| Coord 2000 | 20379+3909 |
Discov num | SEI1198 |
Comp | Coord arcsec 2000 | 20 37 53.75 +39 08 55.0 |
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| Date first | 1895 |
Date last | 2015 |
Obs | 12 |
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| Pa first | 295 |
Pa last | 307 |
P.A. Now (θ) | 307° |
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| Sep first | 14.4 |
Sep last | 13.9 |
Sep. Now (ρ) | 13.9" |
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| Mag pri | 11.55 |
Mag sec | 12.63 |
delta mag (ΔM) | 1.08 |
Spectral class | |||||
| Pri motion ra | -007 |
Sec motion ra | +014 |
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| Pri motion dec | -011 |
Sec motion dec | +009 |
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| Notes | |||||||||||
| Precise pa | 306.9 |
Precise sep | 13.905 |
Constellation | Cygnus |
Tycho2 | 3153-00521-1 |
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| Gaia DR2 | 2064352769279757952 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20379+3909 | SEI1198 | 1998 | 5 | 305 | 14.0 | 11.55 | 12.63 | D | 203753.75+390855.0 | ||
| 20379+3909 | SEI1198 | 2002 | 6 | 305 | 14.0 | 11.55 | 12.63 | D | 203753.75+390855.0 | ||
| 20379+3909 | SEI1198 | 2010 | 7 | 306 | 13.9 | 11.55 | 12.63 | 203753.75+390855.0 | |||
| 20379+3909 | SEI1198 | 2015 | 8 | 307 | 13.9 | 11.55 | 12.63 | 203753.75+390855.0 |