18576+5331 LDS 4802 AB
18h 57m 37.94s +53° 31' 14.2" P.A. 198.00 sep 2.3 mag 12.10,13.00 Sp M3.5V
Coord 2000 |
18576+5331 |
|
Discov num |
LDS4802 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 57 37.94 +53 31 14.2 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
170 |
|
Pa last |
197.5 |
|
P.A. Now (θ) |
197.5° |
|
Sep first |
1.5 |
|
Sep last |
2.316 |
|
Sep. Now (ρ) |
2.316" |
|
Mag pri |
12.10 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
M3.5V (red) |
|
Pri motion ra |
+256 |
|
Sec motion ra |
+241 |
|
Pri motion dec |
-053 |
|
Sec motion dec |
-044 |
|
Notes |
T
(Parallax indicates physical) |
|
rPM=0.067 (< 0.3, Physical double)
This double is physical.
18576+5331 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 57 38 +53 31 14 |
LDS 4802 AB |
2016 |
4 |
198 |
2.3 |
12.10 |
13.00 |
0.90 |
|
<=== |
Show |
|
|
18 57 38 +53 31 14 |
LDS 4802 AC |
2016 |
5 |
163 |
42.7 |
12.10 |
16.80 |
4.70 |
|
|
Show |
|
|
18 57 38 +53 31 13 |
LDS 4802 BC |
2015 |
2 |
162 |
41.7 |
13.00 |
16.80 |
3.80 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Gaia DR2 |
2146576757065535360 |
|