17457-4655 I 248 AC
17h 45m 43.15s -46° 55' 08.5" P.A. 7.00 sep 42.3 mag 7.80,12.85 Sp A0/1V
| Coord 2000 |
17457-4655 |
|
Discov num |
I 248 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 45 43.15 -46 55 08.5 |
|
| Date first |
1900 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
13 |
|
Pa last |
7 |
|
P.A. Now (θ) |
7° |
|
| Sep first |
30.0 |
|
Sep last |
42.291 |
|
Sep. Now (ρ) |
42.291" |
|
| Mag pri |
7.80 |
|
Mag sec |
12.85 |
|
delta mag (ΔM) |
5.05 |
|
Spectral class |
A0/1V (white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=0.583
Nature of this double is uncertain.
17457-4655 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 161065 |
228382 |
17 45 43 -46 55 08 |
I 248 AB |
1991 |
10 |
127 |
1.9 |
7.80 |
9.68 |
1.88 |
|
|
| Show |
|
228382 |
17 45 43 -46 55 08 |
I 248 AC |
2015 |
5 |
7 |
42.3 |
7.80 |
12.85 |
5.05 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ara |
|
SAO |
228382 |
|
Tycho2 |
8347-00398-1 |
|
Gaia DR2 |
5948859597134056192 |
|
| HD |
161065 |
|
