20064+3558 BUP 204 AC (27 Cyg)
20h 06m 21.76s +35° 58' 20.8" P.A. 77.00 sep 42.7 mag 5.48,11.70 Sp K0IV dist. 23.95 pc (78.12 l.y.)
| Coord 2000 |
20064+3558 |
|
Discov num |
BUP 204 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 06 21.76 +35 58 20.8 |
|
| Date first |
1909 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
155 |
|
Pa last |
77.3 |
|
P.A. Now (θ) |
77.3° |
|
| Sep first |
40.2 |
|
Sep last |
42.729 |
|
Sep. Now (ρ) |
42.729" |
|
| Mag pri |
5.48 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
6.22 |
|
Spectral class |
K0IV (yellow-orange) |
|
| Pri motion ra |
-221 |
|
Sec motion ra |
|
|
| Pri motion dec |
-444 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20064+3558 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
69413 |
20 06 22 +35 58 21 |
BUP 204 AB |
2013 |
6 |
36 |
64.9 |
5.48 |
13.80 |
8.32 |
|
|
| Show |
27 Cyg |
69413 |
20 06 22 +35 58 21 |
BUP 204 AC |
2015 |
6 |
77 |
42.7 |
5.48 |
11.70 |
6.22 |
|
<=== |
| Show |
|
69413 |
20 06 22 +35 58 21 |
OPI 21 AD |
1924 |
1 |
130 |
35.0 |
5.48 |
12.70 |
7.22 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
27 Cyg |
|
Var name |
V2008 Cyg |
|
Constellation |
Cygnus |
|
SAO |
69413 |
|
| HIP |
99031 |
|
Tycho2 |
2683-03963-1 |
|
HD |
191026 |
|
HR |
7689 |
|
| GC |
27904 |
|
BD |
BD+35 3959 |
|
Flamsteed |
27 Cygni |
|
Flamsteed name |
27 Cyg |
|
| Distance |
23.95 |
|
Distance ly |
78.12 |
|
WDS 20064+3558 BUP 204 AC (27 Cyg) : NOTES
| discov_num |
notes |
refcode |
| BUP 204 |
27 Cyg. SEI 878 is identical. |
|
REFERENCES
| refcode |
metd |
author |
reference |
| BUP |
|
Burnham proper motion stars (see Burnham, Carnegie Inst. Wash. #168, 1913) |
1913QB811.B8....... |
| Opi1927 |
Ma - |
Opik, E. |
1927PTarO..26e...1O |
| Opi1927 |
|
Pub. Tartu Obs. 26, #5, 1927 |
|
| Opi1932 |
Ma - |
Opik, E. |
1932PTarO..27e...1O |
| Opi1932 |
|
Pub. Tartu Obs. 27, #5, 1932 |
|
| Opi1932B |
- |
Opik, E. |
1932QB821.A43...... |
| Opi1932B |
|
cited in ADS (Aitken Double Star Cat., 1932) |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20064+3558 |
BUP 204 |
AC |
1924 |
2 |
144 |
36.2 |
5.48 |
11.70 |
|
N |
200621.76+355820.8 |
| 20064+3558 |
BUP 204 |
AC |
2010 |
6 |
79 |
41.1 |
5.48 |
11.70 |
K0IV |
N |
200621.76+355820.8 |
| 20064+3558 |
BUP 204 |
AC |
2013 |
7 |
78 |
42.2 |
5.48 |
11.70 |
K0IV |
N |
200621.76+355820.8 |
| 20064+3558 |
BUP 204 |
AC |
2015 |
7 |
77 |
42.7 |
5.48 |
11.70 |
K0IV |
N |
200621.76+355820.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20064+3558 BUP 204 AC (27 Cyg) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20064+3558 BUP 204 AC (27 Cyg) : MEASURES
No records found.
WDS 20064+3558 (27 Cyg) : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 20064+3558 (27 Cyg) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
