15356-7454 HJ 4770 (HD 137969)
15h 35m 33.87s -74° 53' 59.1" P.A. 215.00 sep 8.0 mag 10.10,10.46 Sp A2V+A2V
Coord 2000 |
15356-7454 |
|
Discov num |
HJ 4770 |
|
Comp |
|
|
Coord arcsec 2000 |
15 35 33.87 -74 53 59.1 |
|
Date first |
1835 |
|
Date last |
2016 |
|
Obs |
15 |
|
Pa first |
206 |
|
Pa last |
214.7 |
|
P.A. Now (θ) |
214.7° |
|
Sep first |
7.0 |
|
Sep last |
7.986 |
|
Sep. Now (ρ) |
7.986" |
|
Mag pri |
10.10 |
|
Mag sec |
10.46 |
|
delta mag (ΔM) |
0.36 |
|
Spectral class |
A2V+A2V (white/white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 137969 |
|
Constellation |
Apus |
|
Tycho2 |
9271-02154-1 |
|
Gaia DR2 |
5793907893006777728 |
|
HD |
137969 |
|