21042+3530 SEI 1388
21h 04m 15.39s +35° 29' 50.1" P.A. 211.00 sep 22.1 mag 11.24,12.55
| Coord 2000 |
21042+3530 |
|
Discov num |
SEI1388 |
|
Comp |
|
|
Coord arcsec 2000 |
21 04 15.39 +35 29 50.1 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
212 |
|
Pa last |
210.6 |
|
P.A. Now (θ) |
210.6° |
|
| Sep first |
21.9 |
|
Sep last |
22.123 |
|
Sep. Now (ρ) |
22.123" |
|
| Mag pri |
11.24 |
|
Mag sec |
12.55 |
|
delta mag (ΔM) |
1.31 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-011 |
|
| Notes |
|
|
rPM=0.157 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2709-02788-1 |
|
Gaia DR2 |
1868188251241566720 |
|
