20149+0315 BAL 2021
20h 14m 57.78s +03° 14' 46.9" P.A. 344.00 sep 4.5 mag 10.60,10.60
| Coord 2000 |
20149+0315 |
|
Discov num |
BAL2021 |
|
Comp |
|
|
Coord arcsec 2000 |
20 14 57.78 +03 14 46.9 |
|
| Date first |
1909 |
|
Date last |
2017 |
|
Obs |
12 |
|
| Pa first |
345 |
|
Pa last |
343.5 |
|
P.A. Now (θ) |
343.5° |
|
| Sep first |
4.1 |
|
Sep last |
4.471 |
|
Sep. Now (ρ) |
4.471" |
|
| Mag pri |
10.60 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
+017 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-060 |
|
Sec motion dec |
-009 |
|
| Notes |
|
|
rPM=0.848
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Gaia DR2 |
4244193811833680512 |
|
WDS 20149+0315 BAL 2021 : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| Bal1924 |
Ma - |
Baillaud, R. |
1924JO......7..117B |
| Bal1924 |
|
J. Obs. 7, 117, 1924 |
|
| Bal1925 |
Ma - |
Baillaud, R. |
1925JO......8...53B |
| Bal1925 |
|
J. Obs. 8, 53, 1925 |
|
| Bal1925b |
Ma j |
Baillaud, R. |
1925JO......8...56B |
| Bal1925b |
|
J. Obs. 8, 56, 1925 |
|
| Bal1926 |
Ma - |
Baillaud, R. |
1926JO......9..129P |
| Bal1926 |
|
J. Obs. 9, 129, 1926 |
|
| Bal1937A |
Ma - |
Baillaud, R. |
1937AnLei..18....1S |
| Bal1937A |
|
cited by Strand (Ann. Sterrew. Leiden 18, 1937) |
|
| Bal1944 |
C - |
Baillaud, R. |
1944AnBes...3...33B |
| Bal1944 |
+Pa |
Ann. Obs. Besancon New Ser. 3, 33, 1943 |
|
| Bal1944 |
+Po |
|
|
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20149+0315 |
BAL2021 |
|
2004 |
7 |
343 |
4.5 |
10.60 |
10.60 |
|
D |
201457.78+031446.9 |
| 20149+0315 |
BAL2021 |
|
2016 |
9 |
344 |
4.5 |
10.60 |
10.60 |
|
|
201457.78+031446.9 |
| 20149+0315 |
BAL2021 |
|
2017 |
10 |
344 |
4.5 |
10.60 |
10.60 |
|
|
201457.78+031446.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20149+0315 BAL 2021 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20149+0315 BAL 2021 : MEASURES
No records found.
WDS 20149+0315 : VIRTUAL EYEPIECE
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|
|
WDS 20149+0315 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
