18155+3822 ALI 870
18h 15m 29.56s +38° 21' 44.3" P.A. 242.00 sep 8.8 mag 11.39,12.90
| Coord 2000 |
18155+3822 |
|
Discov num |
ALI 870 |
|
Comp |
|
|
Coord arcsec 2000 |
18 15 29.56 +38 21 44.3 |
|
| Date first |
1930 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
250 |
|
Pa last |
241.5 |
|
P.A. Now (θ) |
241.5° |
|
| Sep first |
7.9 |
|
Sep last |
8.785 |
|
Sep. Now (ρ) |
8.785" |
|
| Mag pri |
11.39 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
1.51 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-018 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
-015 |
|
| Notes |
|
|
rPM=0.936
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
3103-01320-1 |
|
Gaia DR2 |
2109127601480391680 |
|
