17344+1310 STF 2184 AB (54 Oph)
17h 34m 21.99s +13° 09' 39.7" P.A. 65.00 sep 22.8 mag 6.63,11.60 Sp G8III dist. 146.2 pc (476.9 l.y.)
| Coord 2000 |
17344+1310 |
|
Discov num |
STF2184 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 34 21.99 +13 09 39.7 |
|
| Date first |
1830 |
|
Date last |
2017 |
|
Obs |
27 |
|
| Pa first |
77 |
|
Pa last |
64.8 |
|
P.A. Now (θ) |
64.8° |
|
| Sep first |
21.4 |
|
Sep last |
22.79 |
|
Sep. Now (ρ) |
22.79" |
|
| Mag pri |
6.63 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
4.97 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-030 |
|
Sec motion dec |
-009 |
|
| Notes |
N
(See Notes) |
|
rPM=0.7
Nature of this double is uncertain.
17344+1310 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
54 Oph |
102925 |
17 34 22 +13 09 40 |
STF 2184 AB |
2017 |
27 |
65 |
22.8 |
6.63 |
11.60 |
4.97 |
|
<=== |
| Show |
|
102925 |
17 34 22 +13 09 40 |
STF 2184 AC |
2020 |
10 |
293 |
127.8 |
6.63 |
12.49 |
5.86 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
54 Oph |
|
Constellation |
Ophiuchus |
|
SAO |
102925 |
|
HIP |
85979 |
|
| Tycho2 |
1004-00180-1 |
|
Gaia DR2 |
4494343908427630336 |
|
HD |
159466 |
|
GC |
23819 |
|
| BD |
BD+13 3397 |
|
Flamsteed |
54 Ophiuchi |
|
Flamsteed name |
54 Oph |
|
Distance |
146.2 |
|
| Distance ly |
476.9 |
|
