18156+3842 ALI 871
18h 15m 37.62s +38° 42' 19.4" P.A. 181.00 sep 12.9 mag 10.92,11.97
Coord 2000 |
18156+3842 |
|
Discov num |
ALI 871 |
|
Comp |
|
|
Coord arcsec 2000 |
18 15 37.62 +38 42 19.4 |
|
Date first |
1930 |
|
Date last |
2017 |
|
Obs |
13 |
|
Pa first |
178 |
|
Pa last |
181.2 |
|
P.A. Now (θ) |
181.2° |
|
Sep first |
14.4 |
|
Sep last |
12.946 |
|
Sep. Now (ρ) |
12.946" |
|
Mag pri |
10.92 |
|
Mag sec |
11.97 |
|
delta mag (ΔM) |
1.05 |
|
Spectral class |
|
|
Pri motion ra |
+016 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+015 |
|
Notes |
|
|
rPM=1.033
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
3103-01781-1 |
|
Gaia DR2 |
2109141963851431808 |
|