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Doubles in session


Current system
20329+1803
HJ 2977
HD 352486


Nearby doubles
14' : 20322+1754
GWP2966

15' : 20319+1758
BPM2183

34' : 20352+1803
BPM2200

36' : 20345+1735
BPM2191

43' : 20305+1829
J 2313

46' : 20348+1726
COU 223AB

54' : 20307+1718
BPM2178

56' : 20367+1807
GRV 362

59' : 20343+1857
GRV 354

60' : 20292+1735
BPMA249

60' : 20338+1704
BPM2188

62' : 20348+1857
J 790

64' : 20332+1659
BPM2185

64' : 20292+1728
BRT2477

65' : 20329+1906
COU2644

66' : 20371+1738
BPM2208

66' : 20340+1659
BPM2190

68' : 20298+1712
J 510

71' : 20374+1735
BPM2211

71' : 20375+1828
GRV 363

72' : 20352+1659
BPM2199

73' : 20278+1805
HJL1103

74' : 20377+1736
BPM2215

74' : 20339+1915
J 3094AB

75' : 20376+1835
COU 224

79' : 20283+1846
HO 131AB



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20329+1803 HJ 2977 (HD 352486)

 
 
20h 32m 51.98s +18° 02' 30.7" P.A. 317.00 sep 20.1 mag 9.60,10.45 Sp M2
 
 
Coord 2000 20329+1803 Discov num HJ 2977 Comp Coord arcsec 2000 20 32 51.98 +18 02 30.7
Date first 1831 Date last 2018 Obs 18
Pa first 332 Pa last 316.6 P.A. Now (θ) 316.6°
Sep first 15.5 Sep last 20.11 Sep. Now (ρ) 20.11"
Mag pri 9.60 Mag sec 10.45 delta mag (ΔM) 0.85 Spectral class M2 (red)
Pri motion ra +008 Sec motion ra -007
Pri motion dec -009 Sec motion dec -009
Notes
rPM=1.246
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 352486 Constellation Delphinus SAO 106223 Tycho2 1637-01145-1
Gaia DR2 1812493383081431808 HD 352486
 
 
WDS 20329+1803 HJ 2977 (HD 352486) : 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
20329+1803 HJ 2977 2004 11 317 19.8 9.60 10.45 M2 D 203251.98+180230.7
20329+1803 HJ 2977 2010 13 318 17.8 9.60 10.45 M2 203251.98+180230.7
20329+1803 HJ 2977 2016 13 317 19.7 9.60 10.45 M2 203251.98+180230.7
20329+1803 HJ 2977 2018 18 317 20.1 9.60 10.45 M2 203251.98+180230.7

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20329+1803 HJ 2977 (HD 352486) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20329+1803 HJ 2977 (HD 352486) : MEASURES
 
 
No records found.

 
 
WDS 20329+1803 (HD 352486) : VIRTUAL EYEPIECE
 
 

20329+1803 HJ 2977A mag 9.6 Sp M2 20329+1803 HJ 2977B sep 19.6 P.A. 318.00 mag 10.45 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20329+1803 (HD 352486) : ALADIN DSS IMAGE @ 20h 32m 51.98s +18° 02' 30.7"
 
 
 
 
WDS 20329+1803 HJ 2977 (HD 352486) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20329+1803 HJ 2977 distance=0' 20322+1754 GWP2966 distance=14' 20319+1758 BPM2183 distance=15' 20352+1803 BPM2200 distance=34' 20345+1735 BPM2191 distance=36' 20305+1829 J 2313 distance=43' 20348+1726 COU 223AB distance=46' 20348+1726 COU 223AC distance=46' 20307+1718 BPM2178 distance=54' 20367+1807 GRV 362 distance=56' 20343+1857 GRV 354 distance=59' 20292+1735 BPMA249 distance=60' 20338+1704 BPM2188 distance=60' 20348+1857 J 790 distance=62' 20332+1659 BPM2185 distance=64' 20292+1728 BRT2477 distance=64' 20329+1906 COU2644 distance=65' 20371+1738 BPM2208 distance=66' 20340+1659 BPM2190 distance=66' 20298+1712 J 510 distance=68' 20374+1735 BPM2211 distance=71' 20375+1828 GRV 363 distance=71' 20352+1659 BPM2199 distance=72' 20278+1805 HJL1103 distance=73' 20377+1736 BPM2215 distance=74' 20339+1915 J 3094AB distance=74' 20339+1915 FYM 313AC distance=74' 20376+1835 COU 224 distance=75' 20283+1846 HO 131AB distance=79' 20283+1846 HO 131AC distance=79' 20283+1846 HO 131AD distance=79' 20311+1648 ROE 14AB distance=79' 20311+1648 J 563BC distance=79' 20284+1713 HJ 2969 distance=82' 20348+1644 BPM2196BC distance=83' 20348+1644 BPM2195AB distance=84' 20269+1747 BPM2163 distance=88' 20270+1736 BPM2167 distance=88' 20364+1651 BPM2205 distance=88' 20327+1932 OSO 126AB distance=90' 20327+1932 OSO 126AC distance=90' 20327+1932 OSO 126AD distance=90' 20327+1932 OSO 126AE distance=90' 20327+1932 OSO 126AF distance=90' 20302+1925 BU 987AB distance=91' 20302+1925 S 752AC distance=91' 20302+1925 FOX 254AE distance=91' 20302+1925 FOX 254CD distance=92' 20269+1727 BPM2164 distance=93' 20266+1736 GWP2948 distance=94' 20395+1812 BPM2220 distance=95' grafico limitrofi
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 20329+1803 HJ 2977 317 20.1
Show 20322+1754 GWP2966 75 121.0 14
Show 20319+1758 BPM2183 115 110.7 15
Show 20352+1803 BPM2200 303 81.7 34
Show 20345+1735 BPM2191 324 92.1 36
Show 20305+1829 J 2313 137 6.2 43
Show 20348+1726 COU 223 AB 161 0.4 46
Show 20348+1726 COU 223 AC 288 1.3 46
Show 20307+1718 BPM2178 217 110.0 54
Show 20367+1807 GRV 362 81 22.8 56
Show 20343+1857 GRV 354 9 48.2 59
Show 20292+1735 BPMA249 155 287.6 60
Show 20338+1704 BPM2188 244 105.7 60
Show 20348+1857 J 790 87 2.4 62
Show 20332+1659 BPM2185 75 70.1 64
Show 20292+1728 BRT2477 155 4.0 64
Show 20329+1906 COU2644 286 0.8 65
Show 20371+1738 BPM2208 78 56.4 66
Show 20340+1659 BPM2190 300 100.0 66
Show 20298+1712 J 510 248 4.9 68
Show 20374+1735 BPM2211 234 109.1 71
Show 20375+1828 GRV 363 48 14.1 71
Show 20352+1659 BPM2199 210 60.3 72
Show 20278+1805 HJL1103 82 126.5 73
Show 20377+1736 BPM2215 103 61.2 74
Show 20339+1915 J 3094 AB 22 7.5 74
Show 20339+1915 FYM 313 AC 340 15.4 74
Show 20376+1835 COU 224 322 0.4 75
Show 20283+1846 HO 131 AB 334 3.4 79
Show 20283+1846 HO 131 AC 69 64.4 79
Show 20283+1846 HO 131 AD 97 76.9 79
Show 20311+1648 ROE 14 AB 262 7.0 79
Show 20311+1648 J 563 BC 215 5.1 79
Show 20284+1713 HJ 2969 170 6.0 82
Show 20348+1644 BPM2196 BC 128 63.7 83
Show 20348+1644 BPM2195 AB 302 71.3 84
Show 20269+1747 BPM2163 31 113.7 88
Show 20270+1736 BPM2167 207 101.3 88
Show 20364+1651 BPM2205 170 47.0 88
Show 20327+1932 OSO 126 AB 198 6.9 90
Show 20327+1932 OSO 126 AC 275 10.3 90
Show 20327+1932 OSO 126 AD 170 23.2 90
Show 20327+1932 OSO 126 AE 338 25.4 90
Show 20327+1932 OSO 126 AF 161 21.8 90
Show 20302+1925 BU 987 AB 128 2.5 91
Show 20302+1925 S 752 AC 288 106.3 91
Show 20302+1925 FOX 254 AE 70 21.2 91
Show 20302+1925 FOX 254 CD 301 35.0 92
Show 20269+1727 BPM2164 20 110.5 93
Show 20266+1736 GWP2948 182 22.1 94
Show 20395+1812 BPM2220 281 105.7 95

 
 
WDS 20329+1803 : COMPONENTS
 
 
  A
B pa=318.0°
sep=19.65"
 
 
20329+1803 A
 
 
Componente originario normalizzato AB Name HD 352486 Coord arcsec 2000 203251.98+180230.7 Mag 9.6
Spectral class M2 (red) PmRA 8.00 PmDE -9.0 SAO 106223
Tycho2 1637-01145-1 HD 352486 DM BD+17 4347
Tycho2
Tycho2 1637-01145-1 Pflag RAmdeg 308.21657887 DEmdeg 18.04185610
PmRA 14.5 PmDE -3.4 E RAmdeg 21 E DEmdeg 24
E pmRA 1.2 E pmDE 1.2 EpRAm 1985.56 EpDEm 1984.85
Num 8 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.2 BTmag 11.369 E BTmag 0.079 VTmag 9.601
E VTmag 0.029 Prox 194 TYC T HIP
CCDM RAdeg 308.21655056 DEdeg 18.04186361 EpRA 1990 1.70
EpDE 1990 1.65 E RAdeg 24.5 E DEdeg 26.6 Posflg
Corr 0.0
SAO
SAO 106223 DelFlag RA1950 PmRA1950 0.0025
DE1950 PmDE1950 0.013 Vmag 9.3 SpType M0
Double code Source 28 CatNum 8241 DM BD+17 4347
DMcomp BDsup HD 352486 M HD 0
GC RA1950rad 5.3694518 DE1950rad 0.311905 PmRA2000 0.0026
PmDE2000 0.011
CCDM
Ccdm 20329+1803 RComp Comp A Note1
Note2 Discov num DRAs -2.16 DDEs -28.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp PmNote *
PmRA -6 PmDE 8 Dm number +17 4347 Cat1 BD
Name2 +17 2220 Cat2 AGK2/3 HD M HD
ADS BDS B10311 M ADS BDS N IDS IDS 20283N1742A
HIC
 
 
20329+1803 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203251.06+180245.3 Mag 10.45 PmRA -7.00
PmDE -9.0 Tycho2 1637-01113-1 Calc delta mag 0.85 Calc coord yes
Tycho2
Tycho2 1637-01113-1 Pflag RAmdeg 308.21274174 DEmdeg 18.04583989
PmRA -5.4 PmDE -8.4 E RAmdeg 43 E DEmdeg 45
E pmRA 1.4 E pmDE 1.4 EpRAm 1979.52 EpDEm 1977.45
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 11.727 E BTmag 0.096 VTmag 10.453
E VTmag 0.056 Prox 194 TYC T HIP
CCDM RAdeg 308.21275444 DEdeg 18.04585944 EpRA 1990 1.71
EpDE 1990 1.67 E RAdeg 45.7 E DEdeg 48.8 Posflg
Corr 0.0
CCDM
Ccdm 20329+1803 RComp Comp B Note1
Note2 Discov num HJ 2977 DRAs -2.99 DDEs -15.1
R dRAs 10 Year 1900 Theta 322 Rho 18.7
Obs 2 Vmag 10.5 Sp K PmNote *
PmRA -6 PmDE -11 Dm number Cat1
Name2 +17 2219 Cat2 AGK2/3 HD M HD
ADS BDS B10311 M ADS BDS N IDS IDS 20283N1742B
HIC