18032-2707 J 1592 AB (HD 164638)
18h 03m 09.83s -27° 06' 51.7" P.A. 351.00 sep 8.0 mag 9.80,12.00 Sp A0V
Coord 2000 |
18032-2707 |
|
Discov num |
J 1592 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 03 09.83 -27 06 51.7 |
|
Date first |
1913 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
8 |
|
Pa last |
350.7 |
|
P.A. Now (θ) |
350.7° |
|
Sep first |
4.5 |
|
Sep last |
7.955 |
|
Sep. Now (ρ) |
7.955" |
|
Mag pri |
9.80 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
-021 |
|
Sec motion dec |
+002 |
|
Notes |
|
|
rPM=1.131
This double is not physical.
18032-2707 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 164638 |
|
18 03 10 -27 06 52 |
J 1592 AB |
2015 |
8 |
351 |
8.0 |
9.80 |
12.00 |
2.20 |
|
<=== |
Show |
|
|
18 03 10 -27 06 52 |
J 1592 AC |
2015 |
6 |
12 |
21.2 |
9.80 |
12.00 |
2.20 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 164638 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6850-00998-1 |
|
Gaia DR2 |
4063199560744034048 |
|
HD |
164638 |
|