20440+1225 HJ 1566 AB
20h 44m 10.76s +12° 24' 36.8" P.A. 16.00 sep 16.9 mag 12.95,14.20
| Coord 2000 |
20440+1225 |
|
Discov num |
HJ 1566 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 44 10.76 +12 24 36.8 |
|
| Date first |
1828 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
70 |
|
Pa last |
15.9 |
|
P.A. Now (θ) |
15.9° |
|
| Sep first |
5.0 |
|
Sep last |
16.853 |
|
Sep. Now (ρ) |
16.853" |
|
| Mag pri |
12.95 |
|
Mag sec |
14.20 |
|
delta mag (ΔM) |
1.25 |
|
Spectral class |
|
|
| Pri motion ra |
-024 |
|
Sec motion ra |
+026 |
|
| Pri motion dec |
+090 |
|
Sec motion dec |
+024 |
|
| Notes |
N
(See Notes) |
|
rPM=0.889
This double is not physical.
20440+1225 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 44 11 +12 24 37 |
HJ 1566 AB |
2015 |
6 |
16 |
16.9 |
12.95 |
14.20 |
1.25 |
|
<=== |
| Show |
|
|
20 44 11 +12 24 37 |
HJ 1566 AC |
2001 |
3 |
331 |
32.4 |
12.95 |
14.60 |
1.65 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1755176803995853952 |
|
WDS 20440+1225 HJ 1566 AB : NOTES
| discov_num |
notes |
refcode |
| HJ 1566 |
C component is galaxy = UGC 11620 = LEDA 65281. |
Dam2010 |
REFERENCES
| refcode |
metd |
author |
reference |
| Dam2010 |
j |
Damm, F. |
................... |
| Dam2010 |
|
private communication, 2010 |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
HJ |
Herschel, J.F.W. |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 20440+1225 |
HJ 1566 |
AB |
2000 |
4 |
17 |
16.6 |
13.00 |
14.20 |
|
N |
204410.76+122436.8 |
| 20440+1225 |
HJ 1566 |
AB |
2001 |
5 |
17 |
16.7 |
13.00 |
14.20 |
|
N |
204410.76+122436.8 |
| 20440+1225 |
HJ 1566 |
AB |
2015 |
5 |
16 |
16.9 |
12.95 |
14.20 |
|
N |
204410.76+122436.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20440+1225 HJ 1566 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20440+1225 HJ 1566 AB : MEASURES
No records found.
WDS 20440+1225 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 20440+1225 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
