18219+3101 HJ 1320
18h 21m 51.95s +31° 00' 20.1" P.A. 159.00 sep 17.8 mag 10.68,11.02
Coord 2000 |
18219+3101 |
|
Discov num |
HJ 1320 |
|
Comp |
|
|
Coord arcsec 2000 |
18 21 51.95 +31 00 20.1 |
|
Date first |
1828 |
|
Date last |
2015 |
|
Obs |
19 |
|
Pa first |
149 |
|
Pa last |
159.2 |
|
P.A. Now (θ) |
159.2° |
|
Sep first |
15.0 |
|
Sep last |
17.775 |
|
Sep. Now (ρ) |
17.775" |
|
Mag pri |
10.68 |
|
Mag sec |
11.02 |
|
delta mag (ΔM) |
0.34 |
|
Spectral class |
|
|
Pri motion ra |
+020 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=1.117
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
2623-00952-1 |
|
Gaia DR2 |
4591544859492834944 |
|