20181+1736 HJ 2946 (HD 351923)
20h 18m 09.67s +17° 32' 12.1" P.A. 237.00 sep 13.9 mag 10.49,12.08 Sp K0
Coord 2000 |
20181+1736 |
|
Discov num |
HJ 2946 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 09.67 +17 32 12.1 |
|
Date first |
1831 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
228 |
|
Pa last |
237.1 |
|
P.A. Now (θ) |
237.1° |
|
Sep first |
12.0 |
|
Sep last |
13.921 |
|
Sep. Now (ρ) |
13.921" |
|
Mag pri |
10.49 |
|
Mag sec |
12.08 |
|
delta mag (ΔM) |
1.59 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
+008 |
|
Notes |
|
|
rPM=1.649
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 351923 |
|
Constellation |
Sagitta |
|
Tycho2 |
1635-00852-1 |
|
Gaia DR2 |
1809272879168681344 |
|
HD |
351923 |
|
WDS 20181+1736 HJ 2946 (HD 351923) : 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 |
20181+1736 |
HJ 2946 |
|
1998 |
5 |
236 |
14.1 |
10.49 |
12.08 |
|
D |
201809.67+173212.1 |
20181+1736 |
HJ 2946 |
|
2001 |
7 |
237 |
14.1 |
10.49 |
12.08 |
|
D |
201809.67+173212.1 |
20181+1736 |
HJ 2946 |
|
2010 |
8 |
237 |
13.5 |
10.49 |
12.08 |
K0 |
|
201809.67+173212.1 |
20181+1736 |
HJ 2946 |
|
2015 |
9 |
237 |
13.9 |
10.49 |
12.08 |
K0 |
|
201809.67+173212.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20181+1736 HJ 2946 (HD 351923) : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20181+1736 HJ 2946 (HD 351923) : MEASURES
No records found.
WDS 20181+1736 (HD 351923) : 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 20181+1736 (HD 351923) : ALADIN DSS IMAGE @ 20h 18m 09.67s +17° 32' 12.1"
WDS 20181+1736 HJ 2946 (HD 351923) : 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 |
|
20181+1736 |
HJ 2946 |
|
237 |
13.9 |
|
Show |
|
20177+1739 |
BPMA245 |
|
202 |
257.4 |
10 |
Show |
|
20184+1719 |
BPM2099 |
|
127 |
114.8 |
14 |
Show |
|
20192+1723 |
J 1247 |
|
155 |
3.1 |
17 |
Show |
|
20188+1751 |
J 3314 |
|
70 |
3.4 |
20 |
Show |
|
20186+1711 |
BPM2101 |
|
265 |
58.6 |
22 |
Show |
|
20170+1716 |
OSO 123 |
AB |
264 |
10.0 |
24 |
Show |
|
20170+1716 |
OSO 123 |
AC |
349 |
17.9 |
24 |
Show |
|
20170+1716 |
OSO 123 |
AD |
99 |
21.1 |
24 |
Show |
|
20170+1716 |
OSO 123 |
AE |
44 |
26.2 |
24 |
Show |
|
20177+1755 |
J 1340 |
|
312 |
1.8 |
26 |
Show |
|
20192+1753 |
BPM2106 |
|
39 |
22.5 |
26 |
Show |
|
20199+1733 |
HJ 2950 |
|
282 |
14.6 |
27 |
Show |
|
20164+1745 |
J 1109 |
AB |
331 |
6.4 |
28 |
Show |
|
20164+1745 |
J 1109 |
AC |
9 |
8.4 |
28 |
Show |
|
20202+1734 |
BPM2116 |
|
71 |
70.5 |
30 |
Show |
|
20193+1705 |
BPM2109 |
|
198 |
100.7 |
32 |
Show |
|
20170+1805 |
J 2307 |
|
117 |
6.1 |
38 |
Show |
|
20159+1714 |
KPP 465 |
|
12 |
3.7 |
38 |
Show |
|
20170+1655 |
J 3070 |
|
|
5.5 |
41 |
Show |
|
20191+1647 |
BPM2105 |
|
289 |
86.8 |
48 |
Show |
|
20182+1820 |
HU 357 |
|
195 |
1.8 |
48 |
Show |
|
20215+1721 |
KPP1798 |
|
235 |
13.9 |
50 |
Show |
|
20159+1655 |
GWP2932 |
|
14 |
15.0 |
50 |
Show |
|
20174+1643 |
LDS1039 |
|
207 |
126.8 |
52 |
Show |
|
20218+1729 |
BPM2128 |
|
283 |
75.4 |
53 |
Show |
|
20171+1641 |
BPM2087 |
|
45 |
37.0 |
54 |
Show |
|
20153+1807 |
BPM2079 |
|
251 |
47.7 |
54 |
Show |
|
20160+1819 |
BPMA243 |
|
320 |
256.2 |
56 |
Show |
|
20202+1644 |
SKF2134 |
|
231 |
66.3 |
57 |
Show |
|
20204+1825 |
J 3076 |
|
209 |
5.9 |
58 |
Show |
|
20203+1826 |
J 3075 |
|
104 |
4.9 |
58 |
Show |
|
20201+1823 |
DAM 211 |
AB |
166 |
7.0 |
59 |
Show |
|
20201+1823 |
DAM 211 |
AC |
233 |
7.6 |
59 |
Show |
|
20159+1822 |
J 2602 |
|
348 |
2.8 |
59 |
Show |
|
20149+1808 |
BPM2075 |
|
80 |
115.1 |
60 |
Show |
|
20224+1745 |
BPM2132 |
|
278 |
95.1 |
63 |
Show |
|
20146+1809 |
J 3064 |
BC |
220 |
4.4 |
64 |
Show |
|
20146+1809 |
J 3064 |
AB |
192 |
28.8 |
64 |
Show |
|
20139+1751 |
BPM2067 |
|
214 |
113.1 |
64 |
Show |
|
20204+1633 |
KPP 866 |
|
348 |
7.3 |
68 |
Show |
|
20205+1634 |
HU 360 |
AB |
3 |
0.1 |
68 |
Show |
|
20205+1634 |
HU 360 |
AC |
348 |
7.3 |
68 |
Show |
|
20229+1728 |
BPMA246 |
|
219 |
171.9 |
68 |
Show |
|
20139+1806 |
BPMA242 |
|
194 |
288.2 |
70 |
Show |
|
20143+1648 |
BPM2070 |
|
296 |
119.8 |
72 |
Show |
|
20158+1628 |
BPM2080 |
|
65 |
82.7 |
73 |
Show |
|
20193+1619 |
BPM2108 |
|
293 |
105.0 |
75 |
Show |
|
20131+1713 |
BPM2062 |
|
122 |
118.9 |
76 |
Show |
|
20200+1848 |
HU 359 |
|
179 |
0.2 |
81 |
Show |
|
20163+1615 |
CHE 260 |
|
201 |
27.4 |
82 |
|
|
WDS 20181+1736 : COMPONENTS
20181+1736 A
Componente originario normalizzato |
AB |
|
Name |
HD 351923 |
|
Coord arcsec 2000 |
201809.67+173212.1 |
|
Mag |
10.49 |
|
Spectral class |
K0 (yellow-orange) |
|
PmRA |
3.00 |
|
PmDE |
-12.0 |
|
Tycho2 |
1635-00852-1 |
|
HD |
351923 |
|
Tycho2 |
1635-00852-1 |
|
Pflag |
|
|
RAmdeg |
304.54028833 |
|
DEmdeg |
17.53670508 |
|
PmRA |
3.4 |
|
PmDE |
-10.4 |
|
E RAmdeg |
41 |
|
E DEmdeg |
41 |
|
E pmRA |
1.7 |
|
E pmDE |
1.6 |
|
EpRAm |
1984.58 |
|
EpDEm |
1984.18 |
|
Num |
3 |
|
Q RAmdeg |
0.3 |
|
Q DEmdeg |
1.1 |
|
Q pmRA |
0.3 |
|
Q pmDE |
1.2 |
|
BTmag |
11.908 |
|
E BTmag |
0.107 |
|
VTmag |
10.489 |
|
E VTmag |
0.049 |
|
Prox |
142 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
304.54028000 |
|
DEdeg |
17.53672972 |
|
EpRA 1990 |
1.58 |
|
EpDE 1990 |
1.51 |
|
E RAdeg |
42.6 |
|
E DEdeg |
43.2 |
|
Posflg |
|
|
Corr |
0.0 |
|
20181+1736 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
201808.89+173204.5 |
|
Mag |
12.08 |
|
PmRA |
7.00 |
|
PmDE |
8.0 |
|
Tycho2 |
1635-00268-1 |
|
Calc delta mag |
1.59 |
|
Calc coord |
yes |
|
Tycho2 |
1635-00268-1 |
|
Pflag |
|
|
RAmdeg |
304.53687451 |
|
DEmdeg |
17.53453539 |
|
PmRA |
6.7 |
|
PmDE |
3.2 |
|
E RAmdeg |
76 |
|
E DEmdeg |
76 |
|
E pmRA |
1.9 |
|
E pmDE |
1.8 |
|
EpRAm |
1967.91 |
|
EpDEm |
1966.54 |
|
Num |
3 |
|
Q RAmdeg |
0.1 |
|
Q DEmdeg |
0.7 |
|
Q pmRA |
0.1 |
|
Q pmDE |
0.7 |
|
BTmag |
12.048 |
|
E BTmag |
0.138 |
|
VTmag |
12.078 |
|
E VTmag |
0.218 |
|
Prox |
142 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
304.53685806 |
|
DEdeg |
17.53452806 |
|
EpRA 1990 |
1.58 |
|
EpDE 1990 |
1.51 |
|
E RAdeg |
88.1 |
|
E DEdeg |
89.3 |
|
Posflg |
|
|
Corr |
0.0 |
|