18498-7157 SKF 1506 AB,C
18h 49m 48.69s -71° 57' 10.1" P.A. 306.00 sep 20.9 mag 11.48,11.81 Sp K0Ve+K0V
Coord 2000 |
18498-7157 |
|
Discov num |
SKF1506 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 49 48.69 -71 57 10.1 |
|
Date first |
1892 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
308 |
|
Pa last |
306.4 |
|
P.A. Now (θ) |
306.4° |
|
Sep first |
20.7 |
|
Sep last |
20.901 |
|
Sep. Now (ρ) |
20.901" |
|
Mag pri |
11.48 |
|
Mag sec |
11.81 |
|
delta mag (ΔM) |
0.33 |
|
Spectral class |
K0Ve+K0V (yellow-orange/yellow-orange) |
|
Pri motion ra |
+014 |
|
Sec motion ra |
+014 |
|
Pri motion dec |
-020 |
|
Sec motion dec |
-018 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.082 (< 0.3, Physical double)
This double is physical.
18498-7157 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 49 49 -71 57 10 |
TDS 949 AB |
2015 |
3 |
134 |
0.9 |
11.48 |
11.88 |
0.40 |
|
|
Show |
|
|
18 49 49 -71 57 10 |
SKF 1506 AB,C |
2015 |
10 |
306 |
20.9 |
11.48 |
11.81 |
0.33 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pavo |
|
Tycho2 |
9300-00891-1 |
|
Gaia DR2 |
6418630406839962368 |
|