17214+0206 TDT 318 (HD 157139)
17h 21m 24.54s +02° 05' 56.5" P.A. 17.00 sep 0.4 mag 10.55,10.69
Coord 2000 |
17214+0206 |
|
Discov num |
TDT 318 |
|
Comp |
|
|
Coord arcsec 2000 |
17 21 24.54 +02 05 56.5 |
|
Date first |
1991 |
|
Date last |
2013 |
|
Obs |
3 |
|
Pa first |
9 |
|
Pa last |
16.5 |
|
P.A. Now (θ) |
16.5° |
|
Sep first |
0.4 |
|
Sep last |
0.439 |
|
Sep. Now (ρ) |
0.439" |
|
Mag pri |
10.55 |
|
Mag sec |
10.69 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
+012 |
|
Sec motion dec |
+012 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 157139 |
|
Constellation |
Ophiuchus |
|
SAO |
122305 |
|
Tycho2 |
0404-00378-1 |
|
Gaia DR2 |
4387187012717664128 |
|
HD |
157139 |
|
DM |
BD+02 3300 |
|