Coord 2000 | 20242+3819 |
Discov num | SEI1116 |
Comp | Coord arcsec 2000 | 20 24 10.71 +38 19 11.4 |
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Date first | 1895 |
Date last | 2015 |
Obs | 20 |
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Pa first | 339 |
Pa last | 342 |
P.A. Now (θ) | 342° |
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Sep first | 29.6 |
Sep last | 30.3 |
Sep. Now (ρ) | 30.3" |
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Mag pri | 9.16 |
Mag sec | 10.00 |
delta mag (ΔM) | 0.84 |
Spectral class | A0V (white) |
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Pri motion ra | -002 |
Sec motion ra | +007 |
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Pri motion dec | +001 |
Sec motion dec | +009 |
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Notes |
Precise pa | 341.5 |
Precise sep | 30.338 |
Constellation | Cygnus |
SAO | 69966 |
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Tycho2 | 3152-00350-1 |
Gaia DR2 | 2061115948790092672 |
HD | 194447 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20242+3819 | SEI1116 | 2004 | 12 | 341 | 30.6 | 9.16 | 10.00 | A0V | D | 202410.71+381911.4 | |
20242+3819 | SEI1116 | 2012 | 14 | 341 | 30.8 | 9.16 | 10.00 | A0V | D | 202410.71+381911.4 | |
20242+3819 | SEI1116 | 2015 | 16 | 341 | 30.3 | 9.16 | 10.00 | A0V | 202410.71+381911.4 |