18195+1526 HEI 171
18h 19m 29.71s +15° 25' 41.8" P.A. 98.00 sep 0.4 mag 10.60,10.60 Sp F0
Coord 2000 |
18195+1526 |
|
Discov num |
HEI 171 |
|
Comp |
|
|
Coord arcsec 2000 |
18 19 29.71 +15 25 41.8 |
|
Date first |
1980 |
|
Date last |
2013 |
|
Obs |
4 |
|
Pa first |
108 |
|
Pa last |
97.6 |
|
P.A. Now (θ) |
97.6° |
|
Sep first |
0.3 |
|
Sep last |
0.397 |
|
Sep. Now (ρ) |
0.397" |
|
Mag pri |
10.60 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
F0 (yellow-white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
|
|
Pri motion dec |
-012 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1568-02033-1 |
|