19579+6258 HJ 2923 AB
19h 58m 31.96s +63° 08' 52.7" P.A. 351.00 sep 28.5 mag 8.70,13.10 Sp G5
| Coord 2000 |
19579+6258 |
|
Discov num |
HJ 2923 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 58 31.96 +63 08 52.7 |
|
| Date first |
1831 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
348 |
|
Pa last |
350.8 |
|
P.A. Now (θ) |
350.8° |
|
| Sep first |
20.0 |
|
Sep last |
28.452 |
|
Sep. Now (ρ) |
28.452" |
|
| Mag pri |
8.70 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
4.4 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-015 |
|
| Notes |
N
(See Notes) |
|
rPM=0.146 (< 0.3, Physical double)
This double is physical.
19579+6258 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
18628 |
19 58 32 +63 08 53 |
HJ 2923 AB |
2015 |
8 |
351 |
28.5 |
8.70 |
13.10 |
4.40 |
|
<=== |
| Show |
|
18622 |
19 57 54 +62 57 49 |
BU 9035 CD |
1999 |
2 |
237 |
47.2 |
8.43 |
13.60 |
5.17 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
SAO |
18628 |
|
Tycho2 |
4235-01866-1 |
|
Gaia DR2 |
2241280274845753344 |
|
| HD |
189878 |
|
