02493+1728 STF 311 AC
02h 49m 17.55s +17° 27' 51.5" P.A. 113.00 sep 25.5 mag 5.32,10.72 Sp B6V dist. 239.23 pc (780.37 l.y.)
Coord 2000 |
02493+1728 |
|
Discov num |
STF 311 |
|
Comp |
AC |
|
Coord arcsec 2000 |
02 49 17.55 +17 27 51.5 |
|
Date first |
1782 |
|
Date last |
2018 |
|
Obs |
48 |
|
Pa first |
109 |
|
Pa last |
112.5 |
|
P.A. Now (θ) |
112.5° |
|
Sep first |
25.5 |
|
Sep last |
25.5 |
|
Sep. Now (ρ) |
25.5" |
|
Mag pri |
5.32 |
|
Mag sec |
10.72 |
|
delta mag (ΔM) |
5.4 |
|
Spectral class |
B6V (blue-white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
+018 |
|
Pri motion dec |
-015 |
|
Sec motion dec |
-042 |
|
Notes |
N
(See Notes) |
|
rPM=0.666
Nature of this double is uncertain.
02493+1728 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
93127 |
02 49 18 +17 27 52 |
OCC 9077 Aa,Ab |
1993 |
0 |
-1 |
0.0 |
5.32 |
|
|
|
|
Show |
Pi Ari |
93127 |
02 49 18 +17 27 52 |
STF 311 AB |
2018 |
82 |
118 |
3.2 |
5.32 |
7.95 |
2.63 |
|
|
Show |
|
93127 |
02 49 18 +17 27 52 |
STF 311 AC |
2018 |
48 |
113 |
25.5 |
5.32 |
10.72 |
5.40 |
|
<=== |
Show |
|
93127 |
02 49 18 +17 27 52 |
ARN 31 AD |
2018 |
12 |
134 |
221.7 |
5.32 |
10.49 |
5.17 |
|
|
Show |
|
93127 |
02 49 18 +17 27 52 |
TOB 364 AE |
1997 |
1 |
184 |
14.2 |
5.32 |
14.00 |
8.68 |
|
|
Show |
|
93127 |
02 49 18 +17 27 52 |
TOB 364 AF |
1997 |
1 |
17 |
17.5 |
5.32 |
15.00 |
9.68 |
|
|
Show |
|
|
02 49 18 +17 27 50 |
STF 311 BC |
2017 |
30 |
110 |
23.8 |
7.95 |
10.72 |
2.77 |
|
|
Septuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
NSV944 Ari |
|
Constellation |
Aries |
|
SAO |
93127 |
|
HIP |
13165 |
|
Tycho2 |
1223-01987-1 |
|
Gaia DR2 |
83369717557815296 |
|
HD |
17543 |
|
HR |
836 |
|
GC |
3378 |
|
ADS |
2151 |
|
BD |
BD+16 355 |
|
Bayer |
Pi Arietis |
|
Bayer name |
Pi Ari |
|
Flamsteed |
42 Arietis |
|
Flamsteed name |
42 Ari |
|
Distance |
239.23 |
|
Distance ly |
780.37 |
|
Bayer greek |
π Ari |
|