18423+3616 A 1381
18h 42m 17.31s +36° 16' 16.3" P.A. 93.00 sep 0.4 mag 10.43,10.37 Sp F8
Coord 2000 |
18423+3616 |
|
Discov num |
A 1381 |
|
Comp |
|
|
Coord arcsec 2000 |
18 42 17.31 +36 16 16.3 |
|
Date first |
1906 |
|
Date last |
2016 |
|
Obs |
17 |
|
Pa first |
122 |
|
Pa last |
92.9 |
|
P.A. Now (θ) |
92.9° |
|
Sep first |
0.7 |
|
Sep last |
0.38 |
|
Sep. Now (ρ) |
0.38" |
|
Mag pri |
10.43 |
|
Mag sec |
10.37 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-007 |
|
Sec motion ra |
-007 |
|
Pri motion dec |
-042 |
|
Sec motion dec |
-042 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
2649-01057-1 |
|