17439+4323 BWL 47 AC
17h 43m 55.96s +43° 22' 41.0" P.A. 314.00 sep 9.2 mag 6.22,18.30 Sp M2.5
Coord 2000 |
17439+4323 |
|
Discov num |
BWL 47 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 43 55.96 +43 22 41.0 |
|
Date first |
2012 |
|
Date last |
2012 |
|
Obs |
1 |
|
Pa first |
314 |
|
Pa last |
314.3 |
|
P.A. Now (θ) |
314.3° |
|
Sep first |
9.2 |
|
Sep last |
9.222 |
|
Sep. Now (ρ) |
9.222" |
|
Mag pri |
6.22 |
|
Mag sec |
18.30 |
|
delta mag (ΔM) |
12.08 |
|
Spectral class |
M2.5 (red) |
|
Pri motion ra |
+010 |
|
Sec motion ra |
|
|
Pri motion dec |
-603 |
|
Sec motion dec |
|
|
Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
17439+4323 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 43 56 +43 22 41 |
BWL 47 AB |
2012 |
2 |
290 |
2.8 |
6.22 |
19.50 |
13.28 |
|
|
Show |
|
|
17 43 56 +43 22 41 |
BWL 47 AC |
2012 |
1 |
314 |
9.2 |
6.22 |
18.30 |
12.08 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS