21170+3810 SEI 1485
21h 16m 59.65s +38° 10' 08.5" P.A. 175.00 sep 26.6 mag 11.38,11.88
| Coord 2000 |
21170+3810 |
|
Discov num |
SEI1485 |
|
Comp |
|
|
Coord arcsec 2000 |
21 16 59.65 +38 10 08.5 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
177 |
|
Pa last |
175.4 |
|
P.A. Now (θ) |
175.4° |
|
| Sep first |
27.3 |
|
Sep last |
26.626 |
|
Sep. Now (ρ) |
26.626" |
|
| Mag pri |
11.38 |
|
Mag sec |
11.88 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.549
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3169-01365-1 |
|
Gaia DR2 |
1964807732453110656 |
|
