23017+6748 HU 993 (HD 217781)
23h 01m 42.54s +67° 47' 43.0" P.A. 215.00 sep 2.1 mag 8.85,10.29 Sp F8 dist. 124.69 pc (406.74 l.y.)
Coord 2000 |
23017+6748 |
|
Discov num |
HU 993 |
|
Comp |
|
|
Coord arcsec 2000 |
23 01 42.54 +67 47 43.0 |
|
Date first |
1904 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
221 |
|
Pa last |
214.9 |
|
P.A. Now (θ) |
214.9° |
|
Sep first |
2.0 |
|
Sep last |
2.104 |
|
Sep. Now (ρ) |
2.104" |
|
Mag pri |
8.85 |
|
Mag sec |
10.29 |
|
delta mag (ΔM) |
1.44 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
+072 |
|
Sec motion ra |
+072 |
|
Pri motion dec |
+055 |
|
Sec motion dec |
+055 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 217781 |
|
Constellation |
Cepheus |
|
SAO |
20376 |
|
HIP |
113703 |
|
Tycho2 |
4477-00968-1 |
|
Gaia DR2 |
2213173592246397696 |
|
HD |
217781 |
|
BD |
BD+67 1493 |
|
Distance |
124.69 |
|
Distance ly |
406.74 |
|