21003+6130 HJ 1607 AD
21h 00m 17.37s +61° 29' 50.5" P.A. 343.00 sep 87.6 mag 7.81,12.10 Sp K0 dist. 215.52 pc (703.03 l.y.)
| Coord 2000 |
21003+6130 |
|
Discov num |
HJ 1607 |
|
Comp |
AD |
|
Coord arcsec 2000 |
21 00 17.37 +61 29 50.5 |
|
| Date first |
1901 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
332 |
|
Pa last |
343.2 |
|
P.A. Now (θ) |
343.2° |
|
| Sep first |
84.0 |
|
Sep last |
87.645 |
|
Sep. Now (ρ) |
87.645" |
|
| Mag pri |
7.81 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
4.29 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-044 |
|
Sec motion ra |
+090 |
|
| Pri motion dec |
-026 |
|
Sec motion dec |
+060 |
|
| Notes |
|
|
rPM=1.472
This double is not physical.
21003+6130 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 200386 |
19147 |
21 00 17 +61 29 50 |
HJ 1607 AB |
2017 |
36 |
73 |
15.7 |
7.81 |
10.43 |
2.62 |
|
|
| Show |
|
19147 |
21 00 17 +61 29 50 |
HJ 1607 AC |
2015 |
8 |
329 |
30.5 |
7.81 |
14.10 |
6.29 |
|
|
| Show |
|
19147 |
21 00 17 +61 29 50 |
HJ 1607 AD |
2015 |
10 |
343 |
87.6 |
7.81 |
12.10 |
4.29 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
SAO |
19147 |
|
HIP |
103669 |
|
Tycho2 |
4247-00147-1 |
|
| Gaia DR2 |
2195618037980835584 |
|
HD |
200386 |
|
BD |
BD+60 2190 |
|
Distance |
215.52 |
|
| Distance ly |
703.03 |
|
