18487+3401 HU 936
18h 48m 42.19s +34° 01' 04.8" P.A. 101.00 sep 1.8 mag 9.66,9.85 Sp F8
| Coord 2000 |
18487+3401 |
|
Discov num |
HU 936 |
|
Comp |
|
|
Coord arcsec 2000 |
18 48 42.19 +34 01 04.8 |
|
| Date first |
1904 |
|
Date last |
2017 |
|
Obs |
31 |
|
| Pa first |
102 |
|
Pa last |
101.2 |
|
P.A. Now (θ) |
101.2° |
|
| Sep first |
1.9 |
|
Sep last |
1.844 |
|
Sep. Now (ρ) |
1.844" |
|
| Mag pri |
9.66 |
|
Mag sec |
9.85 |
|
delta mag (ΔM) |
0.19 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-022 |
|
Sec motion ra |
-022 |
|
| Pri motion dec |
+020 |
|
Sec motion dec |
+020 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Tycho2 |
2646-02225-2 |
|
Gaia DR2 |
2091540496379749888 |
|