19455+5446 STI 2454
19h 45m 31.78s +54° 45' 28.4" P.A. 30.00 sep 9.1 mag 11.54,12.40
| Coord 2000 |
19455+5446 |
|
Discov num |
STI2454 |
|
Comp |
|
|
Coord arcsec 2000 |
19 45 31.78 +54 45 28.4 |
|
| Date first |
1917 |
|
Date last |
2016 |
|
Obs |
9 |
|
| Pa first |
30 |
|
Pa last |
29.9 |
|
P.A. Now (θ) |
29.9° |
|
| Sep first |
8.6 |
|
Sep last |
9.129 |
|
Sep. Now (ρ) |
9.129" |
|
| Mag pri |
11.54 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
0.86 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.168 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3938-00038-1 |
|
Gaia DR2 |
2138659624809645824 |
|
