22343+5716 DAL 21
22h 34m 17.90s +57° 16' 11.8" P.A. 307.00 sep 7.2 mag 12.90,13.80
Coord 2000 |
22343+5716 |
|
Discov num |
DAL 21 |
|
Comp |
|
|
Coord arcsec 2000 |
22 34 17.90 +57 16 11.8 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
308 |
|
Pa last |
307 |
|
P.A. Now (θ) |
307° |
|
Sep first |
7.0 |
|
Sep last |
7.182 |
|
Sep. Now (ρ) |
7.182" |
|
Mag pri |
12.90 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
|
|
Pri motion ra |
+011 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
rPM=0.893
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Gaia DR2 |
2007650958947874560 |
|
WDS 22343+5716 DAL 21 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Dal1998 |
Ma - |
Daley, J.A. |
1998DSO.....4....4D |
Dal1998 |
|
Double Star Observer 4, #4, 1998 |
|
Dal2000 |
Ma u |
Daley, J.A. |
2000DSO.....6....1D |
Dal2000 |
|
Double Star Observer 6, #1, 2000 |
|
Dal2001a |
Mb - |
Daley, J.A. |
2001DSO.....7....1D |
Dal2001a |
|
Double Star Observer 7, #1, 2001 |
|
Dal2001b |
Ma u |
Daley, J.A. |
2001DSO.....7....3D |
Dal2001b |
|
Double Star Observer 7, #3, 2001 |
|
Dal2002a |
Ma u |
Daley, J.A. |
2002DSO.....8....1D |
Dal2002a |
+C |
Double Star Observer 8, #1, 2002 |
|
Dal2002b |
C u |
Daley, J.A. |
. |
Dal2002b |
|
Pub. Ludwig Schupmann Obs, #1, 2002 |
|
Dal2002c |
- |
Daley, J.A. |
2002DSO.....8....4D |
Dal2002c |
|
Double Star Observer 8, #4, 2002 |
|
Dal2002d |
Mb u |
Daley, J.A. |
2002DSO.....8....6D |
Dal2002d |
|
Double Star Observer 8, #6, 2002 |
|
Dal2003a |
C u |
Daley, J.A. |
. |
Dal2003a |
|
Pub. Ludwig Schupmann Obs, #2, 2003 |
|
Dal2004a |
C u |
Daley, J.A. |
. |
Dal2004a |
|
Pub. Ludwig Schupmann Obs, #3, 2004 |
|
Dal2005a |
C u |
Daley, J.A. |
2005JDSO....1...74D |
Dal2005a |
|
Pub. Ludwig Schupmann Obs, #4, 2005 (also JDSO 1, 74, 2005) |
|
Dal2006a |
C u |
Daley, J.A. |
2006JDSO....2...44D |
Dal2006a |
|
JDSO 2, 44, 2006 |
|
Dal2006b |
- |
Daley, J.A. |
2006JDSO....2...51D |
Dal2006b |
|
JDSO 2, 51, 2006 |
|
Dal2007 |
C u |
Daley, J. |
2007JDSO....3...68D |
Dal2007 |
|
JDSO 3, 68, 2007 |
|
Dal2008 |
C u |
Daley, J. |
2008JDSO....4...34D |
Dal2008 |
|
JDSO 4, 34, 2008 |
|
Dal2008b |
C - |
Daley, J. |
................... |
Dal2008b |
|
private communication, 2008 |
|
Dal2008c |
C u |
Daley, J. |
2008JDSO....4..175D |
Dal2008c |
|
JDSO 4, 175, 2008 |
|
Dal2009 |
C u |
Daley, J. |
2009JDSO....5..149D |
Dal2009 |
|
JDSO 5, 149, 2009 |
|
Dal2011 |
C u |
Daley, J. |
2011JDSO....7..104D |
Dal2011 |
|
JDSO 7, 104, 2011 |
|
Dal2012 |
C u |
Daley, J. |
2012JDSO....8..303D |
Dal2012 |
|
JDSO 8, 303, 2012 |
|
Dal2014 |
C u |
Daley, J. |
2014JDSO...10..136D |
Dal2014 |
|
JDSO 10, 136, 2014 |
|
Dal2014b |
- |
Daley, J. |
................... |
Dal2014b |
|
private communication, 2014 |
|
Dal2016 |
C - |
Daley, J. |
................... |
Dal2016 |
|
private communication, 2016 |
|
Dal2016b |
C u |
Daley, J. |
2016JDSO...12..468D |
Dal2016b |
|
JDSO 12, 468, 2016 |
|
Dal2018 |
C u |
Daley, J. |
2018JDSO...14..543D |
Dal2018 |
|
private communication, 2017 |
|
Dal2018 |
|
JDSO 14, 543, 2018 |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
22343+5716 |
DAL 21 |
|
2004 |
2 |
306 |
7.1 |
12.90 |
13.80 |
|
D |
223417.90+571611.8 |
22343+5716 |
DAL 21 |
|
2011 |
4 |
307 |
7.3 |
12.90 |
13.80 |
|
D |
223417.90+571611.8 |
22343+5716 |
DAL 21 |
|
2015 |
6 |
307 |
7.2 |
12.90 |
13.80 |
|
|
223417.90+571611.8 |
If you need more information about this double, apply for a
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WDS 22343+5716 DAL 21 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 22343+5716 DAL 21 : MEASURES
No records found.
WDS 22343+5716 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
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WDS 22343+5716 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.