11503+3741 HDS 1670 AB (HU UMa)
11h 50m 19.06s +37° 40' 51.7" P.A. 25.00 sep 1.2 mag 11.95,12.50 Sp M0V dist. 63.65 pc (207.63 l.y.)
Coord 2000 |
11503+3741 |
|
Discov num |
HDS1670 |
|
Comp |
AB |
|
Coord arcsec 2000 |
11 50 19.06 +37 40 51.7 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
8 |
|
Pa first |
28 |
|
Pa last |
25 |
|
P.A. Now (θ) |
25° |
|
Sep first |
1.2 |
|
Sep last |
1.19 |
|
Sep. Now (ρ) |
1.19" |
|
Mag pri |
11.95 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.55 |
|
Spectral class |
M0V (red) |
|
Pri motion ra |
-131 |
|
Sec motion ra |
-131 |
|
Pri motion dec |
-074 |
|
Sec motion dec |
-074 |
|
Notes |
N
Z
(See Notes, Parallax indicates components are physical) |
|
This double is physical.
11503+3741 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HU UMa |
|
11 50 19 +37 40 52 |
HDS 1670 AB |
2016 |
8 |
25 |
1.2 |
11.95 |
12.50 |
0.55 |
|
<=== |
Show |
|
|
11 50 19 +37 40 52 |
HJ 510 AB,C |
2016 |
14 |
252 |
25.0 |
11.95 |
11.88 |
0.07 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
HU UMa |
|
Constellation |
Ursa Major |
|
HIP |
57731 |
|
Tycho2 |
3014-00564-1 |
|
Gaia DR2 |
4032869738555722112 |
|
Distance |
63.65 |
|
Distance ly |
207.63 |
|