21515+4706 HJ 1701
21h 51m 34.79s +47° 05' 39.3" P.A. 210.00 sep 14.5 mag 11.20,11.63
Coord 2000 |
21515+4706 |
|
Discov num |
HJ 1701 |
|
Comp |
|
|
Coord arcsec 2000 |
21 51 34.79 +47 05 39.3 |
|
Date first |
1828 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
187 |
|
Pa last |
209.6 |
|
P.A. Now (θ) |
209.6° |
|
Sep first |
10.0 |
|
Sep last |
14.54 |
|
Sep. Now (ρ) |
14.54" |
|
Mag pri |
11.20 |
|
Mag sec |
11.63 |
|
delta mag (ΔM) |
0.43 |
|
Spectral class |
|
|
Pri motion ra |
+021 |
|
Sec motion ra |
-010 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
rPM=1.566
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3608-01379-1 |
|
Gaia DR2 |
1974724502696788608 |
|