18381+3000 J 1138
18h 38m 00.69s +30° 00' 38.8" P.A. 300.00 sep 2.7 mag 11.90,12.00
Coord 2000 |
18381+3000 |
|
Discov num |
J 1138 |
|
Comp |
|
|
Coord arcsec 2000 |
18 38 00.69 +30 00 38.8 |
|
Date first |
1915 |
|
Date last |
2002 |
|
Obs |
3 |
|
Pa first |
302 |
|
Pa last |
300.3 |
|
P.A. Now (θ) |
300.3° |
|
Sep first |
3.0 |
|
Sep last |
2.73 |
|
Sep. Now (ρ) |
2.73" |
|
Mag pri |
11.90 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
Pri motion ra |
+001 |
|
Sec motion ra |
|
|
Pri motion dec |
-008 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Gaia DR2 |
4587822222360934400 |
|