21235+8417 SKF 397 AB
21h 23m 32.60s +84° 16' 59.6" P.A. 200.00 sep 3.7 mag 11.60,12.70 Sp G5
| Coord 2000 |
21235+8417 |
|
Discov num |
SKF 397 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 23 32.60 +84 16 59.6 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
155 |
|
Pa last |
199.5 |
|
P.A. Now (θ) |
199.5° |
|
| Sep first |
4.2 |
|
Sep last |
3.677 |
|
Sep. Now (ρ) |
3.677" |
|
| Mag pri |
11.60 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+019 |
|
| Notes |
U
W
(Proper motion indicates non-physical, ) |
|
rPM=1.016
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4649-00978-1 |
|
