20129+1441 CHE 204
20h 12m 54.90s +14° 41' 12.6" P.A. 169.00 sep 30.8 mag 11.88,12.91
| Coord 2000 |
20129+1441 |
|
Discov num |
CHE 204 |
|
Comp |
|
|
Coord arcsec 2000 |
20 12 54.90 +14 41 12.6 |
|
| Date first |
1910 |
|
Date last |
2017 |
|
Obs |
11 |
|
| Pa first |
171 |
|
Pa last |
168.9 |
|
P.A. Now (θ) |
168.9° |
|
| Sep first |
31.0 |
|
Sep last |
30.8 |
|
Sep. Now (ρ) |
30.8" |
|
| Mag pri |
11.88 |
|
Mag sec |
12.91 |
|
delta mag (ΔM) |
1.03 |
|
Spectral class |
|
|
| Pri motion ra |
-008 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-010 |
|
| Notes |
|
|
rPM=0.739
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Gaia DR2 |
1806761938213651712 |
|
WDS 20129+1441 CHE 204 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Che1908 |
Pa - |
Chevalier, Stanislas |
. |
| Che1908 |
|
Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b) |
|
| Che1909 |
Pa - |
Chevalier, Stanislas |
. |
| Che1909 |
|
Shanghai Obs. Zo-Se 5, 86, 1909 (corrections are described in Hrt2012b) |
|
| Che1910 |
Ma j |
Chevalier, Stanislas & Tsang Ziang-seng |
. |
| Che1910 |
+Pa |
Shanghai Obs. Zo-Se 6, O5, 1910 (corrections are described in Hrt2012b) |
|
| Che1911 |
Ma - |
Chevalier, Stanislas |
. |
| Che1911 |
+Pa |
Shanghai Obs. Zo-Se 7, B1, 1911 (corrections are described in Hrt2012b) |
|
| Che1925 |
Pa - |
Chevalier, Stanislas |
1925JO......8...65G |
| Che1925 |
|
J. Obs. 8, 65, 1925 |
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20129+1441 |
CHE 204 |
|
2007 |
3 |
169 |
31.2 |
11.70 |
12.78 |
|
D |
201254.90+144112.6 |
| 20129+1441 |
CHE 204 |
|
2008 |
4 |
169 |
30.9 |
11.70 |
12.78 |
|
D |
201254.90+144112.6 |
| 20129+1441 |
CHE 204 |
|
2010 |
7 |
169 |
30.8 |
11.88 |
12.91 |
|
|
201254.90+144112.6 |
| 20129+1441 |
CHE 204 |
|
2017 |
8 |
169 |
30.8 |
11.88 |
12.91 |
|
|
201254.90+144112.6 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20129+1441 CHE 204 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20129+1441 CHE 204 : MEASURES
No records found.
WDS 20129+1441 : 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 20129+1441 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
