17207-5625 HJ 4938 AB,C (HD 156413)
17h 20m 40.27s -56° 25' 27.9" P.A. 109.00 sep 25.0 mag 9.49,9.28 Sp A1V
Coord 2000 |
17207-5625 |
|
Discov num |
HJ 4938 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
17 20 40.27 -56 25 27.9 |
|
Date first |
1835 |
|
Date last |
2000 |
|
Obs |
14 |
|
Pa first |
108 |
|
Pa last |
108.8 |
|
P.A. Now (θ) |
108.8° |
|
Sep first |
24.6 |
|
Sep last |
25.03 |
|
Sep. Now (ρ) |
25.03" |
|
Mag pri |
9.49 |
|
Mag sec |
9.28 |
|
delta mag (ΔM) |
0.21 |
|
Spectral class |
A1V (white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-013 |
|
Notes |
N
(See Notes) |
|
rPM=0.618
Nature of this double is uncertain.
17207-5625 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
244640 |
17 20 40 -56 25 28 |
FIN 255 AB |
2008 |
3 |
108 |
0.4 |
9.50 |
9.70 |
0.20 |
|
|
Show |
HD 156413 |
244640 |
17 20 40 -56 25 28 |
HJ 4938 AB,C |
2000 |
14 |
109 |
25.0 |
9.49 |
9.28 |
0.21 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 156413 |
|
Constellation |
Ara |
|
SAO |
244640 |
|
Tycho2 |
8736-02504-1 |
|
Gaia DR2 |
5922336348689939456 |
|
HD |
156413 |
|