17042+3159 CVR 1690
17h 04m 10.21s +31° 59' 14.6" P.A. 238.00 sep 3.5 mag 17.90,18.00 Sp M3+M3
Coord 2000 |
17042+3159 |
|
Discov num |
CVR1690 |
|
Comp |
|
|
Coord arcsec 2000 |
17 04 10.21 +31 59 14.6 |
|
Date first |
1998 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
238 |
|
Pa last |
238 |
|
P.A. Now (θ) |
238° |
|
Sep first |
3.5 |
|
Sep last |
3.523 |
|
Sep. Now (ρ) |
3.523" |
|
Mag pri |
17.90 |
|
Mag sec |
18.00 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
M3+M3 (red/red) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
|
|
Pri motion dec |
-016 |
|
Sec motion dec |
|
|
Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
1310460909321194368 |
|