20454-3029 HJ 5218 (HD 197541)
20h 45m 23.86s -30° 28' 41.3" P.A. 190.00 sep 9.8 mag 6.82,11.00 Sp F0IV/V dist. 60.24 pc (196.5 l.y.)
| Coord 2000 |
20454-3029 |
|
Discov num |
HJ 5218 |
|
Comp |
|
|
Coord arcsec 2000 |
20 45 23.86 -30 28 41.3 |
|
| Date first |
1835 |
|
Date last |
2016 |
|
Obs |
15 |
|
| Pa first |
189 |
|
Pa last |
190.3 |
|
P.A. Now (θ) |
190.3° |
|
| Sep first |
7.0 |
|
Sep last |
9.761 |
|
Sep. Now (ρ) |
9.761" |
|
| Mag pri |
6.82 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
4.18 |
|
Spectral class |
F0IV/V (yellow-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-023 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 197541 |
|
Constellation |
Microscopium |
|
SAO |
212410 |
|
HIP |
102435 |
|
| Tycho2 |
7457-00481-1 |
|
Gaia DR2 |
6794952692535208576 |
|
HD |
197541 |
|
GC |
28911 |
|
| CD |
CD-3018155 |
|
Distance |
60.24 |
|
Distance ly |
196.5 |
|
WDS 20454-3029 HJ 5218 (HD 197541) : NOTES
No records found.
REFERENCES
| refcode |
metd |
author |
reference |
| HJ_1826 |
Mb - |
Herschel, J.F.W. |
1826MmRAS...2..459H |
| HJ_1826 |
|
MemRAS 2, 459, 1826 |
|
| HJ_1829a |
Mb - |
Herschel, J.F.W. |
1829MmRAS...3...47H |
| HJ_1829a |
|
MemRAS 3, 47, 1829 |
|
| HJ_1829b |
Mb - |
Herschel, J.F.W. |
1829MmRAS...3..177H |
| HJ_1829b |
|
MemRAS 3, 177, 1829 |
|
| HJ_1831 |
Ma - |
Herschel, J.F.W. |
1831MmRAS...4..331H |
| HJ_1831 |
+Mb |
MemRAS 4, part 2, 331, 1831 |
|
| HJ_1833a |
Ma - |
Herschel, J.F.W. |
1833MmRAS...5...13H |
| HJ_1833a |
+Mb |
MemRAS 5, 13, 1833 |
|
| HJ_1833b |
orb - |
Herschel, J.F.W. |
1833MmRAS...5..171H |
| HJ_1833b |
|
MemRAS 5, 171, 1833 |
|
| HJ_1833c |
Mb - |
Herschel, J.F.W. |
1833MmRAS...6....1H |
| HJ_1833c |
|
MemRAS 6, 1, 1833 |
|
| HJ_1833d |
orb - |
Herschel, J.F.W. |
1833MmRAS...6..149H |
| HJ_1833d |
|
MemRAS 6, 149, 1833 |
|
| HJ_1835 |
Ma - |
Herschel, J.F.W. |
1835MmRAS...8...37H |
| HJ_1835 |
+Mb |
MemRAS 8, 37, 1835 |
|
| HJ_1836 |
Mb - |
Herschel, J.F.W. |
1836MmRAS...9..193H |
| HJ_1836 |
|
MemRAS 9, 193, 1836 |
|
| HJ_1847a |
Ma j |
Herschel, J.F.W. |
. |
| HJ_1847a |
+Mb |
Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838) |
|
| HJ_1847b |
Ma j |
Herschel, J.F.W. |
. |
| HJ_1847b |
|
Cape Results, London, 1847 |
|
| HJ_1850 |
orb - |
Herschel, J.F.W. |
1850MmRAS..18...47H |
| HJ_1850 |
|
MemRAS 18, 47, 1850 |
|
| HJ_1870 |
Mb - |
Herschel, J.F.W. |
1870MmRAS..38....1H |
| HJ_1870 |
|
MemRAS 38, 1, 1870 |
|
| HJ_1874A |
- |
Herschel, J.F.W. |
1874MNRAS..35...28B |
| HJ_1874A |
|
cited by Burnham (MNRAS 35, 28, 1874) |
|
| HJ_1875A |
Ma - |
Herschel, J.F.W. |
1875AN.....85..323D |
| HJ_1875A |
+Mb |
cited by Doberck, 1875 (see Dob1875b,f,g,h) |
|
| HJ_1880A |
Ma - |
Herschel, J.F.W. |
1880Obs.....3..508G |
| HJ_1880A |
+Mb |
cited by Gledhill (Obs 3, 508, 1880) |
|
| HJ_1880B |
Mb - |
Herschel, J.F.W. |
1880MNRAS..40..497B |
| HJ_1880B |
|
cited by Burnham (MNRAS 40, 497, 1880) |
|
| HJ_1897A |
Ma j |
Herschel, J.F.W. |
1897MNRAS..57..541S |
| HJ_1897A |
|
cited by See (MNRAS 57, 541, 1897) |
|
| HJ_1905A |
Ma - |
Herschel, J.F.W. |
1905LicOB...3..147A |
| HJ_1905A |
+Mb |
cited by Aitken (Lick Obs. Bull. 3, 147, 1905) |
|
| HJ_1906A |
Ma - |
Herschel, J.F.W. |
1906MmRAS..56....1L |
| HJ_1906A |
+Mb |
cited by Lewis (MemRAS 56, 1, 1906) |
|
| HJ_1906B |
Ma - |
Herschel, J.F.W. |
1906QB821.B972..... |
| HJ_1906B |
+Mb |
cited in BDS (Burnham Double Star Cat.), 1906 |
|
| HJ_1927A |
Mb - |
Herschel, J.F.W. |
1927sdsc.book...... |
| HJ_1927A |
|
cited in SDS (Southern Double Star Catalog), 1927 |
|
| HJ_1932A |
Mb - |
Herschel, J.F.W. |
1932QB821.A43...... |
| HJ_1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
| HJ_9999 |
M j |
Herschel, J.F.W. |
................... |
| HJ_9999 |
+Ma |
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 |
| 20454-3029 |
HJ 5218 |
|
2004 |
11 |
190 |
9.8 |
6.60 |
11.00 |
F0IV/V |
D |
204523.86-302841.3 |
| 20454-3029 |
HJ 5218 |
|
2010 |
12 |
191 |
9.2 |
6.82 |
11.00 |
F0IV/V |
|
204523.86-302841.3 |
| 20454-3029 |
HJ 5218 |
|
2015 |
13 |
190 |
9.8 |
6.82 |
11.00 |
F0IV/V |
|
204523.86-302841.3 |
| 20454-3029 |
HJ 5218 |
|
2016 |
15 |
190 |
9.8 |
6.82 |
11.00 |
F0IV/V |
|
204523.86-302841.3 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20454-3029 HJ 5218 (HD 197541) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20454-3029 HJ 5218 (HD 197541) : MEASURES
No records found.
WDS 20454-3029 (HD 197541) : 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 20454-3029 (HD 197541) : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
