| Coord 2000 | 20112+3120 |
Discov num | SEI 960 |
Comp | Coord arcsec 2000 | 20 11 17.91 +31 15 33.9 |
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| Date first | 1893 |
Date last | 2015 |
Obs | 9 |
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| Pa first | 221 |
Pa last | 223 |
P.A. Now (θ) | 223° |
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| Sep first | 8.8 |
Sep last | 6.4 |
Sep. Now (ρ) | 6.4" |
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| Mag pri | 13.30 |
Mag sec | 13.60 |
delta mag (ΔM) | 0.3 |
Spectral class | |||||
| Pri motion ra | -007 |
Sec motion ra | -009 |
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| Pri motion dec | -017 |
Sec motion dec | -007 |
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| Notes | |||||||||||
| Precise pa | 222.6 |
Precise sep | 6.404 |
Constellation | Cygnus |
Gaia DR2 | 2053997298194487936 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20112+3120 | SEI 960 | 1893 | 1 | 221 | 8.8 | 10.00 | 11.00 | N | 201110.77+312021.2 | ||
| 20112+3120 | SEI 960 | 2000 | 2 | 221 | 6.6 | 10.00 | 11.00 | 201117.91+311533.9 | |||
| 20112+3120 | SEI 960 | 2002 | 3 | 221 | 6.6 | 13.30 | 13.60 | 201117.91+311533.9 | |||
| 20112+3120 | SEI 960 | 2015 | 4 | 223 | 6.4 | 13.30 | 13.60 | 201117.91+311533.9 |