19100+4941 JKA 30 (HD 179420)
19h 09m 57.50s +49° 40' 50.9" P.A. 77.00 sep 61.8 mag 7.99,9.90
| Coord 2000 |
19100+4941 |
|
Discov num |
JKA 30 |
|
Comp |
|
|
Coord arcsec 2000 |
19 09 57.50 +49 40 50.9 |
|
| Date first |
1901 |
|
Date last |
2019 |
|
Obs |
15 |
|
| Pa first |
77 |
|
Pa last |
76.7 |
|
P.A. Now (θ) |
76.7° |
|
| Sep first |
61.5 |
|
Sep last |
61.77 |
|
Sep. Now (ρ) |
61.77" |
|
| Mag pri |
7.99 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
1.91 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
-019 |
|
| Notes |
T
(Parallax indicates physical) |
|
rPM=0.069 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 179420 |
|
Constellation |
Cygnus |
|
SAO |
48148 |
|
Tycho2 |
3550-01637-1 |
|
| Gaia DR2 |
2132817953891752576 |
|
HD |
179420 |
|
DM |
BD+49 2947 |
|
