20449+3839 ALI 951
20h 44m 53.93s +38° 38' 48.9" P.A. 49.00 sep 11.1 mag 9.79,12.90
Coord 2000 |
20449+3839 |
|
Discov num |
ALI 951 |
|
Comp |
|
|
Coord arcsec 2000 |
20 44 53.93 +38 38 48.9 |
|
Date first |
1928 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
49 |
|
Pa last |
49.1 |
|
P.A. Now (θ) |
49.1° |
|
Sep first |
12.2 |
|
Sep last |
11.126 |
|
Sep. Now (ρ) |
11.126" |
|
Mag pri |
9.79 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
3.11 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
+002 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
rPM=1.177
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3166-00608-1 |
|
Gaia DR2 |
2063436296286781440 |
|
WDS 20449+3839 ALI 951 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Ali1949 |
Pa - |
Ali, A. |
1949AJ.....54..199A |
Ali1949 |
|
AJ 54, 199, 1949 |
|
Ali1950 |
Pa - |
Ali, A. |
1950AJ.....55..209A |
Ali1950 |
|
AJ 55, 208, 1950 |
|
Ali1952 |
Pa - |
Ali, A. |
1952AJ.....57..146A |
Ali1952 |
|
AJ 57, 146, 1952 |
|
Ali1955 |
Pa - |
Ali, A. |
. |
Ali1955 |
|
Pub. Nizamiah Obs. 13, Pt. 2, 1955 |
|
Ali9999 |
Pa - |
Ali, A. |
................... |
Ali9999 |
+Po |
Unpublished, manuscript or reference not found. |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20449+3839 |
ALI 951 |
|
1998 |
2 |
49 |
11.3 |
9.79 |
12.90 |
|
D |
204453.93+383848.9 |
20449+3839 |
ALI 951 |
|
2002 |
3 |
49 |
11.2 |
9.79 |
12.90 |
|
D |
204453.93+383848.9 |
20449+3839 |
ALI 951 |
|
2015 |
4 |
49 |
11.1 |
9.79 |
12.90 |
|
|
204453.93+383848.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20449+3839 ALI 951 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20449+3839 ALI 951 : MEASURES
No records found.
WDS 20449+3839 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
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WDS 20449+3839 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.