18443+3940 STFA 37 CI
18h 44m 22.78s +39° 36' 45.8" P.A. 37.00 sep 120.4 mag 5.25,10.12 Sp F0Vn dist. 47.69 pc (155.56 l.y.)
Coord 2000 |
18443+3940 |
|
Discov num |
STFA 37 |
|
Comp |
CI |
|
Coord arcsec 2000 |
18 44 22.78 +39 36 45.8 |
|
Date first |
1863 |
|
Date last |
2012 |
|
Obs |
18 |
|
Pa first |
37 |
|
Pa last |
37.1 |
|
P.A. Now (θ) |
37.1° |
|
Sep first |
129.1 |
|
Sep last |
120.35 |
|
Sep. Now (ρ) |
120.35" |
|
Mag pri |
5.25 |
|
Mag sec |
10.12 |
|
delta mag (ΔM) |
4.87 |
|
Spectral class |
F0Vn (yellow-white) |
|
Pri motion ra |
+008 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
+054 |
|
Sec motion dec |
-004 |
|
Notes |
N
(See Notes) |
|
rPM=1.097
This double is not physical.
18443+3940 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
67310 |
18 44 20 +39 40 12 |
STF 2382 AB |
2021 |
641 |
345 |
2.2 |
5.15 |
6.10 |
0.95 |
Y |
|
Show |
Double Double |
67310 |
18 44 20 +39 40 12 |
STFA 37 AB,CD |
2021 |
98 |
172 |
209.4 |
4.67 |
4.56 |
0.11 |
|
|
Show |
|
67310 |
18 44 20 +39 40 12 |
STFA 37 AD |
2021 |
19 |
172 |
208.2 |
5.15 |
5.38 |
0.23 |
|
|
Show |
|
67310 |
18 44 20 +39 40 12 |
STFA 37 AI |
2021 |
24 |
137 |
150.4 |
5.15 |
10.12 |
4.97 |
|
|
Show |
|
67315 |
18 44 20 +39 40 14 |
STFA 37 BC |
2011 |
14 |
172 |
210.9 |
6.10 |
5.25 |
0.85 |
|
|
Show |
|
67315 |
18 44 20 +39 40 14 |
STFA 37 BD |
2021 |
12 |
171 |
212.5 |
6.10 |
5.38 |
0.72 |
|
|
Show |
|
|
18 44 20 +39 40 14 |
STFA 37 BI |
2015 |
10 |
137 |
151.3 |
6.10 |
10.12 |
4.02 |
|
|
Show |
|
67315 |
18 44 23 +39 36 46 |
CHR 77 Ca,Cb |
2005 |
5 |
225 |
0.1 |
5.25 |
|
|
Y |
|
Show |
|
67315 |
18 44 23 +39 36 46 |
STF 2383 CD |
2021 |
641 |
75 |
2.3 |
5.25 |
5.38 |
0.13 |
Y |
|
Show |
|
67315 |
18 44 23 +39 36 46 |
SHJ 277 CD,F |
2015 |
3 |
0 |
93.3 |
4.56 |
12.70 |
8.14 |
|
|
Show |
|
67315 |
18 44 23 +39 36 46 |
SHJ 277 CD,G |
2015 |
4 |
293 |
75.1 |
4.56 |
14.20 |
9.64 |
|
|
Show |
|
67315 |
18 44 23 +39 36 46 |
SHJ 277 CD,H |
2015 |
4 |
313 |
95.7 |
4.56 |
13.90 |
9.34 |
|
|
Show |
|
67310 |
18 44 23 +39 36 46 |
STF 2383 CE |
2015 |
8 |
334 |
63.2 |
5.25 |
12.30 |
7.05 |
|
|
Show |
|
|
18 44 23 +39 36 46 |
STFA 37 CI |
2012 |
18 |
37 |
120.4 |
5.25 |
10.12 |
4.87 |
|
<=== |
Show |
|
67315 |
18 44 23 +39 36 46 |
STFA 37 DI |
2000 |
6 |
37 |
121.6 |
5.38 |
10.12 |
4.74 |
|
|
Show |
|
67310 |
18 44 20 +39 37 43 |
SHJ 277 EF |
2021 |
16 |
37 |
45.4 |
12.30 |
12.70 |
0.40 |
|
|
Show |
|
67310 |
18 44 20 +39 37 43 |
SHJ 277 EG |
2015 |
11 |
236 |
50.0 |
12.30 |
14.20 |
1.90 |
|
|
Show |
|
|
18 44 20 +39 37 43 |
STFA 37 EI |
2015 |
7 |
68 |
108.9 |
12.30 |
10.12 |
2.18 |
|
|
Show |
|
|
18 44 17 +39 37 16 |
SHJ 277 GH |
2015 |
13 |
358 |
35.8 |
14.20 |
13.90 |
0.30 |
|
|
11-fold system
11 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV11301 Lyr |
|
Constellation |
Lyra |
|
HIP |
91926 |
|
Tycho2 |
3122-03439-1 |
|
Gaia DR2 |
2098202128093842432 |
|
HD |
173608 |
|
HR |
7054 |
|
GC |
25668 |
|
ADS |
11635 |
|
DM |
BD+39 3512 |
|
BD |
BD+39 3510 |
|
Bayer |
Epsilon 2 Lyrae |
|
Bayer name |
Eps2 Lyr |
|
Flamsteed |
5 Lyrae |
|
Flamsteed name |
5 Lyr |
|
Distance |
47.69 |
|
Distance ly |
155.56 |
|
Bayer greek |
ε2 Lyr |
|