Coord 2000 | 20177+3331 |
Discov num | HJ 1500 |
Comp | AD |
Coord arcsec 2000 | 20 17 43.96 +33 31 18.7 |
||||
Date first | 1904 |
Date last | 2015 |
Obs | 12 |
||||||
Pa first | 338 |
Pa last | 318 |
P.A. Now (θ) | 318° |
||||||
Sep first | 37.7 |
Sep last | 40.9 |
Sep. Now (ρ) | 40.9" |
||||||
Mag pri | 9.45 |
Mag sec | 12.40 |
delta mag (ΔM) | 2.95 |
Spectral class | F5 (yellow-white) |
||||
Pri motion ra | +015 |
Sec motion ra | +008 |
||||||||
Pri motion dec | -031 |
Sec motion dec | +007 |
||||||||
Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 69767 | 20177+3331 | HJ 1500 | AB | 1828 | 2015 | 17 | 53 | 17.7 | 9.45 | 10.60 | 1.15 | |||
Show | 69767 | 20177+3331 | HJ 1500 | AC | 1904 | 2015 | 10 | 336 | 32.2 | 9.45 | 12.80 | 3.35 | |||
Show | 69767 | 20177+3331 | HJ 1500 | AD | 1904 | 2015 | 12 | 318 | 40.9 | 9.45 | 12.40 | 2.95 | <=== |
Precise pa | 317.5 |
Precise sep | 40.9 |
Constellation | Cygnus |
SAO | 69767 |
||||
Tycho2 | 2676-00756-1 |
Gaia DR2 | 54020660864 |
HD | 228771 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20177+3331 | HJ 1500 | AD | 1999 | 5 | 318 | 40.9 | 9.45 | 12.40 | D | 201743.96+333118.7 | |
20177+3331 | HJ 1500 | AD | 2002 | 6 | 318 | 40.9 | 9.45 | 12.40 | D | 201743.96+333118.7 | |
20177+3331 | HJ 1500 | AD | 2013 | 7 | 318 | 41.3 | 9.45 | 12.40 | F5 | 201743.96+333118.7 | |
20177+3331 | HJ 1500 | AD | 2015 | 8 | 318 | 40.9 | 9.45 | 12.40 | F5 | 201743.96+333118.7 |