | -005 |
Sec motion dec | -005 |
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| Notes | |||||||||||
| Precise pa | 327.5 |
Precise sep | 0.8 |
Constellation | Cygnus |
SAO | 49376 |
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| Tycho2 | 3155-01818-1 |
Gaia DR2 | 2062517856186967296 |
HD | 228608 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20155+4030 | A 390 | 2005 | 9 | 325 | 0.8 | 9.02 | 10.32 | A0 | 201527.59+403008.6 | ||
| 20155+4030 | A 390 | 2017 | 11 | 328 | 0.8 | 9.02 | 10.32 | A0 | 201527.59+403008.6 |