16451-2311 LDS 4690 AB (15 Oph)
16h 45m 08.68s -23° 11' 02.3" P.A. 57.00 sep 105.7 mag 7.03,17.50 Sp F3V dist. 92.42 pc (301.47 l.y.)
| Coord 2000 |
16451-2311 |
|
Discov num |
LDS4690 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 45 08.68 -23 11 02.3 |
|
| Date first |
1960 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
58 |
|
Pa last |
56.6 |
|
P.A. Now (θ) |
56.6° |
|
| Sep first |
105.0 |
|
Sep last |
105.746 |
|
Sep. Now (ρ) |
105.746" |
|
| Mag pri |
7.03 |
|
Mag sec |
17.50 |
|
delta mag (ΔM) |
10.47 |
|
Spectral class |
F3V (yellow-white) |
|
| Pri motion ra |
-019 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-026 |
|
Sec motion dec |
-011 |
|
| Notes |
W
|
|
rPM=0.853
This double is not physical.
16451-2311 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
15 Oph |
184607 |
16 45 09 -23 11 02 |
LDS 4690 AB |
2015 |
4 |
57 |
105.7 |
7.03 |
17.50 |
10.47 |
|
<=== |
| Show |
|
|
16 45 15 -23 10 05 |
LDS 4690 BC |
2015 |
4 |
257 |
10.6 |
17.50 |
19.80 |
2.30 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
15 Oph |
|
Constellation |
Ophiuchus |
|
SAO |
184607 |
|
HIP |
82007 |
|
| Tycho2 |
6809-00555-1 |
|
Gaia DR2 |
6047978474412802176 |
|
HD |
150937 |
|
GC |
22527 |
|
| BD |
BD-22 4205 |
|
CD |
CD-2211622 |
|
CP |
CP-22 6229 |
|
Flamsteed |
15 Ophiuchi |
|
| Flamsteed name |
15 Oph |
|
Distance |
92.42 |
|
Distance ly |
301.47 |
|
