15418+3054 HDS 2217 (HD 140298)
15h 41m 48.04s +30° 54' 05.8" P.A. 178.00 sep 0.1 mag 9.22,10.80 Sp K0 dist. 602.41 pc (1965.06 l.y.)
Coord 2000 |
15418+3054 |
|
Discov num |
HDS2217 |
|
Comp |
|
|
Coord arcsec 2000 |
15 41 48.04 +30 54 05.8 |
|
Date first |
1991 |
|
Date last |
2013 |
|
Obs |
2 |
|
Pa first |
336 |
|
Pa last |
178.2 |
|
P.A. Now (θ) |
178.2° |
|
Sep first |
0.2 |
|
Sep last |
0.128 |
|
Sep. Now (ρ) |
0.128" |
|
Mag pri |
9.22 |
|
Mag sec |
10.80 |
|
delta mag (ΔM) |
1.58 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
-014 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 140298 |
|
Constellation |
Corona Borealis |
|
SAO |
64850 |
|
HIP |
76869 |
|
Tycho2 |
2571-00135-1 |
|
Gaia DR2 |
1369382122545923328 |
|
HD |
140298 |
|
BD |
BD+31 2764 |
|
Distance |
602.41 |
|
Distance ly |
1965.06 |
|