18413+2844 MMA 16
18h 41m 17.79s +28° 43' 44.0" P.A. 8.00 sep 12.4 mag 13.10,15.80
Coord 2000 |
18413+2844 |
|
Discov num |
MMA 16 |
|
Comp |
|
|
Coord arcsec 2000 |
18 41 17.79 +28 43 44.0 |
|
Date first |
1951 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
6 |
|
Pa last |
7.5 |
|
P.A. Now (θ) |
7.5° |
|
Sep first |
12.4 |
|
Sep last |
12.434 |
|
Sep. Now (ρ) |
12.434" |
|
Mag pri |
13.10 |
|
Mag sec |
15.80 |
|
delta mag (ΔM) |
2.7 |
|
Spectral class |
|
|
Pri motion ra |
-004 |
|
Sec motion ra |
+006 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
rPM=1.494
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Gaia DR2 |
4539434227451279232 |
|