22219+5546 STI 2721 AC
22h 21m 49.89s +55° 45' 58.7" P.A. 151.00 sep 13.2 mag 10.83,12.85
| Coord 2000 |
22219+5546 |
|
Discov num |
STI2721 |
|
Comp |
AC |
|
Coord arcsec 2000 |
22 21 49.89 +55 45 58.7 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
151 |
|
Pa last |
150.5 |
|
P.A. Now (θ) |
150.5° |
|
| Sep first |
13.7 |
|
Sep last |
13.19 |
|
Sep. Now (ρ) |
13.19" |
|
| Mag pri |
10.83 |
|
Mag sec |
12.85 |
|
delta mag (ΔM) |
2.02 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.632
Nature of this double is uncertain.
22219+5546 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
22 21 50 +55 45 59 |
STI 2721 AB |
2015 |
9 |
301 |
7.6 |
10.83 |
13.90 |
3.07 |
|
|
| Show |
|
|
22 21 50 +55 45 59 |
STI 2721 AC |
2015 |
12 |
151 |
13.2 |
10.83 |
12.85 |
2.02 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
3986-01148-1 |
|
Gaia DR2 |
2005965648141639040 |
|
