21454+4356 HO 168 AE
21h 45m 24.12s +43° 56' 08.1" P.A. 22.00 sep 28.3 mag 9.46,14.20 Sp K0
Coord 2000 |
21454+4356 |
|
Discov num |
HO 168 |
|
Comp |
AE |
|
Coord arcsec 2000 |
21 45 24.12 +43 56 08.1 |
|
Date first |
1906 |
|
Date last |
2014 |
|
Obs |
7 |
|
Pa first |
35 |
|
Pa last |
21.5 |
|
P.A. Now (θ) |
21.5° |
|
Sep first |
32.8 |
|
Sep last |
28.32 |
|
Sep. Now (ρ) |
28.32" |
|
Mag pri |
9.46 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
4.74 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+068 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
+008 |
|
Sec motion dec |
+002 |
|
Notes |
|
|
rPM=0.953
This double is not physical.
21454+4356 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 207087 |
51261 |
21 45 24 +43 56 08 |
HO 168 AB |
2016 |
33 |
42 |
0.8 |
9.46 |
9.55 |
0.09 |
|
|
Show |
|
51261 |
21 45 24 +43 56 08 |
HO 168 AC |
2014 |
6 |
267 |
18.7 |
9.46 |
14.20 |
4.74 |
|
|
Show |
|
51261 |
21 45 24 +43 56 08 |
HO 168 AD |
2014 |
7 |
21 |
28.3 |
9.46 |
13.18 |
3.72 |
|
|
Show |
|
51261 |
21 45 24 +43 56 08 |
HO 168 AE |
2014 |
7 |
22 |
28.3 |
9.46 |
14.20 |
4.74 |
|
<=== |
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
SAO |
51261 |
|
Tycho2 |
3196-01988-1 |
|
Gaia DR2 |
1973071146442645760 |
|
HD |
207087 |
|
WDS 21454+4356 HO 168 AE : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Ho_1883 |
Ma j |
Hough, G.W. |
1883MNRAS..43..371H |
Ho_1883 |
|
MNRAS 43, 371, 1883 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1884 |
Ma j |
Hough, G.W. |
1884MNRAS..44..365H |
Ho_1884 |
|
MNRAS 44, 365, 1884 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1885 |
Ma j |
Hough, G.W. |
1885MNRAS..45..417H |
Ho_1885 |
|
MNRAS 45, 417, 1885 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1886 |
Ma j |
Hough, G.W. |
1886MNRAS..46..393H |
Ho_1886 |
|
MNRAS 46, 393, 1886 (data also in Ho_1890) |
1890AN....125....1H |
Ho_1887 |
Ma j |
Hough, G.W. |
1887AN....116..273H |
Ho_1887 |
|
AN 116, 273, 1887 |
|
Ho_1890 |
Ma j |
Hough, G.W. |
1890AN....125....1H |
Ho_1890 |
|
AN 125, 1, 1890 |
|
Ho_1890b |
Ma j |
Hough, G.W. |
1890AJ......9..177H |
Ho_1890b |
|
AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) |
1890AN....125....1H |
Ho_1894a |
Ma - |
Hough, G.W. |
1894MNRAS..54..251H |
Ho_1894a |
|
MNRAS 54, 251, 1894 |
|
Ho_1894b |
Ma j |
Hough, G.W. (HO 304 - 490) |
1894AN....135..281H |
Ho_1894b |
|
AN 135, 281, 1894 |
|
Ho_1894c |
Ma - |
Hough, G.W. (measure by Dembowski, H.) |
1894AN....135..281H |
Ho_1894c |
|
AN 135, 281, 1894 |
|
Ho_1899a |
Ma j |
Hough, G.W. |
1899AN....149..65H |
Ho_1899a |
|
AN 149, 65, 1899 |
|
Ho_1899b |
Ma - |
Hough, G.W. (measure by Burnham, S.W.) |
1899AN....149..65H |
Ho_1899b |
|
AN 149, 65, 1899 |
|
Ho_1907 |
Ma - |
Hough, G.W. |
1907PFAO....3c...1D |
Ho_1907 |
|
Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle) |
|
Ho_1932A |
Ma - |
Hough, G.W. |
1932QB821.A43...... |
Ho_1932A |
|
cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox) |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
21454+4356 |
HO 168 |
AE |
1998 |
2 |
23 |
28.8 |
9.55 |
13.70 |
K0 |
D |
214524.08+435607.8 |
21454+4356 |
HO 168 |
AE |
2002 |
3 |
23 |
28.9 |
9.46 |
14.20 |
K0 |
D |
214524.12+435608.1 |
21454+4356 |
HO 168 |
AE |
2013 |
4 |
20 |
28.3 |
9.46 |
14.20 |
K0 |
|
214524.12+435608.1 |
21454+4356 |
HO 168 |
AE |
2014 |
7 |
22 |
28.3 |
9.46 |
14.20 |
K0 |
|
214524.12+435608.1 |
If you need more information about this double, apply for a
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WDS 21454+4356 HO 168 AE : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21454+4356 HO 168 AE : MEASURES
No records found.
WDS 21454+4356 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
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WDS 21454+4356 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.