17577+0016 J 517 (HD 163734)
17h 57m 42.49s +00° 15' 43.3" P.A. 288.00 sep 4.0 mag 9.70,11.70 Sp G5
Coord 2000 |
17577+0016 |
|
Discov num |
J 517 |
|
Comp |
|
|
Coord arcsec 2000 |
17 57 42.49 +00 15 43.3 |
|
Date first |
1905 |
|
Date last |
2015 |
|
Obs |
15 |
|
Pa first |
292 |
|
Pa last |
288.1 |
|
P.A. Now (θ) |
288.1° |
|
Sep first |
4.1 |
|
Sep last |
4.046 |
|
Sep. Now (ρ) |
4.046" |
|
Mag pri |
9.70 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
+006 |
|
Sec motion ra |
-051 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+016 |
|
Notes |
|
|
rPM=1.09
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 163734 |
|
Constellation |
Ophiuchus |
|
Tycho2 |
0417-02410-1 |
|
Gaia DR2 |
4371566049160968448 |
|
HD |
163734 |
|