16172+3341 COU 980 AB
16h 17m 09.42s +33° 41' 50.9" P.A. 340.00 sep 0.5 mag 11.35,11.39
Coord 2000 |
16172+3341 |
|
Discov num |
COU 980 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 17 09.42 +33 41 50.9 |
|
Date first |
1973 |
|
Date last |
2019 |
|
Obs |
13 |
|
Pa first |
8 |
|
Pa last |
340.1 |
|
P.A. Now (θ) |
340.1° |
|
Sep first |
0.4 |
|
Sep last |
0.54 |
|
Sep. Now (ρ) |
0.54" |
|
Mag pri |
11.35 |
|
Mag sec |
11.39 |
|
delta mag (ΔM) |
0.04 |
|
Spectral class |
|
|
Pri motion ra |
+070 |
|
Sec motion ra |
+070 |
|
Pri motion dec |
+009 |
|
Sec motion dec |
+009 |
|
Notes |
|
|
Nature of this double is uncertain.
16172+3341 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
16 17 09 +33 41 51 |
COU 980 AB |
2019 |
13 |
340 |
0.5 |
11.35 |
11.39 |
0.04 |
|
<=== |
Show |
|
|
16 17 09 +33 41 51 |
COU 980 AC |
2015 |
10 |
81 |
38.8 |
11.35 |
11.71 |
0.36 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Corona Borealis |
|
Tycho2 |
2583-02123-1 |
|