18422-0357 J 2521 AC
18h 42m 09.33s -03° 57' 33.3" P.A. 89.00 sep 18.6 mag 10.90,13.50 Sp M0
| Coord 2000 |
18422-0357 |
|
Discov num |
J 2521 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 42 09.33 -03 57 33.3 |
|
| Date first |
1943 |
|
Date last |
2009 |
|
Obs |
4 |
|
| Pa first |
98 |
|
Pa last |
89.2 |
|
P.A. Now (θ) |
89.2° |
|
| Sep first |
15.0 |
|
Sep last |
18.62 |
|
Sep. Now (ρ) |
18.62" |
|
| Mag pri |
10.90 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
M0 (red) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-020 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=1.177
This double is not physical.
18422-0357 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 42 09 -03 57 33 |
J 2521 AB |
2009 |
2 |
295 |
2.6 |
10.90 |
12.50 |
1.60 |
|
|
| Show |
|
|
18 42 09 -03 57 33 |
J 2521 AC |
2009 |
4 |
89 |
18.6 |
10.90 |
13.50 |
2.60 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Scutum |
|
Tycho2 |
5121-00653-1 |
|
Gaia DR2 |
4258442795358459520 |
|
