19042+3245 BRD 4 (HD 177646)
19h 04m 15.19s +32° 45' 16.8" P.A. 310.00 sep 2.6 mag 9.25,9.64 Sp A5
Coord 2000 |
19042+3245 |
|
Discov num |
BRD 4 |
|
Comp |
|
|
Coord arcsec 2000 |
19 04 15.19 +32 45 16.8 |
|
Date first |
1881 |
|
Date last |
2018 |
|
Obs |
30 |
|
Pa first |
315 |
|
Pa last |
309.7 |
|
P.A. Now (θ) |
309.7° |
|
Sep first |
2.7 |
|
Sep last |
2.6 |
|
Sep. Now (ρ) |
2.6" |
|
Mag pri |
9.25 |
|
Mag sec |
9.64 |
|
delta mag (ΔM) |
0.39 |
|
Spectral class |
A5 (white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-009 |
|
Sec motion dec |
-010 |
|
Notes |
T
(Parallax indicates physical) |
|
rPM=0.214 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 177646 |
|
Constellation |
Lyra |
|
Tycho2 |
2644-01291-1 |
|
Gaia DR2 |
2043730814530155392 |
|
HD |
177646 |
|