20488+3426 SEI 1256
20h 48m 47.96s +34° 26' 07.6" P.A. 279.00 sep 26.3 mag 11.27,13.29
Coord 2000 |
20488+3426 |
|
Discov num |
SEI1256 |
|
Comp |
|
|
Coord arcsec 2000 |
20 48 47.96 +34 26 07.6 |
|
Date first |
1896 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
278 |
|
Pa last |
278.5 |
|
P.A. Now (θ) |
278.5° |
|
Sep first |
26.6 |
|
Sep last |
26.337 |
|
Sep. Now (ρ) |
26.337" |
|
Mag pri |
11.27 |
|
Mag sec |
13.29 |
|
delta mag (ΔM) |
2.02 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-001 |
|
Notes |
N
(See Notes) |
|
rPM=1.339
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2695-01350-1 |
|
Gaia DR2 |
1869422693566745088 |
|
WDS 20488+3426 SEI 1256 : NOTES
discov_num |
notes |
refcode |
SEI1256 |
V2247 Cyg. Primary is eclipsing binary of Algol-type, period 1.25486d. |
Zas2014 |
REFERENCES
refcode |
metd |
author |
reference |
Zas2014 |
- |
Zasche, P. |
................... |
Zas2014 |
|
private communication, 2014 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
SEI |
Scheiner, J. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20488+3426 |
SEI1256 |
|
1999 |
3 |
279 |
26.4 |
10.80 |
12.60 |
|
D |
204847.96+342607.6 |
20488+3426 |
SEI1256 |
|
2002 |
4 |
279 |
26.3 |
10.80 |
12.60 |
|
D |
204847.96+342607.6 |
20488+3426 |
SEI1256 |
|
2010 |
5 |
279 |
26.4 |
11.27 |
13.29 |
|
N |
204847.96+342607.6 |
20488+3426 |
SEI1256 |
|
2015 |
6 |
279 |
26.3 |
11.27 |
13.29 |
|
N |
204847.96+342607.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20488+3426 SEI 1256 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20488+3426 SEI 1256 : MEASURES
No records found.
WDS 20488+3426 : 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 20488+3426 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.