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Doubles in session


Current system
20325+0858
HJ 2976


Nearby doubles
40' : 20301+0914
GRV 345

42' : 20303+0917
J 1883

51' : 20339+0811
HEI 585

53' : 20292+0840
GWP2959

53' : 20325+0951
UC 4209

60' : 20298+0941
AST 2AB

73' : 20280+0923
TDT2300

82' : 20321+0737
UC 4206

86' : 20326+1024
J 3092

89' : 20384+0838
WIS 339

90' : 20297+1018
STF2686

91' : 20279+0958
AG 256AB

91' : 20269+0826
LDS4843

93' : 20277+0803
HJ 2966

95' : 20271+0948
J 559

96' : 20292+1019
J 3264

96' : 20265+0931
UC 4185

96' : 20300+0730
NSN 733

96' : 20339+1032
BPM2189

96' : 20301+0730
LDS4846

97' : 20284+0746
BRT2186

97' : 20379+0951
GRV 365

99' : 20259+0902
J 3084

100' : 20262+0827
UC 4180

102' : 20289+1022
J 3263

102' : 20293+1029
J 3088



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.

20325+0858 HJ 2976

 
 
20h 32m 32.55s +08° 58' 23.2" P.A. 266.00 sep 18.8 mag 12.39,11.88
 
 
Coord 2000 20325+0858 Discov num HJ 2976 Comp Coord arcsec 2000 20 32 32.55 +08 58 23.2
Date first 1899 Date last 2015 Obs 11
Pa first 268 Pa last 265.5 P.A. Now (θ) 265.5°
Sep first 18.5 Sep last 18.817 Sep. Now (ρ) 18.817"
Mag pri 12.39 Mag sec 11.88 delta mag (ΔM) 0.51 Spectral class
Pri motion ra +003 Sec motion ra +002
Pri motion dec +003 Sec motion dec +001
Notes
rPM=0.527
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1087-01016-1 Gaia DR2 1752518116160045952
 
 
WDS 20325+0858 HJ 2976 : 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
20325+0858 HJ 2976 2000 5 266 18.8 12.09 12.22 D 203232.55+085823.2
20325+0858 HJ 2976 2010 7 266 18.8 12.39 11.88 203232.55+085823.2
20325+0858 HJ 2976 2015 8 266 18.8 12.39 11.88 203232.55+085823.2

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

 
 
WDS 20325+0858 HJ 2976 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20325+0858 HJ 2976 : MEASURES
 
 
No records found.

 
 
WDS 20325+0858 : VIRTUAL EYEPIECE
 
 

20325+0858 HJ 2976A mag 12.39 20325+0858 HJ 2976B sep 18.6 P.A. 265.40 mag 11.88 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 20325+0858 : ALADIN DSS IMAGE @ 20h 32m 32.55s +08° 58' 23.2"
 
 
 
 
WDS 20325+0858 HJ 2976 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20325+0858 HJ 2976 distance=0' 20301+0914 GRV 345 distance=40' 20303+0917 J 1883 distance=42' 20339+0811 HEI 585 distance=51' 20292+0840 GWP2959 distance=53' 20325+0951 UC 4209 distance=53' 20298+0941 AST 2AB distance=60' 20298+0941 CRC 37AD distance=60' 20280+0923 TDT2300 distance=73' 20321+0737 UC 4206 distance=82' 20326+1024 J 3092 distance=86' 20384+0838 WIS 339 distance=89' 20297+1018 STF2686 distance=90' 20279+0958 AG 256AB distance=91' 20279+0958 AG 256AC distance=91' 20269+0826 LDS4843 distance=91' 20277+0803 HJ 2966 distance=93' 20271+0948 J 559 distance=95' 20292+1019 J 3264 distance=96' 20265+0931 UC 4185 distance=96' 20300+0730 NSN 733 distance=96' 20339+1032 BPM2189 distance=96' 20301+0730 LDS4846 distance=96' 20284+0746 BRT2186 distance=97' 20379+0951 GRV 365 distance=97' 20259+0902 J 3084 distance=99' 20262+0827 UC 4180 distance=100' 20289+1022 J 3263 distance=102' 20293+1029 J 3088 distance=102' 20294+1029 DAM 214 distance=102' 20345+1036 BPM2192 distance=103' 20264+0810 GWP2947AB distance=103' 20364+0733 GWP2971 distance=103' 20386+0950 OL 218 distance=103' 20295+1033 J 3089 distance=105' 20276+0745 J 1297 distance=105' 20397+0910 UC 4248 distance=107' 20366+1027 AG 258 distance=108' 20258+0818 UC 4178 distance=108' 20253+0847 NSN 732 distance=108' 20386+1000 BRT2187 distance=110' 20380+1011 HDS2945 distance=110' 20270+1008 J 1343 distance=110' 20278+0734 GWP2954 distance=110' 20322+1054 LDS4848 distance=112' 20269+1013 TDT2282 distance=113' 20254+0938 VKI 37 distance=114' 20388+0750 TDT2448 distance=116' 20256+0801 LDS4842 distance=118' 20358+0711 LEP 170 distance=118' 20391+1005 STT 533AB distance=119' 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 20325+0858 HJ 2976 266 18.8
Show 20301+0914 GRV 345 215 38.5 40
Show 20303+0917 J 1883 116 6.5 42
Show 20339+0811 HEI 585 208 1.3 51
Show 20292+0840 GWP2959 280 37.8 53
Show 20325+0951 UC 4209 15 92.1 53
Show 20298+0941 AST 2 AB 94 0.2 60
Show 20298+0941 CRC 37 AD 201 9.2 60
Show 20280+0923 TDT2300 101 0.5 73
Show 20321+0737 UC 4206 33 73.1 82
Show 20326+1024 J 3092 336 5.3 86
Show 20384+0838 WIS 339 24 999.9 89
Show 20297+1018 STF2686 278 25.8 90
Show 20279+0958 AG 256 AB 351 5.2 91
Show 20279+0958 AG 256 AC 225 99.2 91
Show 20269+0826 LDS4843 167 15.3 91
Show 20277+0803 HJ 2966 259 3.6 93
Show 20271+0948 J 559 295 2.0 95
Show 20292+1019 J 3264 358 5.9 96
Show 20265+0931 UC 4185 277 7.7 96
Show 20300+0730 NSN 733 133 39.4 96
Show 20339+1032 BPM2189 259 69.9 96
Show 20301+0730 LDS4846 313 39.4 96
Show 20284+0746 BRT2186 173 5.0 97
Show 20379+0951 GRV 365 105 28.1 97
Show 20259+0902 J 3084 87 6.0 99
Show 20262+0827 UC 4180 303 9.7 100
Show 20289+1022 J 3263 54 7.1 102
Show 20293+1029 J 3088 79 7.3 102
Show 20294+1029 DAM 214 298 5.3 102
Show 20345+1036 BPM2192 343 103.0 103
Show 20264+0810 GWP2947 AB 43.1 103
Show 20364+0733 GWP2971 84 8.6 103
Show 20386+0950 OL 218 274 5.5 103
Show 20295+1033 J 3089 317 4.6 105
Show 20276+0745 J 1297 2 1.0 105
Show 20397+0910 UC 4248 329 36.4 107
Show 20366+1027 AG 258 11 4.2 108
Show 20258+0818 UC 4178 267 86.2 108
Show 20253+0847 NSN 732 235 3.3 108
Show 20386+1000 BRT2187 162 5.1 110
Show 20380+1011 HDS2945 79 0.4 110
Show 20270+1008 J 1343 53 2.3 110
Show 20278+0734 GWP2954 290 50.4 110
Show 20322+1054 LDS4848 143 251.1 112
Show 20269+1013 TDT2282 258 3.1 113
Show 20254+0938 VKI 37 103 2.8 114
Show 20388+0750 TDT2448 28 0.6 116
Show 20256+0801 LDS4842 218 101.0 118
Show 20358+0711 LEP 170 297 4.2 118
Show 20391+1005 STT 533 AB 278 46.3 119

 
 
WDS 20325+0858 : COMPONENTS
 
 
  A
B pa=265.4°
sep=18.59"
 
 
20325+0858 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203232.55+085823.2 Mag 12.39 PmRA 3.00
PmDE 3.0 Tycho2 1087-00888-1
Tycho2
Tycho2 1087-00888-1 Pflag RAmdeg 308.13046644 DEmdeg 8.97274340
PmRA 3.0 PmDE 0.5 E RAmdeg 128 E DEmdeg 119
E pmRA 3.2 E pmDE 3.0 EpRAm 1945.77 EpDEm 1945.34
Num 4 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.1 BTmag 12.409 E BTmag 0.165 VTmag 12.218
E VTmag 0.179 Prox 184 TYC HIP
CCDM RAdeg 308.13045139 DEdeg 8.97273278 EpRA 1990 1.85
EpDE 1990 1.64 E RAdeg 197.7 E DEdeg 185.9 Posflg
Corr -0.3
CCDM
Ccdm 20325+0858 RComp Comp A Note1
Note2 Discov num DRAs 1.32 DDEs 21.9
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B10306 M ADS BDS N IDS IDS 20277N0838A
HIC
 
 
20325+0858 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203231.30+085821.7 Mag 11.88 PmRA 2.00
PmDE 1.0 Tycho2 1087-01016-1 Calc delta mag 0.51 Calc coord yes
Tycho2
Tycho2 1087-01016-1 Pflag RAmdeg 308.13562208 DEmdeg 8.97309832
PmRA 0.0 PmDE 2.5 E RAmdeg 88 E DEmdeg 81
E pmRA 2.5 E pmDE 2.3 EpRAm 1970.21 EpDEm 1970.59
Num 4 Q RAmdeg 1.3 Q DEmdeg 1.7 Q pmRA 1.3
Q pmDE 1.7 BTmag 13.760 E BTmag 0.368 VTmag 12.088
E VTmag 0.165 Prox 184 TYC HIP
CCDM RAdeg 308.13561778 DEdeg 8.97308861 EpRA 1990 1.84
EpDE 1990 1.64 E RAdeg 103.4 E DEdeg 94.6 Posflg
Corr -0.3
CCDM
Ccdm 20325+0858 RComp Comp B Note1
Note2 Discov num HJ 2976 DRAs 2.58 DDEs 23.2
R dRAs 65 Year 1899 Theta 088 Rho 18.4
Obs 1 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B10306 M ADS BDS N IDS IDS 20277N0838B
HIC