15245+3723 STFA 28 AB (Alkalurops)
15h 24m 29.54s +37° 22' 37.1" P.A. 171.00 sep 109.2 mag 4.33,7.09 Sp F2IVa+G0V dist. 34.69 pc (113.16 l.y.)
Coord 2000 |
15245+3723 |
|
Discov num |
STFA 28 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 24 29.54 +37 22 37.1 |
|
Date first |
1780 |
|
Date last |
2020 |
|
Obs |
154 |
|
Pa first |
170 |
|
Pa last |
170.8 |
|
P.A. Now (θ) |
170.8° |
|
Sep first |
128.0 |
|
Sep last |
109.17 |
|
Sep. Now (ρ) |
109.17" |
|
Mag pri |
4.33 |
|
Mag sec |
7.09 |
|
delta mag (ΔM) |
2.76 |
|
Spectral class |
F2IVa+G0V (yellow-white/yellow) |
|
Pri motion ra |
-147 |
|
Sec motion ra |
-154 |
|
Pri motion dec |
+080 |
|
Sec motion dec |
+092 |
|
Notes |
N
Z
V
(See Notes, Parallax indicates components are physical, Proper motion indicates physical) |
|
rPM=0.077 (< 0.3, Physical double)
This double is physical.
15245+3723 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
64686 |
15 24 30 +37 22 37 |
CHR 181 Aa,Ab |
2012 |
47 |
188 |
0.1 |
4.31 |
|
|
Y |
|
Show |
Alkalurops |
64686 |
15 24 30 +37 22 37 |
STFA 28 AB |
2020 |
154 |
171 |
109.2 |
4.33 |
7.09 |
2.76 |
|
<=== |
Show |
|
64687 |
15 24 31 +37 20 52 |
STF 1938 Ba,Bb |
2020 |
763 |
2 |
2.2 |
7.09 |
7.63 |
0.54 |
Y |
|
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Common name |
Alkalurops |
|
Var name |
NSV7063 Boo |
|
Constellation |
Bootes |
|
SAO |
64686 |
|
HIP |
75411 |
|
Tycho2 |
2570-01521-1 |
|
Gaia DR2 |
1387349379494192896 |
|
HD |
137391 |
|
HR |
5733 |
|
GC |
20724 |
|
ADS |
9626 |
|
GL |
NN 3903A |
|
BD |
BD+37 2636 |
|
Bayer |
Mu 1 Bootis |
|
Bayer name |
Mu1 Boo |
|
Flamsteed |
51 Bootis |
|
Flamsteed name |
51 Boo |
|
FK5 |
568 |
|
Distance |
34.69 |
|
Distance ly |
113.16 |
|
Bayer greek |
μ1 Boo |
|
Other names |
INKALUNIS, ICALURUS, CLAVA, VENABULUM |
|