20430+3555 HJ 1568
20h 42m 57.15s +35° 55' 17.4" P.A. 44.00 sep 11.2 mag 9.51,12.00 Sp A0
Coord 2000 |
20430+3555 |
|
Discov num |
HJ 1568 |
|
Comp |
|
|
Coord arcsec 2000 |
20 42 57.15 +35 55 17.4 |
|
Date first |
1828 |
|
Date last |
2016 |
|
Obs |
13 |
|
Pa first |
48 |
|
Pa last |
43.9 |
|
P.A. Now (θ) |
43.9° |
|
Sep first |
5.0 |
|
Sep last |
11.249 |
|
Sep. Now (ρ) |
11.249" |
|
Mag pri |
9.51 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
2.49 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
+002 |
|
Notes |
|
|
rPM=1.36
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2699-03201-1 |
|
Gaia DR2 |
1870549658622304768 |
|
WDS 20430+3555 HJ 1568 : 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 |
20430+3555 |
HJ 1568 |
|
1999 |
5 |
44 |
11.2 |
9.51 |
12.00 |
A0 |
D |
204257.15+355517.4 |
20430+3555 |
HJ 1568 |
|
2002 |
7 |
44 |
11.2 |
9.51 |
12.00 |
A0 |
D |
204257.15+355517.4 |
20430+3555 |
HJ 1568 |
|
2015 |
8 |
44 |
11.2 |
9.51 |
12.00 |
A0 |
|
204257.15+355517.4 |
20430+3555 |
HJ 1568 |
|
2016 |
13 |
44 |
11.2 |
9.51 |
12.00 |
A0 |
|
204257.15+355517.4 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20430+3555 HJ 1568 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20430+3555 HJ 1568 : MEASURES
No records found.
WDS 20430+3555 : 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 20430+3555 : ALADIN DSS IMAGE @ 20h 42m 57.15s +35° 55' 17.4"
WDS 20430+3555 HJ 1568 : 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 |
|
20430+3555 |
HJ 1568 |
|
44 |
11.2 |
|
Show |
|
20423+3601 |
TDT2481 |
|
43 |
0.7 |
11 |
Show |
|
20418+3553 |
HJ 1560 |
AB |
248 |
12.8 |
14 |
Show |
|
20418+3553 |
HJ 1560 |
AC |
74 |
24.3 |
14 |
Show |
|
20435+3609 |
ES 2195 |
AB |
4 |
20.7 |
15 |
Show |
|
20435+3609 |
ES 2195 |
BC |
91 |
1.8 |
16 |
Show |
|
20434+3535 |
ISM 5 |
AB |
145 |
0.0 |
21 |
Show |
|
20434+3535 |
EVS 44 |
AC |
96 |
12.9 |
21 |
Show |
|
20434+3535 |
EVS 44 |
AD |
298 |
14.8 |
21 |
Show |
|
20450+3600 |
ALI 204 |
|
307 |
11.5 |
26 |
Show |
|
20448+3542 |
SEI1234 |
|
127 |
19.1 |
27 |
Show |
|
20444+3617 |
GII 53 |
|
358 |
0.3 |
28 |
Show |
|
20406+3603 |
SEI1213 |
|
243 |
29.3 |
30 |
Show |
|
20417+3622 |
SEI1217 |
|
245 |
15.1 |
32 |
Show |
|
20401+3551 |
SEI1211 |
|
149 |
20.4 |
36 |
Show |
|
20451+3529 |
COU1809 |
|
101 |
0.7 |
37 |
Show |
|
20452+3531 |
SEI1237 |
|
272 |
26.1 |
38 |
Show |
|
20460+3601 |
SEI1242 |
|
214 |
23.6 |
38 |
Show |
|
20460+3554 |
TDT2525 |
|
70 |
0.6 |
38 |
Show |
|
20449+3524 |
SEI1235 |
|
77 |
9.4 |
40 |
Show |
|
20462+3546 |
SEI1243 |
AB |
203 |
16.2 |
42 |
Show |
|
20462+3546 |
TDT2529 |
Aa,Ab |
218 |
0.6 |
42 |
Show |
|
20423+3637 |
SEI1224 |
|
161 |
25.2 |
42 |
Show |
|
20415+3635 |
SEI1216 |
|
117 |
11.8 |
44 |
Show |
|
20414+3515 |
COU1964 |
|
130 |
1.0 |
44 |
Show |
|
20465+3550 |
ES 2196 |
|
70 |
5.6 |
45 |
Show |
|
20411+3516 |
COU1963 |
AB |
|
0.2 |
46 |
Show |
|
20411+3516 |
COU1963 |
AB,C |
41 |
1.8 |
46 |
Show |
|
20416+3637 |
SEI1218 |
|
226 |
12.8 |
46 |
Show |
|
20394+3541 |
TOB 194 |
|
306 |
18.8 |
46 |
Show |
|
20462+3533 |
ES 2252 |
AB |
294 |
4.2 |
46 |
Show |
|
20462+3533 |
LMP 18 |
AB,C |
82 |
26.0 |
46 |
Show |
|
20462+3533 |
LMP 18 |
AB,D |
85 |
35.5 |
46 |
Show |
|
20456+3521 |
TDT2520 |
|
16 |
0.4 |
47 |
Show |
|
20422+3510 |
POP 9 |
|
342 |
4.5 |
49 |
Show |
|
20391+3543 |
SEI1205 |
|
74 |
20.4 |
49 |
Show |
|
20431+3645 |
SEI1227 |
|
168 |
15.0 |
50 |
Show |
|
20389+3546 |
TDT2450 |
|
250 |
1.9 |
51 |
Show |
|
20462+3628 |
TDT2528 |
|
4 |
1.9 |
51 |
Show |
|
20471+3545 |
SEI1247 |
|
78 |
25.6 |
53 |
Show |
|
20391+3619 |
SEI1206 |
|
149 |
26.6 |
54 |
Show |
|
20414+3644 |
SEI1215 |
|
135 |
28.8 |
54 |
Show |
|
20403+3508 |
TDT2460 |
|
121 |
2.1 |
58 |
Show |
|
20450+3651 |
ES 2513 |
|
275 |
6.4 |
60 |
Show |
|
20381+3601 |
HJ 1553 |
|
192 |
11.5 |
60 |
Show |
|
20424+3455 |
COU1965 |
|
278 |
0.4 |
61 |
Show |
|
20464+3511 |
COU1810 |
|
183 |
0.2 |
61 |
Show |
|
20457+3647 |
AG 265 |
|
207 |
6.8 |
62 |
Show |
|
20397+3644 |
SEI1209 |
|
15 |
21.4 |
63 |
Show |
|
20481+3554 |
SEI1252 |
|
115 |
17.3 |
63 |
Show |
|
20454+3651 |
SEI1238 |
|
123 |
8.1 |
63 |
|
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WDS 20430+3555 : COMPONENTS
20430+3555 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
204257.15+355517.4 |
|
Mag |
9.51 |
|
Spectral class |
A0 (white) |
|
PmRA |
-2.00 |
|
PmDE |
-4.0 |
|
Tycho2 |
2699-03201-1 |
|
Tycho2 |
2699-03201-1 |
|
Pflag |
|
|
RAmdeg |
310.73812212 |
|
DEmdeg |
35.92151455 |
|
PmRA |
-1.1 |
|
PmDE |
0.4 |
|
E RAmdeg |
10 |
|
E DEmdeg |
10 |
|
E pmRA |
1.7 |
|
E pmDE |
1.7 |
|
EpRAm |
1991.21 |
|
EpDEm |
1991.34 |
|
Num |
4 |
|
Q RAmdeg |
1.2 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
1.2 |
|
Q pmDE |
1.1 |
|
BTmag |
9.559 |
|
E BTmag |
0.019 |
|
VTmag |
9.508 |
|
E VTmag |
0.019 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
310.73812528 |
|
DEdeg |
35.92151361 |
|
EpRA 1990 |
1.61 |
|
EpDE 1990 |
1.73 |
|
E RAdeg |
10.4 |
|
E DEdeg |
9.7 |
|
Posflg |
|
|
Corr |
0.1 |
|
Ccdm |
20430+3555 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
-2.86 |
|
DDEs |
17.4 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
2 |
|
Vmag |
9.5 |
|
Sp |
A0 |
|
PmNote |
* |
|
PmRA |
9 |
|
PmDE |
-7 |
|
Dm number |
+35 4230 |
|
Cat1 |
BD |
|
Name2 |
+35 2085 |
|
Cat2 |
AGK2/3 |
|
HD |
|
|
M HD |
|
|
ADS BDS |
A14200 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20390N3533A |
|
HIC |
|
|
20430+3555 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
204257.67+355525.5 |
|
Mag |
12 |
|
PmRA |
-1.00 |
|
PmDE |
2.0 |
|
Calc delta mag |
2.49 |
|
Calc coord |
yes |
|
Ccdm |
20430+3555 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
HJ 1568 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1896 |
|
Theta |
044 |
|
Rho |
11.3 |
|
Obs |
3 |
|
Vmag |
12.0 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A14200 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
20390N3533B |
|
HIC |
|
|