21339+4842 SWN 7
21h 33m 57.10s +48° 42' 09.8" P.A. 313.00 sep 1.9 mag 11.90,12.20 Sp B9V
| Coord 2000 |
21339+4842 |
|
Discov num |
SWN 7 |
|
Comp |
|
|
Coord arcsec 2000 |
21 33 57.10 +48 42 09.8 |
|
| Date first |
1952 |
|
Date last |
2003 |
|
Obs |
2 |
|
| Pa first |
304 |
|
Pa last |
313.2 |
|
P.A. Now (θ) |
313.2° |
|
| Sep first |
2.2 |
|
Sep last |
1.85 |
|
Sep. Now (ρ) |
1.85" |
|
| Mag pri |
11.90 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
B9V (blue-white) |
|
| Pri motion ra |
-000 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=1
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3595-00348-1 |
|
Gaia DR2 |
1978668553999182080 |
|
WDS 21339+4842 SWN 7 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Swn2012 |
Pa u |
Swann, M. |
................... |
| Swn2012 |
+C |
Webb Soc., Double Star Circ. 20, 2012 |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 21339+4842 |
SWN 7 |
|
2003 |
2 |
313 |
1.9 |
11.90 |
12.20 |
|
|
213357.10+484209.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21339+4842 SWN 7 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21339+4842 SWN 7 : MEASURES
No records found.
WDS 21339+4842 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 21339+4842 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
