21100+4640 SMA 130
21h 10m 04.12s +46° 39' 22.7" P.A. 147.00 sep 8.7 mag 10.69,12.20
| Coord 2000 |
21100+4640 |
|
Discov num |
SMA 130 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 04.12 +46 39 22.7 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
153 |
|
Pa last |
146.5 |
|
P.A. Now (θ) |
146.5° |
|
| Sep first |
8.4 |
|
Sep last |
8.72 |
|
Sep. Now (ρ) |
8.72" |
|
| Mag pri |
10.69 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
1.51 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.442
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3588-10503-1 |
|
Gaia DR2 |
2164320989278185472 |
|
