19081+3031 HO 99
19h 08m 08.51s +30° 31' 11.8" P.A. 167.00 sep 0.4 mag 9.90,9.90 Sp A2
Coord 2000 |
19081+3031 |
|
Discov num |
HO 99 |
|
Comp |
|
|
Coord arcsec 2000 |
19 08 08.51 +30 31 11.8 |
|
Date first |
1881 |
|
Date last |
2016 |
|
Obs |
28 |
|
Pa first |
128 |
|
Pa last |
166.9 |
|
P.A. Now (θ) |
166.9° |
|
Sep first |
0.3 |
|
Sep last |
0.39 |
|
Sep. Now (ρ) |
0.39" |
|
Mag pri |
9.90 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
+001 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
2640-00850-1 |
|
ADS |
12078 |
|