01535+1918 STF 180 AB (Mesarthim)
01h 53m 31.76s +19° 17' 38.6" sep 7.3 mag 4.52,4.58 Sp A2IV+B9V dist. 50.3 pc (164.08 l.y.)
| Coord 2000 |
01535+1918 |
|
Discov num |
STF 180 |
|
Comp |
AB |
|
Coord arcsec 2000 |
01 53 31.76 +19 17 38.6 |
|
| Date first |
1800 |
|
Date last |
2022 |
|
Obs |
399 |
|
| Pa first |
0 |
|
Pa last |
0.4 |
|
P.A. Now (θ) |
0.4° |
|
| Sep first |
8.9 |
|
Sep last |
7.334 |
|
Sep. Now (ρ) |
7.334" |
|
| Mag pri |
4.52 |
|
Mag sec |
4.58 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
A2IV+B9V (white/blue-white) |
|
| Pri motion ra |
+078 |
|
Sec motion ra |
+077 |
|
| Pri motion dec |
-097 |
|
Sec motion dec |
-107 |
|
| Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.076 (< 0.3, Physical double)
This double is physical.
01535+1918 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Mesarthim |
92680 |
01 53 32 +19 17 39 |
STF 180 AB |
2022 |
399 |
0 |
7.3 |
4.52 |
4.58 |
0.06 |
|
<=== |
| Show |
|
92680 |
01 53 32 +19 17 39 |
STF 180 AC |
2015 |
19 |
81 |
214.9 |
4.52 |
8.63 |
4.11 |
|
|
| Show |
|
92684 |
01 53 32 +19 17 46 |
STF 180 BC |
2015 |
11 |
83 |
214.0 |
4.58 |
8.63 |
4.05 |
|
|
| Show |
|
92684 |
01 53 47 +19 18 09 |
BU 512 CD |
1975 |
14 |
24 |
1.6 |
8.63 |
13.60 |
4.97 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Common name |
Mesarthim |
|
Var name |
Gam Ari |
|
Constellation |
Aries |
|
SAO |
92680 |
|
| HIP |
8832 |
|
Tycho2 |
1209-01835-1 |
|
Gaia DR2 |
93806419367308544 |
|
HD |
11502 |
|
| HR |
546 |
|
GC |
2290 |
|
ADS |
1507 |
|
BD |
BD+18 243 |
|
| Bayer |
Gamma 1 Arietis |
|
Bayer name |
Gam1 Ari |
|
Flamsteed |
5 Arietis |
|
Flamsteed name |
5 Ari |
|
| Distance |
50.3 |
|
Distance ly |
164.08 |
|
Bayer greek |
γ1 Ari |
|
