21155+3042 KPP 488
21h 15m 30.91s +30° 42' 15.2" P.A. 119.00 sep 3.6 mag 14.20,14.20
| Coord 2000 |
21155+3042 |
|
Discov num |
KPP 488 |
|
Comp |
|
|
Coord arcsec 2000 |
21 15 30.91 +30 42 15.2 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
118 |
|
Pa last |
118.8 |
|
P.A. Now (θ) |
118.8° |
|
| Sep first |
3.5 |
|
Sep last |
3.551 |
|
Sep. Now (ρ) |
3.551" |
|
| Mag pri |
14.20 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-015 |
|
Sec motion dec |
-015 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.054 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1852061404951757568 |
|
