18409+3132 HJ 1337
18h 40m 54.90s +31° 31' 57.0" P.A. 151.00 sep 9.4 mag 8.67,12.15 Sp K2.5V+M0 dist. 23.54 pc (76.79 l.y.)
| Coord 2000 |
18409+3132 |
|
Discov num |
HJ 1337 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 54.90 +31 31 57.0 |
|
| Date first |
1901 |
|
Date last |
2017 |
|
Obs |
18 |
|
| Pa first |
162 |
|
Pa last |
151.4 |
|
P.A. Now (θ) |
151.4° |
|
| Sep first |
9.0 |
|
Sep last |
9.39 |
|
Sep. Now (ρ) |
9.39" |
|
| Mag pri |
8.67 |
|
Mag sec |
12.15 |
|
delta mag (ΔM) |
3.48 |
|
Spectral class |
K2.5V+M0 (yellow-orange/red) |
|
| Pri motion ra |
+083 |
|
Sec motion ra |
+087 |
|
| Pri motion dec |
-837 |
|
Sec motion dec |
-838 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.005 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
HIP |
91605 |
|
Tycho2 |
2637-01534-1 |
|
BD |
BD+31 3330 |
|
| Distance |
23.54 |
|
Distance ly |
76.79 |
|
