16451-2311 LDS 4690 BC
16h 45m 15.06s -23° 10' 04.6" P.A. 257.00 sep 10.6 mag 17.50,19.80
Coord 2000 |
16451-2311 |
|
Discov num |
LDS4690 |
|
Comp |
BC |
|
Coord arcsec 2000 |
16 45 15.06 -23 10 04.6 |
|
Date first |
1960 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
260 |
|
Pa last |
256.9 |
|
P.A. Now (θ) |
256.9° |
|
Sep first |
10.5 |
|
Sep last |
10.626 |
|
Sep. Now (ρ) |
10.626" |
|
Mag pri |
17.50 |
|
Mag sec |
19.80 |
|
delta mag (ΔM) |
2.3 |
|
Spectral class |
|
|
Pri motion ra |
-041 |
|
Sec motion ra |
|
|
Pri motion dec |
-032 |
|
Sec motion dec |
|
|
Notes |
W
|
|
Nature of this double is uncertain.
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
Constellation |
Ophiuchus |
|
Gaia DR2 |
6047978676270203520 |
|