20237+3729 CIA 20 (HD 194335)
20h 23m 44.37s +37° 28' 35.2" P.A. 300.00 sep 0.0 mag 6.80,7.20 Sp B2III+sdO dist. 414.94 pc (1353.53 l.y.)
| Coord 2000 |
20237+3729 |
|
Discov num |
CIA 20 |
|
Comp |
|
|
Coord arcsec 2000 |
20 23 44.37 +37 28 35.2 |
|
| Date first |
2021 |
|
Date last |
2021 |
|
Obs |
4 |
|
| Pa first |
192 |
|
Pa last |
300.1 |
|
P.A. Now (θ) |
300.1° |
|
| Sep first |
0.0 |
|
Sep last |
0.002 |
|
Sep. Now (ρ) |
0.002" |
|
| Mag pri |
6.80 |
|
Mag sec |
7.20 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
B2III+sdO (blue-white) |
|
| Pri motion ra |
+005 |
|
Sec motion ra |
|
|
| Pri motion dec |
+000 |
|
Sec motion dec |
|
|
| Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 194335 |
|
Constellation |
Cygnus |
|
SAO |
69951 |
|
HIP |
100574 |
|
| Tycho2 |
2684-02040-1 |
|
HD |
194335 |
|
HR |
7807 |
|
GC |
28379 |
|
| BD |
BD+37 3916 |
|
Distance |
414.94 |
|
Distance ly |
1353.53 |
|
