19397+2450 BKO 428 BD
19h 39m 41.58s +24° 49' 18.3" P.A. 164.00 sep 3.7 mag 12.90,14.50
| Coord 2000 |
19397+2450 |
|
Discov num |
BKO 428 |
|
Comp |
BD |
|
Coord arcsec 2000 |
19 39 41.58 +24 49 18.3 |
|
| Date first |
1997 |
|
Date last |
2015 |
|
Obs |
3 |
|
| Pa first |
164 |
|
Pa last |
164.4 |
|
P.A. Now (θ) |
164.4° |
|
| Sep first |
3.7 |
|
Sep last |
3.678 |
|
Sep. Now (ρ) |
3.678" |
|
| Mag pri |
12.90 |
|
Mag sec |
14.50 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
19397+2450 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 39 42 +24 49 25 |
POU 3992 AB |
2015 |
5 |
230 |
11.1 |
12.70 |
12.90 |
0.20 |
|
|
| Show |
|
|
19 39 42 +24 49 25 |
BKO 428 AC |
2016 |
5 |
267 |
4.2 |
12.70 |
14.00 |
1.30 |
|
|
| Show |
|
|
19 39 42 +24 49 18 |
BKO 428 BD |
2015 |
3 |
164 |
3.7 |
12.90 |
14.50 |
1.60 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
2021198110471862016 |
|
