21510+5621 KR 55 AB (HD 239782)
21h 51m 00.59s +56° 21' 19.3" P.A. 355.00 sep 4.7 mag 10.31,10.69 Sp G5
Coord 2000 |
21510+5621 |
|
Discov num |
KR 55 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 51 00.59 +56 21 19.3 |
|
Date first |
1890 |
|
Date last |
2016 |
|
Obs |
22 |
|
Pa first |
356 |
|
Pa last |
354.6 |
|
P.A. Now (θ) |
354.6° |
|
Sep first |
4.8 |
|
Sep last |
4.683 |
|
Sep. Now (ρ) |
4.683" |
|
Mag pri |
10.31 |
|
Mag sec |
10.69 |
|
delta mag (ΔM) |
0.38 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
-008 |
|
Sec motion ra |
-002 |
|
Pri motion dec |
-014 |
|
Sec motion dec |
+007 |
|
Notes |
|
|
rPM=1.354
This double is not physical.
21510+5621 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 239782 |
|
21 51 01 +56 21 19 |
KR 55 AB |
2016 |
22 |
355 |
4.7 |
10.31 |
10.69 |
0.38 |
|
<=== |
Show |
|
|
21 51 01 +56 21 19 |
KR 55 AC |
2016 |
14 |
20 |
16.1 |
10.31 |
11.63 |
1.32 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 239782 |
|
Constellation |
Cepheus |
|
Tycho2 |
3976-01786-1 |
|
Gaia DR2 |
2174946875789394688 |
|
HD |
239782 |
|
ADS |
15387 |
|