| Coord 2000 | 20190+4938 |
Discov num | ES 2693 |
Comp | AB |
Coord arcsec 2000 | 20 18 58.13 +49 37 35.9 |
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| Date first | 1899 |
Date last | 2018 |
Obs | 16 |
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| Pa first | 111 |
Pa last | 111 |
P.A. Now (θ) | 111° |
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| Sep first | 31.4 |
Sep last | 30.6 |
Sep. Now (ρ) | 30.6" |
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| Mag pri | 8.76 |
Mag sec | 9.59 |
delta mag (ΔM) | 0.83 |
Spectral class | A2 (white) |
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| Pri motion ra | +009 |
Sec motion ra | +005 |
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| Pri motion dec | -002 |
Sec motion dec | +001 |
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| Notes | |||||||||||
| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 20190+4938 | ES 2693 | AB | 1899 | 2018 | 16 | 111 | 30.6 | 8.76 | 9.59 | 0.83 | <=== | |||
| Show | 20190+4938 | ES 2693 | BC | 1911 | 2015 | 8 | 189 | 18.5 | 9.59 | 12.20 | 2.61 |
| Precise pa | 110.7 |
Precise sep | 30.61 |
Constellation | Cygnus |
SAO | 49464 |
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| Tycho2 | 3580-01850-1 |
Gaia DR2 | 13509371392 |
HD | 193609 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20190+4938 | ES 2693 | AB | 2004 | 10 | 110 | 30.6 | 8.76 | 9.59 | A2 | D | 201858.13+493735.9 |
| 20190+4938 | ES 2693 | AB | 2015 | 12 | 110 | 30.6 | 8.76 | 9.59 | A2 | 201858.13+493735.9 | |
| 20190+4938 | ES 2693 | AB | 2018 | 13 | 111 | 30.6 | 8.76 | 9.59 | A2 | 201858.13+493735.9 |