20035-3636 B 463 AB (HD 189830)
20h 03m 31.64s -36° 35' 46.7" P.A. 200.00 sep 1.3 mag 7.09,10.17 Sp A1V dist. 125.94 pc (410.82 l.y.)
| Coord 2000 |
20035-3636 |
|
Discov num |
B 463 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 03 31.64 -36 35 46.7 |
|
| Date first |
1926 |
|
Date last |
2016 |
|
Obs |
8 |
|
| Pa first |
210 |
|
Pa last |
200.3 |
|
P.A. Now (θ) |
200.3° |
|
| Sep first |
0.8 |
|
Sep last |
1.349 |
|
Sep. Now (ρ) |
1.349" |
|
| Mag pri |
7.09 |
|
Mag sec |
10.17 |
|
delta mag (ΔM) |
3.08 |
|
Spectral class |
A1V (white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-025 |
|
| Notes |
|
|
rPM=0.125 (< 0.3, Physical double)
This double is physical.
20035-3636 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 189830 |
211769 |
20 03 32 -36 35 47 |
B 463 AB |
2016 |
8 |
200 |
1.3 |
7.09 |
10.17 |
3.08 |
|
<=== |
| Show |
|
211769 |
20 03 32 -36 35 47 |
SEE 402 AC |
2015 |
8 |
312 |
24.6 |
7.09 |
12.30 |
5.21 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 189830 |
|
Constellation |
Sagittarius |
|
SAO |
211769 |
|
HIP |
98756 |
|
| Tycho2 |
7452-01215-1 |
|
Gaia DR2 |
6697306679781171328 |
|
HD |
189830 |
|
GC |
27781 |
|
| CD |
CD-3613856 |
|
CP |
CP-36 8993 |
|
Distance |
125.94 |
|
Distance ly |
410.82 |
|
