21460-2642 HJ 3054 (HD 206931)
21h 45m 59.21s -26° 42' 46.8" P.A. 15.00 sep 20.9 mag 10.03,10.09 Sp G0+G0
Coord 2000 |
21460-2642 |
|
Discov num |
HJ 3054 |
|
Comp |
|
|
Coord arcsec 2000 |
21 45 59.21 -26 42 46.8 |
|
Date first |
1830 |
|
Date last |
2015 |
|
Obs |
13 |
|
Pa first |
6 |
|
Pa last |
14.6 |
|
P.A. Now (θ) |
14.6° |
|
Sep first |
20.0 |
|
Sep last |
20.938 |
|
Sep. Now (ρ) |
20.938" |
|
Mag pri |
10.03 |
|
Mag sec |
10.09 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
G0+G0 (yellow/yellow) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
+018 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
+006 |
|
Notes |
|
|
rPM=1.287
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 206931 |
|
Constellation |
Piscis Austrinus |
|
SAO |
190609 |
|
Tycho2 |
6948-00725-1 |
|
Gaia DR2 |
6811173203462876672 |
|
HD |
206931 |
|
WDS 21460-2642 HJ 3054 (HD 206931) : 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 |
21460-2642 |
HJ 3054 |
|
1998 |
10 |
14 |
20.6 |
10.03 |
10.09 |
G0 G0 |
D |
214559.21-264246.8 |
21460-2642 |
HJ 3054 |
|
1999 |
11 |
14 |
20.7 |
10.03 |
10.09 |
G0 G0 |
D |
214559.21-264246.8 |
21460-2642 |
HJ 3054 |
|
2010 |
12 |
15 |
20.9 |
10.03 |
10.09 |
G0+G0 |
|
214559.21-264246.8 |
21460-2642 |
HJ 3054 |
|
2015 |
13 |
15 |
20.9 |
10.03 |
10.09 |
G0+G0 |
|
214559.21-264246.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 21460-2642 HJ 3054 (HD 206931) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 21460-2642 HJ 3054 (HD 206931) : MEASURES
No records found.
WDS 21460-2642 (HD 206931) : 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 21460-2642 (HD 206931) : ALADIN DSS IMAGE @ 21h 45m 59.21s -26° 42' 46.8"
WDS 21460-2642 HJ 3054 (HD 206931) : NEIGHBORHOODS
|
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
21460-2642 |
HJ 3054 |
|
15 |
20.9 |
|
Show |
|
21467-2635 |
SEE 458 |
|
82 |
1.1 |
13 |
Show |
|
21477-2644 |
DEA 23 |
|
23 |
78.8 |
24 |
Show |
|
21474-2630 |
LDS4907 |
|
295 |
5.1 |
25 |
Show |
|
21468-2706 |
STN 55 |
|
175 |
3.3 |
26 |
Show |
|
21440-2631 |
HWE 57 |
|
290 |
1.7 |
30 |
Show |
|
21442-2555 |
RST1105 |
|
358 |
0.7 |
54 |
Show |
|
21447-2552 |
UC 4545 |
|
228 |
63.1 |
55 |
Show |
|
21448-2735 |
UC 4547 |
AB |
62 |
27.8 |
55 |
Show |
|
21448-2735 |
UC 4547 |
AC |
20 |
1.8 |
55 |
Show |
|
21432-2728 |
KPP4245 |
|
115 |
1.3 |
59 |
Show |
|
21422-2726 |
TSN 99 |
|
275 |
656.2 |
67 |
Show |
|
21423-2744 |
LDS5926 |
|
81 |
295.6 |
80 |
Show |
|
21497-2539 |
COO 245 |
|
306 |
2.6 |
82 |
Show |
|
21410-2551 |
SEE 452 |
|
113 |
11.0 |
85 |
Show |
|
21456-2518 |
UC 4552 |
|
305 |
10.9 |
85 |
Show |
|
21508-2756 |
HJ 3059 |
|
252 |
25.4 |
98 |
Show |
|
21416-2813 |
HJ 3046 |
AB |
57 |
29.0 |
107 |
Show |
|
21416-2813 |
UC 4530 |
AC |
246 |
79.9 |
107 |
Show |
|
21540-2642 |
B 544 |
|
106 |
1.7 |
107 |
Show |
|
21499-2509 |
B 540 |
|
326 |
0.1 |
108 |
Show |
|
21496-2505 |
UC 4575 |
|
48 |
8.9 |
110 |
Show |
|
21392-2543 |
NSN 494 |
|
265 |
10.3 |
110 |
Show |
|
21423-2821 |
RST2185 |
|
121 |
3.2 |
110 |
Show |
|
21524-2522 |
B 541 |
|
295 |
0.2 |
119 |
Show |
|
21412-2459 |
KPP1482 |
|
239 |
11.1 |
123 |
Show |
|
21406-2834 |
B 533 |
|
204 |
0.3 |
133 |
Show |
|
21363-2715 |
RST1099 |
|
174 |
1.5 |
134 |
Show |
|
21559-2701 |
LDS5936 |
|
18 |
9.3 |
135 |
Show |
|
21420-2439 |
SEE 453 |
|
325 |
11.5 |
135 |
Show |
|
21362-2610 |
RST1098 |
AB |
7 |
18.2 |
136 |
Show |
|
21362-2610 |
TOK 637 |
AC |
62 |
999.9 |
136 |
Show |
|
21563-2717 |
TDT3249 |
Aa,Ab |
33 |
0.4 |
143 |
Show |
|
21563-2717 |
SEE 461 |
AB |
62 |
4.0 |
143 |
Show |
|
21546-2509 |
BRT3103 |
|
175 |
3.6 |
150 |
Show |
|
21514-2853 |
LDS5930 |
|
128 |
257.8 |
150 |
Show |
|
21338-2622 |
RST1095 |
|
316 |
0.9 |
165 |
Show |
|
21528-2903 |
UC 4587 |
|
187 |
10.5 |
167 |
Show |
|
21577-2747 |
HJ 3068 |
|
284 |
13.3 |
170 |
Show |
|
21443-2348 |
LDS6360 |
|
111 |
8.1 |
178 |
Show |
|
21583-2754 |
DAM1265 |
|
94 |
7.6 |
180 |
Show |
|
21335-2753 |
BVD 137 |
|
58 |
40.2 |
181 |
Show |
|
21325-2631 |
RST1093 |
|
227 |
2.3 |
183 |
Show |
|
21389-2921 |
KPP4239 |
|
79 |
1.6 |
184 |
Show |
|
21465-2338 |
UC 4557 |
|
162 |
8.1 |
185 |
Show |
|
21587-2534 |
TDT3271 |
|
60 |
0.9 |
185 |
Show |
|
21420-2940 |
HDS3090 |
|
350 |
0.1 |
186 |
Show |
|
21395-2928 |
HJ 5285 |
|
290 |
10.0 |
187 |
Show |
|
21511-2938 |
LDS5929 |
AB |
128 |
54.7 |
190 |
Show |
|
21511-2938 |
LDS5929 |
Aa,Ab |
326 |
1.1 |
190 |
Show |
|
21596-2738 |
STN 56 |
|
36 |
11.3 |
190 |
|
|
WDS 21460-2642 : COMPONENTS
21460-2642 A
Componente originario normalizzato |
AB |
|
Name |
HD 206931 |
|
Coord arcsec 2000 |
214559.21-264246.8 |
|
Mag |
10.03 |
|
Spectral class |
G0 (yellow) |
|
PmRA |
-2.00 |
|
PmDE |
-8.0 |
|
SAO |
190609 |
|
Tycho2 |
6948-00725-1 |
|
HD |
206931 |
|
DM |
CD-2715611 |
|
Tycho2 |
6948-00725-1 |
|
Pflag |
|
|
RAmdeg |
326.49670084 |
|
DEmdeg |
-26.71299760 |
|
PmRA |
-3.9 |
|
PmDE |
-6.8 |
|
E RAmdeg |
21 |
|
E DEmdeg |
24 |
|
E pmRA |
2.0 |
|
E pmDE |
2.1 |
|
EpRAm |
1986.21 |
|
EpDEm |
1984.45 |
|
Num |
5 |
|
Q RAmdeg |
0.7 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.7 |
|
Q pmDE |
1.0 |
|
BTmag |
11.280 |
|
E BTmag |
0.065 |
|
VTmag |
10.025 |
|
E VTmag |
0.035 |
|
Prox |
205 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
326.49671222 |
|
DEdeg |
-26.71298583 |
|
EpRA 1990 |
1.69 |
|
EpDE 1990 |
1.56 |
|
E RAdeg |
24.9 |
|
E DEdeg |
30.3 |
|
Posflg |
|
|
Corr |
-0.1 |
|
SAO |
190609 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0039 |
|
DE1950 |
|
|
PmDE1950 |
-0.009 |
|
Vmag |
9.2 |
|
SpType |
G0 |
|
Double code |
|
|
Source |
24 |
|
CatNum |
14233 |
|
DM |
CD-2715611 |
|
DMcomp |
A |
|
BDsup |
|
|
HD |
206931 |
|
M HD |
1 |
|
GC |
|
|
RA1950rad |
5.68591755 |
|
DE1950rad |
-0.47016996 |
|
PmRA2000 |
0.0038 |
|
PmDE2000 |
-0.012 |
|
21460-2642 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
214559.56-264226.5 |
|
Mag |
10.09 |
|
Spectral class |
G0 (yellow) |
|
PmRA |
18.00 |
|
PmDE |
6.0 |
|
Tycho2 |
6948-00789-1 |
|
Calc delta mag |
0.06 |
|
Calc coord |
yes |
|
Tycho2 |
6948-00789-1 |
|
Pflag |
|
|
RAmdeg |
326.49825471 |
|
DEmdeg |
-26.70742427 |
|
PmRA |
19.6 |
|
PmDE |
5.6 |
|
E RAmdeg |
21 |
|
E DEmdeg |
25 |
|
E pmRA |
2.1 |
|
E pmDE |
2.0 |
|
EpRAm |
1989.09 |
|
EpDEm |
1987.18 |
|
Num |
6 |
|
Q RAmdeg |
0.9 |
|
Q DEmdeg |
0.8 |
|
Q pmRA |
1.0 |
|
Q pmDE |
0.8 |
|
BTmag |
10.767 |
|
E BTmag |
0.045 |
|
VTmag |
10.089 |
|
E VTmag |
0.036 |
|
Prox |
205 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
326.49820472 |
|
DEdeg |
-26.70743694 |
|
EpRA 1990 |
1.70 |
|
EpDE 1990 |
1.55 |
|
E RAdeg |
22.2 |
|
E DEdeg |
27.5 |
|
Posflg |
|
|
Corr |
-0.1 |
|