22159+5440 BU 377 AB (V447 Lac)
22h 15m 54.13s +54° 40' 22.4" P.A. 58.00 sep 32.4 mag 7.52,10.37 Sp K1V dist. 21.54 pc (70.26 l.y.)
Coord 2000 |
22159+5440 |
|
Discov num |
BU 377 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 15 54.13 +54 40 22.4 |
|
Date first |
1875 |
|
Date last |
2012 |
|
Obs |
20 |
|
Pa first |
65 |
|
Pa last |
57.7 |
|
P.A. Now (θ) |
57.7° |
|
Sep first |
60.0 |
|
Sep last |
32.43 |
|
Sep. Now (ρ) |
32.43" |
|
Mag pri |
7.52 |
|
Mag sec |
10.37 |
|
delta mag (ΔM) |
2.85 |
|
Spectral class |
K1V (yellow-orange) |
|
Pri motion ra |
+214 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
+070 |
|
Sec motion dec |
-006 |
|
Notes |
N
L
U
(See Notes, Linear solution, Proper motion indicates non-physical) |
|
rPM=1.03
This double is not physical.
22159+5440 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
V447 Lac |
34243 |
22 15 54 +54 40 22 |
BU 377 AB |
2012 |
20 |
58 |
32.4 |
7.52 |
10.37 |
2.85 |
|
<=== |
Show |
|
34243 |
22 15 54 +54 40 22 |
BU 377 AC |
2012 |
8 |
46 |
30.3 |
7.52 |
11.40 |
3.88 |
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
BU 377 AD |
2006 |
6 |
158 |
22.2 |
7.52 |
12.80 |
5.28 |
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
BU 377 AQ |
2012 |
5 |
258 |
59.8 |
7.52 |
14.06 |
6.54 |
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
BU 377 AR |
2003 |
3 |
257 |
63.4 |
7.52 |
13.80 |
6.28 |
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
BU 377 AS |
2015 |
6 |
334 |
55.5 |
7.52 |
12.62 |
5.10 |
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
GIC 177 AT |
2016 |
7 |
107 |
76.9 |
7.49 |
14.03 |
6.54 |
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
HLA 31 AU |
2016 |
1 |
248 |
8.9 |
5.90 |
|
|
|
|
Show |
|
34243 |
22 15 54 +54 40 22 |
HLA 31 AV |
2016 |
1 |
104 |
9.5 |
5.90 |
|
|
|
|
Show |
|
|
22 15 58 +54 40 41 |
BU 377 BC |
2015 |
18 |
303 |
6.7 |
10.37 |
11.40 |
1.03 |
|
|
Show |
|
|
22 15 48 +54 40 12 |
BU 377 QR |
2015 |
7 |
233 |
6.8 |
12.80 |
13.80 |
1.00 |
|
|
Decuple system
10 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V447 Lac |
|
Constellation |
Lacerta |
|
SAO |
34243 |
|
HIP |
109926 |
|
Tycho2 |
3986-02960-1 |
|
Gaia DR2 |
2005798350576886144 |
|
HD |
211472 |
|
GC |
31149 |
|
GL |
NN 4268A |
|
BD |
BD+53 2831 |
|
Distance |
21.54 |
|
Distance ly |
70.26 |
|