18439+2344 POU 3511 (HD 342881)
18h 43m 53.65s +23° 43' 55.8" P.A. 145.00 sep 23.2 mag 10.31,11.45 Sp M0
Coord 2000 |
18439+2344 |
|
Discov num |
POU3511 |
|
Comp |
|
|
Coord arcsec 2000 |
18 43 53.65 +23 43 55.8 |
|
Date first |
1894 |
|
Date last |
2015 |
|
Obs |
17 |
|
Pa first |
135 |
|
Pa last |
144.8 |
|
P.A. Now (θ) |
144.8° |
|
Sep first |
23.8 |
|
Sep last |
23.245 |
|
Sep. Now (ρ) |
23.245" |
|
Mag pri |
10.31 |
|
Mag sec |
11.45 |
|
delta mag (ΔM) |
1.14 |
|
Spectral class |
M0 (red) |
|
Pri motion ra |
+007 |
|
Sec motion ra |
-022 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
-016 |
|
Notes |
|
|
rPM=1.295
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 342881 |
|
Constellation |
Hercules |
|
Tycho2 |
2108-01457-1 |
|
Gaia DR2 |
4532803382065486592 |
|
HD |
342881 |
|