16409+2157 HO 553 (HD 150554)
16h 40m 56.50s +21° 56' 53.3" P.A. 184.00 sep 12.0 mag 7.74,12.40 Sp F8 dist. 45.64 pc (148.88 l.y.)
Coord 2000 |
16409+2157 |
|
Discov num |
HO 553 |
|
Comp |
|
|
Coord arcsec 2000 |
16 40 56.50 +21 56 53.3 |
|
Date first |
1897 |
|
Date last |
2017 |
|
Obs |
15 |
|
Pa first |
182 |
|
Pa last |
184.2 |
|
P.A. Now (θ) |
184.2° |
|
Sep first |
11.8 |
|
Sep last |
11.97 |
|
Sep. Now (ρ) |
11.97" |
|
Mag pri |
7.74 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
4.66 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-092 |
|
Sec motion ra |
|
|
Pri motion dec |
+010 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 150554 |
|
Constellation |
Hercules |
|
SAO |
84534 |
|
HIP |
81662 |
|
Tycho2 |
1532-00975-1 |
|
Gaia DR2 |
4564397470723536512 |
|
HD |
150554 |
|
BD |
BD+22 3002 |
|
Distance |
45.64 |
|
Distance ly |
148.88 |
|