17088+0002 A 2237 (HD 154977)
17h 08m 47.62s +00° 02' 03.2" P.A. 67.00 sep 0.9 mag 9.54,10.57 Sp F5
| Coord 2000 |
17088+0002 |
|
Discov num |
A 2237 |
|
Comp |
|
|
Coord arcsec 2000 |
17 08 47.62 +00 02 03.2 |
|
| Date first |
1910 |
|
Date last |
2017 |
|
Obs |
14 |
|
| Pa first |
60 |
|
Pa last |
66.6 |
|
P.A. Now (θ) |
66.6° |
|
| Sep first |
0.9 |
|
Sep last |
0.9 |
|
Sep. Now (ρ) |
0.9" |
|
| Mag pri |
9.54 |
|
Mag sec |
10.57 |
|
delta mag (ΔM) |
1.03 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 154977 |
|
Constellation |
Ophiuchus |
|
SAO |
122121 |
|
Tycho2 |
0399-01038-1 |
|
| Gaia DR2 |
4380645811882765952 |
|
HD |
154977 |
|
ADS |
10358 |
|
