20176+3729 SLE 987
20h 17m 38.10s +37° 29' 14.0" P.A. 208.00 sep 11.1 mag 10.90,11.70
| Coord 2000 |
20176+3729 |
|
Discov num |
SLE 987 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 38.10 +37 29 14.0 |
|
| Date first |
1929 |
|
Date last |
2022 |
|
Obs |
11 |
|
| Pa first |
215 |
|
Pa last |
207.9 |
|
P.A. Now (θ) |
207.9° |
|
| Sep first |
12.4 |
|
Sep last |
11.09 |
|
Sep. Now (ρ) |
11.09" |
|
| Mag pri |
10.90 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
|
|
| Pri motion ra |
-022 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=0.718
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2684-01119-1 |
|
Gaia DR2 |
2060651336421200000 |
|