15576+2653 AGC 7 AB (Eps CrB)
15h 57m 35.30s +26° 52' 40.9" P.A. 10.00 sep 2.0 mag 4.13,12.60 Sp K2IIIab dist. 67.89 pc (221.46 l.y.)
Coord 2000 |
15576+2653 |
|
Discov num |
AGC 7 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 57 35.30 +26 52 40.9 |
|
Date first |
1876 |
|
Date last |
2002 |
|
Obs |
17 |
|
Pa first |
351 |
|
Pa last |
9.8 |
|
P.A. Now (θ) |
9.8° |
|
Sep first |
2.1 |
|
Sep last |
1.96 |
|
Sep. Now (ρ) |
1.96" |
|
Mag pri |
4.13 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
8.47 |
|
Spectral class |
K2IIIab (yellow-orange) |
|
Pri motion ra |
-078 |
|
Sec motion ra |
|
|
Pri motion dec |
-061 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
15576+2653 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Eps CrB |
84098 |
15 57 35 +26 52 41 |
AGC 7 AB |
2002 |
17 |
10 |
2.0 |
4.13 |
12.60 |
8.47 |
|
<=== |
Show |
|
84098 |
15 57 35 +26 52 41 |
AGC 7 AC |
2015 |
7 |
172 |
96.0 |
4.13 |
12.61 |
8.48 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Eps CrB |
|
Constellation |
Corona Borealis |
|
SAO |
84098 |
|
HIP |
78159 |
|
Tycho2 |
2037-01826-1 |
|
Gaia DR2 |
1220404653534258816 |
|
HD |
143107 |
|
HR |
5947 |
|
GC |
21440 |
|
ADS |
9859 |
|
BD |
BD+27 2558 |
|
Bayer |
Epsilon Coronae Borealis |
|
Bayer name |
Eps CrB |
|
Flamsteed |
13 Coronae Borealis |
|
Flamsteed name |
13 CrB |
|
FK5 |
593 |
|
Distance |
67.89 |
|
Distance ly |
221.46 |
|
Bayer greek |
ε CrB |
|