Coord 2000 | 20171+0038 |
Discov num | J 2701 |
Comp | Coord arcsec 2000 | 20 17 12.86 +00 40 53.5 |
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Date first | 1943 |
Date last | 2015 |
Obs | 5 |
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Pa first | 60 |
Pa last | 73 |
P.A. Now (θ) | 73° |
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Sep first | 4.0 |
Sep last | 4.0 |
Sep. Now (ρ) | 4" |
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Mag pri | 11.20 |
Mag sec | 11.80 |
delta mag (ΔM) | 0.6 |
Spectral class | |||||
Pri motion ra | -005 |
Sec motion ra | +004 |
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Pri motion dec | +002 |
Sec motion dec | +004 |
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Notes |
Precise pa | 73.1 |
Precise sep | 4 |
Constellation | Aquila |
SAO | 144240 |
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Tycho2 | 0496-01322-1 |
Gaia DR2 | 54230831104 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20171+0038 | J 2701 | 1945 | 2 | 68 | 4.0 | 11.20 | 11.80 | 201760.00+003800.0 | |||
20171+0038 | J 2701 | 2000 | 4 | 72 | 4.0 | 11.20 | 11.80 | D | 201712.86+004053.5 | ||
20171+0038 | J 2701 | 2010 | 5 | 62 | 4.6 | 11.20 | 11.80 | 201712.86+004053.5 | |||
20171+0038 | J 2701 | 2015 | 5 | 73 | 4.0 | 11.20 | 11.80 | 201712.86+004053.5 |