21042+3924 SEI 1389
21h 04m 09.78s +39° 23' 44.9" P.A. 61.00 sep 18.2 mag 11.00,11.00
| Coord 2000 |
21042+3924 |
|
Discov num |
SEI1389 |
|
Comp |
|
|
Coord arcsec 2000 |
21 04 09.78 +39 23 44.9 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
79 |
|
Pa last |
61 |
|
P.A. Now (θ) |
61° |
|
| Sep first |
15.6 |
|
Sep last |
18.23 |
|
Sep. Now (ρ) |
18.23" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-009 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=1.83
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1872309736220337920 |
|
WDS 21042+3924 SEI 1389 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Sei1908 |
Pa - |
Scheiner, J. |
1908POPot..59.....S |
| Sei1908 |
+Po |
Pub. Obs. Potsdam 20, #59, 1908 |
|
| Sei1913A |
Pa - |
Scheiner, J. |
1913QB811.B8....... |
| Sei1913A |
|
cited by Burnham (Carnegie Inst. Wash. #168, 1913) |
|
| Sei1932A |
Pa - |
Scheiner, J. |
1932QB821.A43...... |
| Sei1932A |
|
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 |
| 21042+3924 |
SEI1389 |
|
2000 |
2 |
61 |
18.3 |
11.00 |
11.00 |
|
D |
210409.78+392344.9 |
| 21042+3924 |
SEI1389 |
|
2002 |
3 |
61 |
18.2 |
11.00 |
11.00 |
|
D |
210409.78+392344.9 |
| 21042+3924 |
SEI1389 |
|
2010 |
4 |
59 |
16.7 |
11.00 |
11.00 |
|
|
210409.78+392344.9 |
| 21042+3924 |
SEI1389 |
|
2015 |
5 |
61 |
18.2 |
11.00 |
11.00 |
|
|
210409.78+392344.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21042+3924 SEI 1389 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21042+3924 SEI 1389 : MEASURES
No records found.
WDS 21042+3924 : 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 21042+3924 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
