| Coord 2000 | 20303+5851 |
Discov num | STI2538 |
Comp | Coord arcsec 2000 | 20 30 20.16 +58 50 35.7 |
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| Date first | 1904 |
Date last | 2015 |
Obs | 9 |
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| Pa first | 342 |
Pa last | 333 |
P.A. Now (θ) | 333° |
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| Sep first | 14.1 |
Sep last | 12.1 |
Sep. Now (ρ) | 12.1" |
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| Mag pri | 9.20 |
Mag sec | 10.80 |
delta mag (ΔM) | 1.6 |
Spectral class | G5 (yellow) |
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| Pri motion ra | +002 |
Sec motion ra | -014 |
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| Pri motion dec | -007 |
Sec motion dec | -002 |
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| Notes | |||||||||||
| Precise pa | 333.1 |
Precise sep | 12.075 |
Constellation | Cygnus |
SAO | 32641 |
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| Tycho2 | 3962-01193-1 |
Gaia DR2 | 58158312704 |
HD | 239433 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20303+5851 | STI2538 | 1999 | 2 | 334 | 11.9 | 9.20 | 10.80 | G5 | D | 203020.16+585035.7 | |
| 20303+5851 | STI2538 | 2010 | 3 | 333 | 12.1 | 9.20 | 10.80 | G5 | D | 203020.16+585035.7 | |
| 20303+5851 | STI2538 | 2015 | 5 | 333 | 12.0 | 9.20 | 10.80 | G5 | 203020.16+585035.7 |