Coord 2000 | 20255+4006 |
Discov num | D 22 |
Comp | AB |
Coord arcsec 2000 | 20 25 31.16 +40 05 50.8 |
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Date first | 1875 |
Date last | 2016 |
Obs | 72 |
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Pa first | 140 |
Pa last | 163 |
P.A. Now (θ) | 163° |
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Sep first | 2.8 |
Sep last | 2.9 |
Sep. Now (ρ) | 2.9" |
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Mag pri | 8.15 |
Mag sec | 9.48 |
delta mag (ΔM) | 1.33 |
Spectral class | F8V (yellow-white) |
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Pri motion ra | +092 |
Sec motion ra | |||||||||
Pri motion dec | +019 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 70001 | 20 25 31 +40 05 51 | D 22 AB | 2016 | 72 | 163 | 2.9 | 8.15 | 9.48 | 1.33 | <=== | ||
Show | 70001 | 20 25 31 +40 05 51 | D 22 AC | 1998 | 5 | 114 | 18.1 | 8.15 | 13.20 | 5.05 | |||
Show | 70001 | 20 25 31 +40 05 51 | POP 224 AD | 2009 | 6 | 98 | 71.2 | 8.15 | 11.58 | 3.43 |
Precise pa | 163.1 |
Precise sep | 2.936 |
Constellation | Cygnus |
SAO | 70001 |
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Tycho2 | 3156-00437-1 |
Gaia DR2 | 2067478101017759616 |
HD | 194685 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20255+4006 | D 22 | AB | 2008 | 63 | 162 | 2.8 | 8.15 | 9.48 | F8V | 202531.14+400553.7 | |
20255+4006 | D 22 | AB | 2009 | 65 | 163 | 2.9 | 8.15 | 9.48 | F8V | 202531.14+400553.7 | |
20255+4006 | D 22 | AB | 2010 | 68 | 163 | 2.8 | 8.15 | 9.48 | F8V | 202531.14+400553.7 | |
20255+4006 | D 22 | AB | 2011 | 70 | 162 | 2.9 | 8.15 | 9.48 | F8V | 202531.14+400553.7 | |
20255+4006 | D 22 | AB | 2016 | 71 | 163 | 2.9 | 8.15 | 9.48 | F8V | 202531.16+400550.8 |