19159+2018 J 2959 AB (HD 180477)
19h 15m 54.27s +20° 18' 09.2" P.A. 187.00 sep 93.2 mag 7.79,11.80 Sp K2
Coord 2000 |
19159+2018 |
|
Discov num |
J 2959 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 15 54.27 +20 18 09.2 |
|
Date first |
1944 |
|
Date last |
2018 |
|
Obs |
6 |
|
Pa first |
190 |
|
Pa last |
187.2 |
|
P.A. Now (θ) |
187.2° |
|
Sep first |
140.0 |
|
Sep last |
93.2 |
|
Sep. Now (ρ) |
93.2" |
|
Mag pri |
7.79 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
4.01 |
|
Spectral class |
K2 (yellow-orange) |
|
Pri motion ra |
-032 |
|
Sec motion ra |
-011 |
|
Pri motion dec |
-037 |
|
Sec motion dec |
+006 |
|
Notes |
N
(See Notes) |
|
rPM=0.978
This double is not physical.
19159+2018 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 180477 |
87000 |
19 15 54 +20 18 09 |
J 2959 AB |
2018 |
6 |
187 |
93.2 |
7.79 |
11.80 |
4.01 |
|
<=== |
Show |
|
|
19 15 53 +20 16 36 |
J 2959 BC |
2015 |
5 |
173 |
4.2 |
11.80 |
13.60 |
1.80 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 180477 |
|
Constellation |
Sagitta |
|
SAO |
87000 |
|
Tycho2 |
1607-00146-1 |
|
Gaia DR2 |
4516835861904118144 |
|
HD |
180477 |
|