| Coord 2000 | 20049+0554 |
Discov num | HEI 578 |
Comp | Coord arcsec 2000 | 20 04 51.13 +05 54 20.5 |
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| Date first | 1988 |
Date last | 2015 |
Obs | 7 |
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| Pa first | 17 |
Pa last | 20 |
P.A. Now (θ) | 20° |
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| Sep first | 5.9 |
Sep last | 6.2 |
Sep. Now (ρ) | 6.2" |
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| Mag pri | 9.95 |
Mag sec | 13.10 |
delta mag (ΔM) | 3.15 |
Spectral class | G0 (yellow) |
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| Pri motion ra | +006 |
Sec motion ra | |||||||||
| Pri motion dec | +003 |
Sec motion dec | |||||||||
| Notes | |||||||||||
| Precise pa | 20.2 |
Precise sep | 6.218 |
Constellation | Aquila |
Tycho2 | 0506-02218-1 |
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| Gaia DR2 | 49189175808 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20049+0554 | HEI 578 | 2000 | 2 | 20 | 6.2 | 9.95 | 13.10 | G0 | D | 200451.13+055420.5 | |
| 20049+0554 | HEI 578 | 2010 | 4 | 18 | 6.3 | 9.95 | 13.10 | G0 | 200451.13+055420.5 | ||
| 20049+0554 | HEI 578 | 2015 | 5 | 20 | 6.2 | 9.95 | 13.10 | G0 | 200451.13+055420.5 |