| Coord 2000 | 20039+4321 |
Discov num | ES 1437 |
Comp | Coord arcsec 2000 | 20 03 57.40 +43 20 55.1 |
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| Date first | 1915 |
Date last | 2015 |
Obs | 8 |
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| Pa first | 267 |
Pa last | 261 |
P.A. Now (θ) | 261° |
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| Sep first | 4.2 |
Sep last | 4.7 |
Sep. Now (ρ) | 4.7" |
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| Mag pri | 10.48 |
Mag sec | 13.00 |
delta mag (ΔM) | 2.52 |
Spectral class | |||||
| Pri motion ra | +018 |
Sec motion ra | |||||||||
| Pri motion dec | +005 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 260.7 |
Precise sep | 4.731 |
Constellation | Cygnus |
Tycho2 | 3162-01426-1 |
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| Gaia DR2 | 2075820954744237696 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20039+4321 | ES 1437 | 2007 | 5 | 263 | 4.8 | 10.48 | 13.00 | D | 200357.40+432055.1 | ||
| 20039+4321 | ES 1437 | 2015 | 7 | 261 | 4.7 | 10.48 | 13.00 | 200357.40+432055.1 |