16311-1637 BU 626 AC (Phi Oph)
16h 31m 08.39s -16° 36' 45.5" P.A. 320.00 sep 119.4 mag 4.38,10.78 Sp G8III dist. 74.68 pc (243.61 l.y.)
Coord 2000 |
16311-1637 |
|
Discov num |
BU 626 |
|
Comp |
AC |
|
Coord arcsec 2000 |
16 31 08.39 -16 36 45.5 |
|
Date first |
1904 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
318 |
|
Pa last |
319.7 |
|
P.A. Now (θ) |
319.7° |
|
Sep first |
120.0 |
|
Sep last |
119.369 |
|
Sep. Now (ρ) |
119.369" |
|
Mag pri |
4.38 |
|
Mag sec |
10.78 |
|
delta mag (ΔM) |
6.4 |
|
Spectral class |
G8III (yellow) |
|
Pri motion ra |
-045 |
|
Sec motion ra |
-010 |
|
Pri motion dec |
-037 |
|
Sec motion dec |
-010 |
|
Notes |
N
(See Notes) |
|
rPM=0.759
Nature of this double is uncertain.
16311-1637 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
159963 |
16 31 08 -16 36 46 |
BU 626 AB |
2011 |
11 |
37 |
41.3 |
4.28 |
12.90 |
8.62 |
|
|
Show |
Phi Oph |
159963 |
16 31 08 -16 36 46 |
BU 626 AC |
2015 |
8 |
320 |
119.4 |
4.38 |
10.78 |
6.40 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Phi Oph |
|
Constellation |
Ophiuchus |
|
SAO |
159963 |
|
HIP |
80894 |
|
Tycho2 |
6203-00806-1 |
|
Gaia DR2 |
4325157278256319104 |
|
HD |
148786 |
|
HR |
6147 |
|
GC |
22200 |
|
ADS |
10086 |
|
BD |
BD-16 4298 |
|
Bayer |
Phi Ophiuchi |
|
Bayer name |
Phi Oph |
|
Flamsteed |
8 Ophiuchi |
|
Flamsteed name |
8 Oph |
|
Distance |
74.68 |
|
Distance ly |
243.61 |
|
Bayer greek |
φ Oph |
|