| Coord 2000 | 20216+3725 |
Discov num | SEI1100 |
Comp | AB |
Coord arcsec 2000 | 20 21 38.68 +37 25 15.1 |
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| Date first | 1895 |
Date last | 2015 |
Obs | 12 |
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| Pa first | 290 |
Pa last | 286 |
P.A. Now (θ) | 286° |
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| Sep first | 6.6 |
Sep last | 7.2 |
Sep. Now (ρ) | 7.2" |
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| Mag pri | 10.66 |
Mag sec | 11.50 |
delta mag (ΔM) | 0.84 |
Spectral class | O8V (blue) |
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| Pri motion ra | -005 |
Sec motion ra | -024 |
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| Pri motion dec | -004 |
Sec motion dec | -011 |
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| Notes | |||||||||||
| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 20216+3725 | SEI1100 | AB | 1895 | 2015 | 12 | 286 | 7.2 | 10.66 | 11.50 | 0.84 | <=== | |||
| Show | 20216+3725 | SEI1100 | AC | 1929 | 2015 | 10 | 129 | 15.4 | 10.66 | 11.80 | 1.14 |
| Precise pa | 286.3 |
Precise sep | 7.224 |
Constellation | Cygnus |
SAO | 69894 |
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| Tycho2 | 2684-00142-1 |
Gaia DR2 | 44407221120 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 20216+3725 | SEI1100 | AB | 1998 | 5 | 287 | 7.2 | 10.66 | 12.20 | D | 202138.68+372515.1 | |
| 20216+3725 | SEI1100 | AB | 2002 | 6 | 286 | 7.2 | 10.66 | 12.20 | D | 202138.68+372515.1 | |
| 20216+3725 | SEI1100 | AB | 2015 | 7 | 286 | 7.2 | 10.66 | 12.20 | O8V | 202138.68+372515.1 |