20305+2358 POU 4540
20h 30m 29.95s +23° 57' 49.7" P.A. 141.00 sep 19.1 mag 13.90,14.20
| Coord 2000 |
20305+2358 |
|
Discov num |
POU4540 |
|
Comp |
|
|
Coord arcsec 2000 |
20 30 29.95 +23 57 49.7 |
|
| Date first |
1899 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
143 |
|
Pa last |
141 |
|
P.A. Now (θ) |
141° |
|
| Sep first |
19.4 |
|
Sep last |
19.069 |
|
Sep. Now (ρ) |
19.069" |
|
| Mag pri |
13.90 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.721
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1831361204475337856 |
|
WDS 20305+2358 POU 4540 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Pou1933 |
Pa - |
Pourteau, M. A. |
. |
| Pou1933 |
|
Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933 |
|
| Pou1933 |
|
(Obs. de Paris, H. Tessier) [QB821.P7] |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20305+2358 |
POU4540 |
|
1997 |
2 |
141 |
19.2 |
13.90 |
14.20 |
|
D |
203029.95+235749.7 |
| 20305+2358 |
POU4540 |
|
2001 |
3 |
141 |
19.1 |
13.90 |
14.20 |
|
D |
203029.95+235749.7 |
| 20305+2358 |
POU4540 |
|
2013 |
4 |
141 |
19.1 |
13.90 |
14.20 |
|
|
203029.95+235749.7 |
| 20305+2358 |
POU4540 |
|
2015 |
6 |
141 |
19.1 |
13.90 |
14.20 |
|
|
203029.95+235749.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20305+2358 POU 4540 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20305+2358 POU 4540 : MEASURES
No records found.
WDS 20305+2358 : 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 20305+2358 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
