Coord 2000 | 20333+4119 |
Discov num | HER 4 |
Comp | Aa,Ab |
Coord arcsec 2000 | 20 33 15.08 +41 18 50.5 |
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Date first | 1961 |
Date last | 2005 |
Obs | 4 |
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Pa first | 200 |
Pa last | 17 |
P.A. Now (θ) | 17° |
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Sep first | 0.9 |
Sep last | 1.1 |
Sep. Now (ρ) | 1.1" |
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Mag pri | 8.98 |
Mag sec | 14.00 |
delta mag (ΔM) | 5.02 |
Spectral class | O5.5I (blue) |
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Pri motion ra | -003 |
Sec motion ra | |||||||||
Pri motion dec | -004 |
Sec motion dec | |||||||||
Notes | V
(Proper motion indicates physical) |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 49781 | 20333+4119 | HER 4 | Aa,Ab | 1961 | 2005 | 4 | 17 | 1.1 | 8.98 | 14.00 | 5.02 | <=== | ||
Show | 49781 | 20333+4119 | HER 4 | Aa,Ac | 1961 | 2018 | 6 | 340 | 3.1 | 8.98 | 14.00 | 5.02 | |||
Show | 49781 | 20333+4119 | HJ 1539 | AB | 1828 | 2015 | 22 | 203 | 9.5 | 9.23 | 10.80 | 1.57 | |||
Show | 49781 | 20333+4119 | ARN 77 | AC | 1893 | 2015 | 11 | 121 | 38.0 | 9.23 | 10.14 | 0.91 | |||
Show | 49781 | 20333+4119 | HJ 1539 | AD | 1828 | 2015 | 9 | 51 | 18.2 | 9.23 | 11.80 | 2.57 | |||
Show | 49781 | 20333+4119 | CAN 52 | Aa,N | 2005 | 2005 | 1 | 354 | 7.6 | 5.50 | 13.30 | 7.80 | |||
Show | 49781 | 20333+4119 | CAN 52 | Aa,O | 2005 | 2014 | 5 | 310 | 9.2 | 5.50 | 12.00 | 6.50 | |||
Show | 49781 | 20333+4119 | ARN 77 | BC | 1892 | 2015 | 14 | 106 | 37.8 | 10.80 | 10.14 | 0.66 | |||
Show | 49781 | 20333+4119 | CAN 52 | BF | 2008 | 2008 | 1 | 230 | 0.6 | 6.60 | 12.00 | 5.40 | |||
Show | 49781 | 20333+4119 | CAN 52 | BG | 2008 | 2008 | 1 | 307 | 2.8 | 6.60 | 14.90 | 8.30 | |||
Show | 49781 | 20333+4119 | CAN 52 | BH | 2008 | 2008 | 1 | 9 | 3.6 | 6.60 | 14.80 | 8.20 | |||
Show | 49781 | 20333+4119 | CAN 52 | BI | 2008 | 2008 | 1 | 298 | 4.2 | 6.60 | 14.00 | 7.40 | |||
Show | 49781 | 20333+4119 | CAN 52 | BJ | 2008 | 2008 | 2 | 203 | 4.8 | 6.60 | 12.50 | 5.90 | |||
Show | 49781 | 20333+4119 | CAN 52 | BK | 2008 | 2008 | 1 | 81 | 6.9 | 6.60 | 15.20 | 8.60 | |||
Show | 49781 | 20333+4119 | CAN 52 | BL | 2008 | 2008 | 2 | 35 | 8.0 | 6.60 | 14.20 | 7.60 | |||
Show | 49781 | 20333+4119 | CAN 52 | BM | 2008 | 2008 | 1 | 16 | 11.3 | 6.60 | 15.40 | 8.80 | |||
Show | 49781 | 20333+4119 | MZA 29 | CE | 1998 | 2015 | 11 | 185 | 10.2 | 10.14 | 15.40 | 5.26 | |||
Show | 49781 | 20333+4119 | CAN 52 | CP | 2005 | 2005 | 1 | 36 | 1.7 | 6.60 | 14.80 | 8.20 | |||
Show | 49781 | 20333+4119 | CAN 52 | CQ | 1998 | 2015 | 7 | 248 | 10.3 | 6.60 | 11.60 | 5.00 | |||
Show | 49781 | 20333+4119 | CAN 52 | DN | 2008 | 2008 | 1 | 256 | 15.5 | 8.80 | 15.30 | 6.50 | |||
Show | 49781 | 20333+4119 | CAN 52 | DR | 2008 | 2008 | 2 | 174 | 2.7 | 8.20 | 14.30 | 6.10 | |||
Show | 49781 | 20333+4119 | CAN 52 | DS | 2008 | 2008 | 2 | 317 | 3.0 | 8.20 | 13.10 | 4.90 | |||
Show | 49781 | 20333+4119 | CAN 52 | DT | 2008 | 2008 | 1 | 314 | 4.8 | 8.20 | 15.70 | 7.50 | |||
Show | 49781 | 20333+4119 | CAN 52 | DU | 2008 | 2008 | 2 | 342 | 5.2 | 8.20 | 14.40 | 6.20 | |||
Show | 49781 | 20333+4119 | CAN 52 | DV | 2008 | 2008 | 1 | 303 | 6.0 | 8.20 | 14.90 | 6.70 | |||
Show | 49781 | 20333+4119 | CAN 52 | DW | 2008 | 2008 | 1 | 271 | 7.9 | 8.20 | 16.00 | 7.80 | |||
Show | 49781 | 20333+4119 | CAN 52 | DX | 2008 | 2008 | 1 | 50 | 8.2 | 8.20 | 16.40 | 8.20 | |||
Show | 49781 | 20333+4119 | CAN 52 | DY | 2008 | 2008 | 1 | 147 | 8.7 | 8.20 | 15.00 | 6.80 | |||
Show | 49781 | 20333+4119 | CAN 52 | D,Za | 2008 | 2008 | 1 | 48 | 9.0 | 8.20 | 15.90 | 7.70 | |||
Show | 49781 | 20333+4119 | CAN 52 | D,Zb | 2008 | 2008 | 1 | 78 | 10.4 | 8.20 | 16.50 | 8.30 | |||
Show | 49781 | 20333+4119 | CAN 52 | D,Zc | 2008 | 2008 | 1 | 83 | 10.6 | 8.20 | 16.70 | 8.50 | |||
Show | 49781 | 20333+4119 | CAN 52 | D,Zd | 2008 | 2008 | 1 | 136 | 11.1 | 8.20 | 16.70 | 8.50 | |||
Show | 49781 | 20333+4119 | CAN 52 | D,Ze | 1998 | 2014 | 5 | 67 | 12.5 | 8.20 | 15.30 | 7.10 | |||
Show | 49781 | 20333+4119 | CAN 52 | D,Zf | 2008 | 2008 | 1 | 326 | 13.5 | 8.20 | 16.20 | 8.00 |
Precise pa | 17.3 |
Precise sep | 1.13 |
Constellation | Cygnus |
SAO | 49781 |
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HIP | 101425 |
Tycho2 | 3161-01325-1 |
Gaia DR2 | 24247057920 |
BD | BD+40 4227 |
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Distance | 255.75 |
Distance ly | 834.26 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20333+4119 | HER 4 | Aa,Ab | 1961 | 1 | 200 | 0.9 | 8.98 | 14.00 | O6e | 203315.08+411850.5 | |
20333+4119 | HER 4 | Aa,Ab | 2005 | 4 | 17 | 1.1 | 8.98 | 14.00 | O5.5I | V | 203315.08+411850.5 |