20572+0028 HWE 55 AB (HD 199442)
20h 57m 10.57s +00° 27' 50.2" P.A. 71.00 sep 26.3 mag 6.05,11.76 Sp K2III dist. 93.98 pc (306.56 l.y.)
| Coord 2000 |
20572+0028 |
|
Discov num |
HWE 55 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 57 10.57 +00 27 50.2 |
|
| Date first |
1879 |
|
Date last |
2016 |
|
Obs |
17 |
|
| Pa first |
72 |
|
Pa last |
70.8 |
|
P.A. Now (θ) |
70.8° |
|
| Sep first |
26.2 |
|
Sep last |
26.32 |
|
Sep. Now (ρ) |
26.32" |
|
| Mag pri |
6.05 |
|
Mag sec |
11.76 |
|
delta mag (ΔM) |
5.71 |
|
Spectral class |
K2III (yellow-orange) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
+014 |
|
| Pri motion dec |
-063 |
|
Sec motion dec |
-060 |
|
| Notes |
|
|
rPM=0.066 (< 0.3, Physical double)
This double is physical.
20572+0028 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 199442 |
126396 |
20 57 11 +00 27 50 |
HWE 55 AB |
2016 |
17 |
71 |
26.3 |
6.05 |
11.76 |
5.71 |
|
<=== |
| Show |
|
126396 |
20 57 11 +00 27 50 |
BU 1496 AC |
2013 |
6 |
111 |
33.5 |
6.05 |
12.50 |
6.45 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 199442 |
|
Constellation |
Aquarius |
|
SAO |
126396 |
|
HIP |
103414 |
|
| Tycho2 |
0513-02555-1 |
|
Gaia DR2 |
4227470480490321792 |
|
HD |
199442 |
|
HR |
8017 |
|
| GC |
29232 |
|
ADS |
14457 |
|
BD |
BD-00 4132 |
|
Distance |
93.98 |
|
| Distance ly |
306.56 |
|
