17553+3532 A 2987 AC
17h 55m 17.89s +35° 32' 25.0" P.A. 61.00 sep 1.4 mag 10.28,14.20 Sp G5
| Coord 2000 |
17553+3532 |
|
Discov num |
A 2987 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 55 17.89 +35 32 25.0 |
|
| Date first |
1917 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
61 |
|
Pa last |
60.9 |
|
P.A. Now (θ) |
60.9° |
|
| Sep first |
1.2 |
|
Sep last |
1.402 |
|
Sep. Now (ρ) |
1.402" |
|
| Mag pri |
10.28 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
3.92 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17553+3532 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 55 18 +35 32 25 |
TDT 572 AB |
2014 |
2 |
59 |
1.4 |
10.28 |
10.42 |
0.14 |
|
|
| Show |
|
|
17 55 18 +35 32 25 |
A 2987 AC |
2016 |
9 |
61 |
1.4 |
10.28 |
14.20 |
3.92 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2616-00529-1 |
|
Gaia DR2 |
4607962870192419200 |
|
