01576+3134 BAR 21 AD
01h 57m 33.16s +31° 34' 09.9" P.A. 244.00 sep 19.8 mag 9.68,15.50 Sp G5
Coord 2000 |
01576+3134 |
|
Discov num |
BAR 21 |
|
Comp |
AD |
|
Coord arcsec 2000 |
01 57 33.16 +31 34 09.9 |
|
Date first |
1951 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
236 |
|
Pa last |
243.9 |
|
P.A. Now (θ) |
243.9° |
|
Sep first |
21.5 |
|
Sep last |
19.77 |
|
Sep. Now (ρ) |
19.77" |
|
Mag pri |
9.68 |
|
Mag sec |
15.50 |
|
delta mag (ΔM) |
5.82 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-046 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=0.998
This double is not physical.
01576+3134 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
01 57 33 +31 34 10 |
STF 187 AB |
2015 |
9 |
189 |
10.9 |
9.68 |
11.90 |
2.22 |
|
|
Show |
|
|
01 57 33 +31 34 10 |
BAR 21 AD |
2015 |
9 |
244 |
19.8 |
9.68 |
15.50 |
5.82 |
|
<=== |
Show |
|
|
01 57 33 +31 33 59 |
BAR 21 BC |
2016 |
4 |
253 |
2.3 |
11.90 |
15.90 |
4.00 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Triangulum |
|
Tycho2 |
2308-01036-1 |
|
Gaia DR2 |
304561735892535040 |
|