20396+3030 STF 2711 (HD 196954)
20h 39m 35.12s +30° 30' 14.6" P.A. 223.00 sep 2.4 mag 8.17,9.24 Sp A2.5V dist. 344.83 pc (1124.84 l.y.)
Coord 2000 |
20396+3030 |
|
Discov num |
STF2711 |
|
Comp |
|
|
Coord arcsec 2000 |
20 39 35.12 +30 30 14.6 |
|
Date first |
1831 |
|
Date last |
2016 |
|
Obs |
35 |
|
Pa first |
223 |
|
Pa last |
223 |
|
P.A. Now (θ) |
223° |
|
Sep first |
2.5 |
|
Sep last |
2.408 |
|
Sep. Now (ρ) |
2.408" |
|
Mag pri |
8.17 |
|
Mag sec |
9.24 |
|
delta mag (ΔM) |
1.07 |
|
Spectral class |
A2.5V (white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
-015 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 196954 |
|
Constellation |
Cygnus |
|
SAO |
70331 |
|
HIP |
101951 |
|
Tycho2 |
2686-00454-1 |
|
Gaia DR2 |
1859274128220740352 |
|
HD |
196954 |
|
GC |
28787 |
|
ADS |
14124 |
|
BD |
BD+29 4124 |
|
Distance |
344.83 |
|
Distance ly |
1124.84 |
|