17503+0415 HJ 855
17h 50m 20.23s +04° 14' 38.7" P.A. 80.00 sep 19.7 mag 10.22,10.72 Sp K2
Coord 2000 |
17503+0415 |
|
Discov num |
HJ 855 |
|
Comp |
|
|
Coord arcsec 2000 |
17 50 20.23 +04 14 38.7 |
|
Date first |
1827 |
|
Date last |
2015 |
|
Obs |
21 |
|
Pa first |
83 |
|
Pa last |
80.3 |
|
P.A. Now (θ) |
80.3° |
|
Sep first |
15.0 |
|
Sep last |
19.737 |
|
Sep. Now (ρ) |
19.737" |
|
Mag pri |
10.22 |
|
Mag sec |
10.72 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
K2 (yellow-orange) |
|
Pri motion ra |
-016 |
|
Sec motion ra |
-009 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
rPM=0.436
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
0424-01094-1 |
|
Gaia DR2 |
4472558872229725056 |
|