01180+5355 ES 119 AB (HD 7721)
01h 18m 01.41s +53° 55' 00.7" P.A. 116.00 sep 5.0 mag 8.22,11.02 Sp A2 dist. 210.97 pc (688.18 l.y.)
| Coord 2000 |
01180+5355 |
|
Discov num |
ES 119 |
|
Comp |
AB |
|
Coord arcsec 2000 |
01 18 01.41 +53 55 00.7 |
|
| Date first |
1902 |
|
Date last |
2018 |
|
Obs |
16 |
|
| Pa first |
115 |
|
Pa last |
115.7 |
|
P.A. Now (θ) |
115.7° |
|
| Sep first |
5.1 |
|
Sep last |
4.97 |
|
Sep. Now (ρ) |
4.97" |
|
| Mag pri |
8.22 |
|
Mag sec |
11.02 |
|
delta mag (ΔM) |
2.8 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
+027 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.075 (< 0.3, Physical double)
This double is physical.
01180+5355 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 7721 |
22161 |
01 18 01 +53 55 01 |
ES 119 AB |
2018 |
16 |
116 |
5.0 |
8.22 |
11.02 |
2.80 |
|
<=== |
| Show |
|
22161 |
01 18 01 +53 55 01 |
ES 119 AC |
2015 |
12 |
277 |
44.4 |
8.22 |
10.78 |
2.56 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 7721 |
|
Constellation |
Cassiopeia |
|
SAO |
22161 |
|
HIP |
6080 |
|
| Tycho2 |
3669-00764-1 |
|
Gaia DR2 |
410320014159605376 |
|
HD |
7721 |
|
BD |
BD+53 271 |
|
| Distance |
210.97 |
|
Distance ly |
688.18 |
|
