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Current system
23309+6954
HJ 1890 AB


Nearby doubles
30' : 23315+6925
HDS3350

30' : 23353+6937
MLB 320

46' : 23385+7017
TDT4135

51' : 23244+6917
A 789

53' : 23262+7041
BU 386AB

58' : 23213+6927
LDS5078

58' : 23384+7038
BU 856

58' : 23384+6911
CVR 289

67' : 23185+7014
LDS2034

70' : 23188+7025
HDS3320

78' : 23353+7108
TDT4112

78' : 23460+6958
KPP2224

80' : 23463+6957
MLR 278

80' : 23156+6950
MLB 318AB

85' : 23438+6904
AG 294

88' : 23349+7120
TDS1215

89' : 23444+7051
MLB 439

91' : 23465+6916
TDT4184

93' : 23303+6822
MLB 319

93' : 23272+6824
KPP1832

95' : 23234+7121
TDT4013

96' : 23493+6942
MLB 321AB

96' : 23484+7030
MLB 440

100' : 23471+6903
AG 295

103' : 23126+7038
MLB 438

103' : 23138+6904
A 787



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.

23309+6954 HJ 1890 AB

 
 
23h 30m 56.60s +69° 54' 07.7" P.A. 238.00 sep 8.6 mag 11.06,12.90
 
 
Coord 2000 23309+6954 Discov num HJ 1890 Comp AB Coord arcsec 2000 23 30 56.60 +69 54 07.7
Date first 1828 Date last 2015 Obs 9
Pa first 228 Pa last 237.6 P.A. Now (θ) 237.6°
Sep first 6.0 Sep last 8.616 Sep. Now (ρ) 8.616"
Mag pri 11.06 Mag sec 12.90 delta mag (ΔM) 1.84 Spectral class
Pri motion ra +002 Sec motion ra -025
Pri motion dec -006 Sec motion dec -012
Notes
rPM=0.997
This double is not physical.
 
 
23309+6954 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 23 30 57 +69 54 08 HJ 1890 AB 2015 9 238 8.6 11.06 12.90 1.84 <===
Show 23 30 57 +69 54 08 VBS 38 AC 2015 7 144 43.7 11.06 13.20 2.14
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4482-00417-1 Gaia DR2 2214919311772317568
 
 
WDS 23309+6954 HJ 1890 AB : 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.
VBs1904 Ma j Van Biesbroeck, G. 1904AnOB....9....1V
VBs1904 +orb Ann. R. Obs. Belgium 9, 1904
VBs1905 Ma - Van Biesbroeck, G. 1905RGOO...........
VBs1905 Greenwich Observations, 1905
VBs1906 Ma j Van Biesbroeck, G. 1906AN....172...33V
VBs1906 AN 172, 33, 1906
VBs1906B Ma - Van Biesbroeck, G. 1906MmRAS..56....1L
VBs1906B cited by Lewis (MemRAS 56, 1, 1906)
VBs1914 Ma j Van Biesbroeck, G. 1914AnOB...13....1V
VBs1914 Ann. R. Obs. Belgium 13, 1914
VBs1916 orb - Van Biesbroeck, G. 1916AJ.....29..163V
VBs1916 AJ 29, 163, 1916
VBs1918 Ma - Van Biesbroeck, G. 1918MNRAS..78..475L
VBs1918 MNRAS 78, 475, 1918
VBs1920 Ma j Van Biesbroeck, G. 1920AnOB...14....1V
VBs1920 Ann. R. Obs. Belgium 14, 1920
VBs1921 - Van Biesbroeck, G. 1921PA.....29..278V
VBs1921 Pop. Astr. 29, 278, 1921 (no data)
VBs1925 orb - Van Biesbroeck, G. 1925MNRAS..85..478V
VBs1925 MNRAS 85, 478, 1925
VBs1927a Ma j Van Biesbroeck, G. 1927PYerO...5....1V
VBs1927a +Pa Pub. Yerkes Obs. 5, pt. 1, 1927
VBs1927a +orb
VBs1927b orb - Van Biesbroeck, G. 1927BAN.....3..259V
VBs1927b BAN 3, 259, 1927
VBs1932A - Van Biesbroeck, G. 1932QB821.A43......
VBs1932A cited in ADS (Aitken Double Star Cat., 1932)
VBs1936 Ma - Van Biesbroeck, G. 1936PYerO...8...47V
VBs1936 +orb Pub. Yerkes Obs. 8, 47, 1936
VBs1940 orb - Van Biesbroeck, G. 1940AJ.....48..169V
VBs1940 AJ 48, 169, 1940
VBs1944a Mb - Van Biesbroeck, G. 1944PASP...56..123V
VBs1944a PASP 56, 123, 1944
VBs1944b Po - Van Biesbroeck, G. 1944AJ.....51...61V
VBs1944b AJ 51, 61, 1944
VBs1954 Ma - Van Biesbroeck, G. 1954PYerO...8....6V
VBs1954 +Mb Pub. Yerkes Obs. 8, pt. 6, 1954
VBs1954 +orb
VBs1960 Mb - Van Biesbroeck, G. 1960PYerO...9....2V
VBs1960 +orb Pub. Yerkes Obs. 9, pt. 2, 1960
VBs1961 P - Van Biesbroeck, G. 1961AJ.....66..528V
VBs1961 AJ 66, 528, 1961
VBs1965 Ma j Van Biesbroeck, G. .
VBs1965 +Mb Comm. Lunar Plan. Lab 3, #51, 1965
VBs1972 Mb j Lippincott, S.L. & Hershey, J.L. (measure by Van Biesbroeck) 1972AJ.....77..679V
VBs1972 AJ 77, 679, 1972
VBs1974 Ma j Van Biesbroeck, G. 1974ApJS...28..413V
VBs1974 +Mb ApJS 28, 413, 1974
VBs9999 Mb - Van Biesbroeck, G. ...................
VBs9999 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
23309+6954 HJ 1890 AB 1999 3 237 8.7 11.06 12.90 D 233056.60+695407.7
23309+6954 HJ 1890 AB 2011 4 237 8.5 11.06 12.90 D 233056.60+695407.7
23309+6954 HJ 1890 AB 2015 6 238 8.6 11.06 12.90 233056.60+695407.7

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

 
 
WDS 23309+6954 HJ 1890 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23309+6954 HJ 1890 AB : MEASURES
 
 
No records found.

 
 
WDS 23309+6954 : VIRTUAL EYEPIECE
 
 

23309+6954 HJ 1890A mag 11.06 23309+6954 HJ 1890B sep 5.2 P.A. 208.40 mag 12.9 23309+6954 VBS 38C sep 36.6 P.A. 166.20 mag 13.2 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 23309+6954 : ALADIN DSS IMAGE @ 23h 30m 56.60s +69° 54' 07.7"
 
 
 
 
WDS 23309+6954 HJ 1890 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23309+6954 HJ 1890AB distance=1' 23309+6954 VBS 38AC distance=1' 23315+6925 HDS3350 distance=30' 23353+6937 MLB 320 distance=30' 23385+7017 TDT4135 distance=46' 23244+6917 A 789 distance=51' 23262+7041 BU 386AB distance=53' 23262+7041 BU 386AC distance=53' 23213+6927 LDS5078 distance=58' 23384+7038 BU 856 distance=58' 23384+6911 CVR 289 distance=58' 23185+7014 LDS2034 distance=67' 23188+7025 HDS3320 distance=70' 23353+7108 TDT4112 distance=78' 23460+6958 KPP2224 distance=78' 23463+6957 MLR 278 distance=80' 23156+6950 MLB 318AB distance=80' 23156+6950 MLB 318AC distance=80' 23438+6904 AG 294 distance=85' 23349+7120 TDS1215 distance=88' 23444+7051 MLB 439 distance=89' 23465+6916 TDT4184 distance=91' 23303+6822 MLB 319 distance=93' 23272+6824 KPP1832 distance=93' 23234+7121 TDT4013 distance=95' 23493+6942 MLB 321AB distance=96' 23493+6942 MLB 321AC distance=96' 23484+7030 MLB 440 distance=96' 23471+6903 AG 295 distance=100' 23126+7038 MLB 438 distance=103' 23138+6904 A 787 distance=103' 23270+7135 TDT4039 distance=103' 23395+7129 LDS2049 distance=104' 23365+6813 FOX 49 distance=107' 23378+6813 BU 855 distance=108' 23374+7142 STF3029 distance=112' 23257+6804 HDS3334 distance=114' 23444+7127 UC 296 distance=115' 23438+7129 MLR 277 distance=115' 23225+7145 WFC 241 distance=119' 23490+6841 TDT4214 distance=121' 23485+7119 HJ 3217 distance=122' 23469+6824 HDS3378 distance=124' 23268+6752 HDS3337 distance=125' 23186+6807 STF3001AB distance=127' 23186+6807 STF3001AC distance=127' 23356+6750 CLZ 92 distance=127' 23138+7132 LDS2030 distance=130' 23241+6748 TDT4019 distance=132' 23485+7135 TDT4206 distance=134' 23508+7124 HJ 3221 distance=134' 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 23309+6954 HJ 1890 AB 238 8.6 1
Show 23309+6954 VBS 38 AC 144 43.7 1
Show 23315+6925 HDS3350 66 1.0 30
Show 23353+6937 MLB 320 345 5.0 30
Show 23385+7017 TDT4135 136 2.2 46
Show 23244+6917 A 789 85 2.2 51
Show 23262+7041 BU 386 AB 313 19.7 53
Show 23262+7041 BU 386 AC 205 51.0 53
Show 23213+6927 LDS5078 180 28.7 58
Show 23384+7038 BU 856 300 0.8 58
Show 23384+6911 CVR 289 171 69.7 58
Show 23185+7014 LDS2034 209 4.0 67
Show 23188+7025 HDS3320 307 1.0 70
Show 23353+7108 TDT4112 270 0.5 78
Show 23460+6958 KPP2224 354 18.4 78
Show 23463+6957 MLR 278 132 0.5 80
Show 23156+6950 MLB 318 AB 245 3.2 80
Show 23156+6950 MLB 318 AC 237 9.8 80
Show 23438+6904 AG 294 123 16.7 85
Show 23349+7120 TDS1215 179 1.5 88
Show 23444+7051 MLB 439 231 3.6 89
Show 23465+6916 TDT4184 142 0.7 91
Show 23303+6822 MLB 319 126 6.3 93
Show 23272+6824 KPP1832 70 14.2 93
Show 23234+7121 TDT4013 165 1.6 95
Show 23493+6942 MLB 321 AB 103 5.3 96
Show 23493+6942 MLB 321 AC 250 6.0 96
Show 23484+7030 MLB 440 80 3.0 96
Show 23471+6903 AG 295 105 14.0 100
Show 23126+7038 MLB 438 44 2.8 103
Show 23138+6904 A 787 17 2.8 103
Show 23270+7135 TDT4039 147 0.5 103
Show 23395+7129 LDS2049 230 9.2 104
Show 23365+6813 FOX 49 173 3.1 107
Show 23378+6813 BU 855 198 0.8 108
Show 23374+7142 STF3029 316 5.0 112
Show 23257+6804 HDS3334 279 0.1 114
Show 23444+7127 UC 296 47 36.1 115
Show 23438+7129 MLR 277 53 2.4 115
Show 23225+7145 WFC 241 273 5.3 119
Show 23490+6841 TDT4214 119 2.0 121
Show 23485+7119 HJ 3217 270 17.5 122
Show 23469+6824 HDS3378 159 2.9 124
Show 23268+6752 HDS3337 183 3.4 125
Show 23186+6807 STF3001 AB 224 3.4 127
Show 23186+6807 STF3001 AC 356 44.0 127
Show 23356+6750 CLZ 92 331 133.9 127
Show 23138+7132 LDS2030 93 2.7 130
Show 23241+6748 TDT4019 86 0.9 132
Show 23485+7135 TDT4206 62 0.6 134
Show 23508+7124 HJ 3221 197 22.1 134

 
 
WDS 23309+6954 : COMPONENTS
 
 
  A B
B pa=208.4°
sep=5.25"
 
C pa=166.2°
sep=36.63"
pa=160.0°
sep=32.93"
 
 
23309+6954 A
 
 
Coord arcsec 2000 233056.60+695407.7 Mag 11.06 PmRA 2.00 PmDE -6.0
Tycho2 4482-00417-1
Tycho2
Tycho2 4482-00417-1 Pflag RAmdeg 352.73587004 DEmdeg 69.90216346
PmRA 1.2 PmDE -10.9 E RAmdeg 44 E DEmdeg 48
E pmRA 1.9 E pmDE 2.0 EpRAm 1986.05 EpDEm 1985.78
Num 3 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.8 BTmag 11.851 E BTmag 0.082 VTmag 11.056
E VTmag 0.068 Prox 999 TYC T HIP
CCDM RAdeg 352.73586222 DEdeg 69.90218861 EpRA 1990 1.70
EpDE 1990 1.66 E RAdeg 44.6 E DEdeg 48.6 Posflg
Corr 0.1
 
 
23309+6954 B
 
 
Coord arcsec 2000 233056.12+695403.1 Mag 12.9 PmRA -25.00 PmDE -12.0
Calc delta mag 1.84 Calc coord yes
 
 
23309+6954 C
 
 
Coord arcsec 2000 233058.30+695332.1 Mag 13.2 Calc delta mag 2.14 Calc coord yes