Coord 2000 | 20368+2951 |
Discov num | BTN 1 |
Comp | Coord arcsec 2000 | 20 36 57.91 +29 49 56.0 |
|||||
Date first | 1894 |
Date last | 2017 |
Obs | 15 |
||||||
Pa first | 13 |
Pa last | 2 |
P.A. Now (θ) | 2° |
||||||
Sep first | 15.3 |
Sep last | 13.8 |
Sep. Now (ρ) | 13.8" |
||||||
Mag pri | 10.38 |
Mag sec | 11.41 |
delta mag (ΔM) | 1.03 |
Spectral class | A (white) |
||||
Pri motion ra | +027 |
Sec motion ra | +001 |
||||||||
Pri motion dec | +006 |
Sec motion dec | -005 |
||||||||
Notes |
Precise pa | 1.9 |
Precise sep | 13.833 |
Constellation | Cygnus |
Tycho2 | 2169-00386-1 |
||||
Gaia DR2 | 64375762048 |
HD | 334817 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20368+2951 | BTN 1 | 1997 | 6 | 3 | 14.0 | 10.38 | 11.41 | D | 203657.91+294956.0 | ||
20368+2951 | BTN 1 | 2011 | 7 | 2 | 13.9 | 10.38 | 11.41 | D | 203657.91+294956.0 | ||
20368+2951 | BTN 1 | 2012 | 9 | 2 | 13.9 | 10.38 | 11.41 | D | 203657.91+294956.0 | ||
20368+2951 | BTN 1 | 2015 | 10 | 1 | 13.8 | 10.38 | 11.41 | A | 203657.91+294956.0 | ||
20368+2951 | BTN 1 | 2017 | 12 | 2 | 13.8 | 10.38 | 11.41 | A | 203657.91+294956.0 |