17005+7514 HDS 2408 (HD 154955)
17h 00m 27.60s +75° 13' 30.9" P.A. 111.00 sep 0.6 mag 7.13,10.33 Sp F2 dist. 93.9 pc (306.3 l.y.)
Coord 2000 |
17005+7514 |
|
Discov num |
HDS2408 |
|
Comp |
|
|
Coord arcsec 2000 |
17 00 27.60 +75 13 30.9 |
|
Date first |
1991 |
|
Date last |
2011 |
|
Obs |
5 |
|
Pa first |
132 |
|
Pa last |
110.8 |
|
P.A. Now (θ) |
110.8° |
|
Sep first |
0.3 |
|
Sep last |
0.601 |
|
Sep. Now (ρ) |
0.601" |
|
Mag pri |
7.13 |
|
Mag sec |
10.33 |
|
delta mag (ΔM) |
3.2 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
+040 |
|
Sec motion ra |
|
|
Pri motion dec |
-043 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 154955 |
|
Constellation |
Ursa Minor |
|
SAO |
8690 |
|
HIP |
83218 |
|
Tycho2 |
4568-01503-1 |
|
Gaia DR2 |
1656522500421191552 |
|
HD |
154955 |
|
GC |
23036 |
|
BD |
BD+75 612 |
|
Distance |
93.9 |
|
Distance ly |
306.3 |
|