17541+4702 HDS 2525
17h 54m 07.37s +47° 02' 13.6" P.A. 178.00 sep 0.3 mag 9.21,11.25 Sp Am... dist. 157.48 pc (513.7 l.y.)
Coord 2000 |
17541+4702 |
|
Discov num |
HDS2525 |
|
Comp |
|
|
Coord arcsec 2000 |
17 54 07.37 +47 02 13.6 |
|
Date first |
1991 |
|
Date last |
2011 |
|
Obs |
4 |
|
Pa first |
162 |
|
Pa last |
177.7 |
|
P.A. Now (θ) |
177.7° |
|
Sep first |
0.3 |
|
Sep last |
0.317 |
|
Sep. Now (ρ) |
0.317" |
|
Mag pri |
9.21 |
|
Mag sec |
11.25 |
|
delta mag (ΔM) |
2.04 |
|
Spectral class |
Am... (white) |
|
Pri motion ra |
+016 |
|
Sec motion ra |
|
|
Pri motion dec |
+004 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
HIP |
87641 |
|
Tycho2 |
3515-00217-1 |
|
Gaia DR2 |
1351010142238891904 |
|
BD |
BD+47 2555 |
|
Distance |
157.48 |
|
Distance ly |
513.7 |
|