19572+4022 BU 1474 AB (HD 189178)
19h 57m 13.87s +40° 22' 04.2" P.A. 316.00 sep 64.8 mag 5.44,9.31 Sp B5V dist. 340.14 pc (1109.54 l.y.)
Coord 2000 |
19572+4022 |
|
Discov num |
BU 1474 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 57 13.87 +40 22 04.2 |
|
Date first |
1893 |
|
Date last |
2015 |
|
Obs |
18 |
|
Pa first |
318 |
|
Pa last |
315.5 |
|
P.A. Now (θ) |
315.5° |
|
Sep first |
65.3 |
|
Sep last |
64.755 |
|
Sep. Now (ρ) |
64.755" |
|
Mag pri |
5.44 |
|
Mag sec |
9.31 |
|
delta mag (ΔM) |
3.87 |
|
Spectral class |
B5V (blue-white) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-011 |
|
Notes |
N
(See Notes) |
|
rPM=1.231
This double is not physical.
19572+4022 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 189178 |
49011 |
19 57 14 +40 22 04 |
BU 1474 AB |
2015 |
18 |
316 |
64.8 |
5.44 |
9.31 |
3.87 |
|
<=== |
Show |
|
49011 |
19 57 14 +40 22 04 |
BU 1474 AC |
2015 |
4 |
343 |
20.5 |
5.44 |
13.00 |
7.56 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 189178 |
|
Constellation |
Cygnus |
|
SAO |
49011 |
|
HIP |
98194 |
|
Tycho2 |
3141-03693-1 |
|
Gaia DR2 |
2073537612700605696 |
|
HD |
189178 |
|
HR |
7628 |
|
GC |
27649 |
|
DM |
BD+39 3966 |
|
BD |
BD+39 3968 |
|
FK5 |
3593 |
|
Distance |
340.14 |
|
Distance ly |
1109.54 |
|