16221+3054 CHR 53 Aa,Ab (Xi CrB)
16h 22m 05.89s +30° 53' 30.2" P.A. 139.00 sep 0.1 mag 4.80, Sp K0III dist. 56.24 pc (183.45 l.y.)
Coord 2000 |
16221+3054 |
|
Discov num |
CHR 53 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
16 22 05.89 +30 53 30.2 |
|
Date first |
1984 |
|
Date last |
2006 |
|
Obs |
3 |
|
Pa first |
74 |
|
Pa last |
139.4 |
|
P.A. Now (θ) |
139.4° |
|
Sep first |
0.2 |
|
Sep last |
0.091 |
|
Sep. Now (ρ) |
0.091" |
|
Mag pri |
4.80 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
K0III (yellow-orange) |
|
Pri motion ra |
-096 |
|
Sec motion ra |
|
|
Pri motion dec |
+109 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
16221+3054 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Xi CrB |
65254 |
16 22 06 +30 53 30 |
CHR 53 Aa,Ab |
2006 |
3 |
139 |
0.1 |
4.80 |
|
|
|
<=== |
Show |
|
65254 |
16 22 06 +30 53 30 |
BUP 167 AB |
2020 |
8 |
63 |
188.7 |
4.86 |
13.19 |
8.33 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Xi CrB |
|
Constellation |
Corona Borealis |
|
SAO |
65254 |
|
HIP |
80181 |
|
Tycho2 |
2580-02438-1 |
|
Gaia DR2 |
1319135746826326016 |
|
HD |
147677 |
|
HR |
6103 |
|
GC |
22020 |
|
BD |
BD+31 2845 |
|
Bayer |
Xi Coronae Borealis |
|
Bayer name |
Xi CrB |
|
Flamsteed |
19 Coronae Borealis |
|
Flamsteed name |
19 CrB |
|
FK5 |
3294 |
|
Distance |
56.24 |
|
Distance ly |
183.45 |
|
Bayer greek |
ξ CrB |
|