17590+0202 STF 2252 AB (HD 164013)
17h 59m 01.63s +02° 02' 16.2" P.A. 23.00 sep 4.0 mag 8.64,9.02 Sp A2 dist. 327.87 pc (1069.51 l.y.)
| Coord 2000 |
17590+0202 |
|
Discov num |
STF2252 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 59 01.63 +02 02 16.2 |
|
| Date first |
1831 |
|
Date last |
2019 |
|
Obs |
54 |
|
| Pa first |
23 |
|
Pa last |
22.9 |
|
P.A. Now (θ) |
22.9° |
|
| Sep first |
3.8 |
|
Sep last |
3.97 |
|
Sep. Now (ρ) |
3.97" |
|
| Mag pri |
8.64 |
|
Mag sec |
9.02 |
|
delta mag (ΔM) |
0.38 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-015 |
|
| Notes |
N
(See Notes) |
|
rPM=0.458
Nature of this double is uncertain.
17590+0202 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 164013 |
122978 |
17 59 02 +02 02 16 |
STF 2252 AB |
2019 |
54 |
23 |
4.0 |
8.64 |
9.02 |
0.38 |
|
<=== |
| Show |
|
122978 |
17 59 02 +02 02 16 |
STF 2252 AC |
2015 |
16 |
165 |
95.1 |
8.64 |
9.09 |
0.45 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 164013 |
|
Constellation |
Ophiuchus |
|
SAO |
122978 |
|
HIP |
88047 |
|
| Tycho2 |
0421-01773-1 |
|
Gaia DR2 |
4468120727908561152 |
|
HD |
164013 |
|
GC |
24475 |
|
| ADS |
10945 |
|
BD |
BD+02 3443 |
|
Distance |
327.87 |
|
Distance ly |
1069.51 |
|
