20090+4045 HJ 1487 AB
20h 09m 03.33s +40° 44' 08.1" P.A. 298.00 sep 14.3 mag 10.60,13.60 Sp M4
| Coord 2000 |
20090+4045 |
|
Discov num |
HJ 1487 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 09 03.33 +40 44 08.1 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
290 |
|
Pa last |
297.5 |
|
P.A. Now (θ) |
297.5° |
|
| Sep first |
6.0 |
|
Sep last |
14.306 |
|
Sep. Now (ρ) |
14.306" |
|
| Mag pri |
10.60 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
3 |
|
Spectral class |
M4 (red) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=1.304
This double is not physical.
20090+4045 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 09 03 +40 44 08 |
HJ 1487 AB |
2015 |
9 |
298 |
14.3 |
10.60 |
13.60 |
3.00 |
|
<=== |
| Show |
|
|
20 09 03 +40 44 08 |
OPI 9003 AC |
2015 |
11 |
195 |
60.1 |
10.60 |
11.30 |
0.70 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
2074501399046302720 |
|
