17364+6820 ENG 61 AB (HD 160861)
17h 36m 42.10s +68° 22' 59.0" P.A. 209.00 sep 177.7 mag 8.09,9.33 Sp F5V+M3.5V dist. 88.81 pc (289.7 l.y.)
Coord 2000 |
17364+6820 |
|
Discov num |
ENG 61 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 36 42.10 +68 22 59.0 |
|
Date first |
1877 |
|
Date last |
2013 |
|
Obs |
16 |
|
Pa first |
280 |
|
Pa last |
209.1 |
|
P.A. Now (θ) |
209.1° |
|
Sep first |
49.6 |
|
Sep last |
177.744 |
|
Sep. Now (ρ) |
177.744" |
|
Mag pri |
8.09 |
|
Mag sec |
9.33 |
|
delta mag (ΔM) |
1.24 |
|
Spectral class |
F5V+M3.5V (yellow-white/red) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
-032 |
|
Pri motion dec |
+008 |
|
Sec motion dec |
-127 |
|
Notes |
N
L
P
(See Notes, Linear solution, 100-year proper motion) |
|
rPM=1.059
This double is not physical.
17364+6820 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
17570 |
17 36 42 +68 22 59 |
CHR 62 Aa,Ab |
1993 |
2 |
352 |
0.3 |
9.15 |
|
|
Y |
|
Show |
HD 160861 |
17570 |
17 36 42 +68 22 59 |
ENG 61 AB |
2013 |
16 |
209 |
177.7 |
8.09 |
9.33 |
1.24 |
|
<=== |
Show |
|
17570 |
17 36 42 +68 22 59 |
STU 10 AC |
2015 |
12 |
95 |
177.3 |
8.09 |
11.38 |
3.29 |
|
|
Show |
|
|
17 36 26 +68 20 21 |
STU 10 BC |
1999 |
6 |
62 |
301.6 |
9.33 |
11.38 |
2.05 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 160861 |
|
Constellation |
Draco |
|
SAO |
17570 |
|
HIP |
86187 |
|
Tycho2 |
4428-01849-1 |
|
Gaia DR2 |
1637692474737869440 |
|
HD |
160861 |
|
BD |
BD+68 947 |
|
Distance |
88.81 |
|
Distance ly |
289.7 |
|