21189+4102 HO 601 AC
21h 18m 55.32s +41° 02' 25.9" P.A. 82.00 sep 56.7 mag 6.18,12.64 Sp A5IV dist. 617.28 pc (2013.57 l.y.)
| Coord 2000 |
21189+4102 |
|
Discov num |
HO 601 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 18 55.32 +41 02 25.9 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
82 |
|
Pa last |
82.1 |
|
P.A. Now (θ) |
82.1° |
|
| Sep first |
56.0 |
|
Sep last |
56.739 |
|
Sep. Now (ρ) |
56.739" |
|
| Mag pri |
6.18 |
|
Mag sec |
12.64 |
|
delta mag (ΔM) |
6.46 |
|
Spectral class |
A5IV (white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.618
Nature of this double is uncertain.
21189+4102 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
50699 |
21 18 55 +41 02 26 |
HO 601 AB |
2015 |
8 |
176 |
17.1 |
6.20 |
12.70 |
6.50 |
|
|
| Show |
|
50699 |
21 18 55 +41 02 26 |
HO 601 AC |
2015 |
4 |
82 |
56.7 |
6.18 |
12.64 |
6.46 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
50699 |
|
HIP |
105229 |
|
Tycho2 |
3173-00540-1 |
|
| Gaia DR2 |
1968686637677399168 |
|
HD |
203096 |
|
HR |
8155 |
|
ADS |
14849 |
|
| BD |
BD+40 4485 |
|
Distance |
617.28 |
|
Distance ly |
2013.57 |
|
WDS 21189+4102 HO 601 AC : 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 |
| 21189+4102 |
HO 601 |
AC |
1999 |
2 |
82 |
56.8 |
6.20 |
11.70 |
A5IV |
D |
211855.32+410225.9 |
| 21189+4102 |
HO 601 |
AC |
2002 |
3 |
82 |
56.8 |
6.20 |
11.70 |
A5IV |
D |
211855.32+410225.9 |
| 21189+4102 |
HO 601 |
AC |
2015 |
4 |
82 |
56.7 |
6.18 |
12.64 |
A5IV |
|
211855.32+410225.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21189+4102 HO 601 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21189+4102 HO 601 AC : MEASURES
No records found.
WDS 21189+4102 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 21189+4102 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
