| Coord 2000 | 20139+1441 |
Discov num | CHE 221 |
Comp | Coord arcsec 2000 | 20 13 52.26 +14 41 22.0 |
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| Date first | 1897 |
Date last | 2016 |
Obs | 16 |
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| Pa first | 10 |
Pa last | 7 |
P.A. Now (θ) | 7° |
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| Sep first | 19.3 |
Sep last | 17.5 |
Sep. Now (ρ) | 17.5" |
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| Mag pri | 9.98 |
Mag sec | 10.41 |
delta mag (ΔM) | 0.43 |
Spectral class | G0 (yellow) |
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| Pri motion ra | +007 |
Sec motion ra | +000 |
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| Pri motion dec | +005 |
Sec motion dec | -011 |
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| Notes | |||||||||||
| Precise pa | 7 |
Precise sep | 17.5 |
Constellation | Aquila |
SAO | 105862 |
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| Tycho2 | 1085-00739-1 |
Gaia DR2 | 1806713044303166976 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20139+1441 | CHE 221 | 2004 | 7 | 7 | 17.8 | 9.98 | 10.41 | D | 201352.26+144122.0 | ||
| 20139+1441 | CHE 221 | 2008 | 8 | 8 | 17.6 | 9.98 | 10.41 | D | 201352.26+144122.0 | ||
| 20139+1441 | CHE 221 | 2010 | 11 | 7 | 17.5 | 9.98 | 10.41 | G0 | 201352.26+144122.0 | ||
| 20139+1441 | CHE 221 | 2016 | 12 | 7 | 17.5 | 9.98 | 10.41 | G0 | 201352.26+144122.0 |