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Doubles in session


Current system
00226+2140
HJ 1959
HD 1812


Nearby doubles
4' : 00227+2143
CVR 315

15' : 00217+2144
CVR 10

36' : 00202+2129
J 630

44' : 00251+2112
SKF2458

49' : 00244+2058
AZC 3

60' : 00185+2129
COU 21

69' : 00272+2115
BU 1225

75' : 00175+2200
COU 73AB

76' : 00254+2036
A 2301

76' : 00253+2036
J 3246

78' : 00180+2057
LDS 864

79' : 00170+2146
KU 4

84' : 00279+2220
FRV 1

86' : 00287+2134
HU 601

87' : 00236+2014
SKF2457

102' : 00159+2103
TDS1373

108' : 00149+2133
BU 1027

113' : 00304+2206
DOO 24AB

113' : 00174+2306
COU 146

115' : 00305+2208
HJ 1027

116' : 00145+2118
LDS3141

116' : 00309+2135
J 634

117' : 00197+1951
GWP 40

125' : 00169+2004
CRC 43

126' : 00189+1946
J 218

128' : 00305+2246
DEA 36



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.

00226+2140 HJ 1959 (HD 1812)

 
 
00h 22m 38.45s +21° 39' 59.9" P.A. 286.00 sep 27.1 mag 9.10,10.77 Sp K2
 
 
Coord 2000 00226+2140 Discov num HJ 1959 Comp Coord arcsec 2000 00 22 38.45 +21 39 59.9
Date first 1830 Date last 2016 Obs 20
Pa first 288 Pa last 285.7 P.A. Now (θ) 285.7°
Sep first 20.0 Sep last 27.113 Sep. Now (ρ) 27.113"
Mag pri 9.10 Mag sec 10.77 delta mag (ΔM) 1.67 Spectral class K2 (yellow-orange)
Pri motion ra -006 Sec motion ra -005
Pri motion dec -042 Sec motion dec -041
Notes
rPM=0.033 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 1812 Constellation Pisces SAO 73934 Tycho2 1186-00412-1
Gaia DR2 2799523356423667072 HD 1812
 
 
WDS 00226+2140 HJ 1959 (HD 1812) : 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
00226+2140 HJ 1959 2007 12 286 27.2 9.10 10.77 K2 D 002238.45+213959.9
00226+2140 HJ 1959 2010 14 286 27.1 9.10 10.77 K2 002238.45+213959.9
00226+2140 HJ 1959 2015 15 286 27.1 9.10 10.77 K2 002238.45+213959.9
00226+2140 HJ 1959 2016 20 286 27.1 9.10 10.77 K2 002238.45+213959.9

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

 
 
WDS 00226+2140 HJ 1959 (HD 1812) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00226+2140 HJ 1959 (HD 1812) : MEASURES
 
 
No records found.

 
 
WDS 00226+2140 (HD 1812) : VIRTUAL EYEPIECE
 
 

00226+2140 HJ 1959A mag 9.1 Sp K2 00226+2140 HJ 1959B sep 25.3 P.A. 286.80 mag 10.77 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 00226+2140 (HD 1812) : ALADIN DSS IMAGE @ 00h 22m 38.45s +21° 39' 59.9"
 
 
 
 
WDS 00226+2140 HJ 1959 (HD 1812) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00226+2140 HJ 1959 distance=0' 00227+2143 CVR 315 distance=4' 00217+2144 CVR 10 distance=15' 00202+2129 J 630 distance=36' 00251+2112 SKF2458 distance=44' 00244+2058 AZC 3 distance=49' 00185+2129 COU 21 distance=60' 00272+2115 BU 1225 distance=69' 00175+2200 COU 73AB distance=75' 00175+2200 COU 73Aa,Ab distance=75' 00254+2036 A 2301 distance=76' 00253+2036 J 3246 distance=76' 00180+2057 LDS 864 distance=78' 00170+2146 KU 4 distance=79' 00279+2220 FRV 1 distance=84' 00287+2134 HU 601 distance=86' 00236+2014 SKF2457 distance=87' 00159+2103 TDS1373 distance=102' 00149+2133 BU 1027 distance=108' 00304+2206 DOO 24AB distance=113' 00174+2306 COU 146 distance=113' 00305+2208 HJ 1027 distance=115' 00145+2118 LDS3141 distance=116' 00309+2135 J 634 distance=116' 00197+1951 GWP 40 distance=117' 00169+2004 CRC 43 distance=125' 00189+1946 J 218 distance=126' 00305+2246 DEA 36 distance=128' 00297+2018 J 168AB distance=129' 00297+2018 HJ 1976AC distance=129' 00314+2102 CBL 7 distance=129' 00156+2305 TDS 8 distance=130' 00279+2334 BU 779 distance=136' 00324+2147 HDS 72 distance=137' 00248+1925 BRT2296 distance=139' 00126+2143 BAG 19Aa,Ab distance=141' 00126+2143 LDS 861AB distance=141' 00164+1950 LDS 863AB distance=141' 00164+1950 LMP 1AC distance=141' 00164+1950 TSN 120Aa,Ab distance=141' 00220+1916 UC 355 distance=144' 00263+1923 ITF 34 distance=147' 00261+2359 HU 407 distance=147' 00293+2334 POU 31 distance=148' 00255+2402 SLW 19 distance=148' 00269+2356 TDS1466 distance=148' 00247+2407 POU 25 distance=151' 00218+2411 POU 21 distance=152' 00132+2023 HDS 29 distance=154' 00251+2414 POU 26AB distance=159' 00251+2414 POU 27AC distance=159' 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 00226+2140 HJ 1959 286 27.1
Show 00227+2143 CVR 315 211 14.8 4
Show 00217+2144 CVR 10 337 13.2 15
Show 00202+2129 J 630 114 2.8 36
Show 00251+2112 SKF2458 102 8.2 44
Show 00244+2058 AZC 3 324 31.7 49
Show 00185+2129 COU 21 170 1.2 60
Show 00272+2115 BU 1225 190 1.4 69
Show 00175+2200 COU 73 AB 227 1.6 75
Show 00175+2200 COU 73 Aa,Ab 48 0.1 75
Show 00254+2036 A 2301 228 2.8 76
Show 00253+2036 J 3246 18 0.3 76
Show 00180+2057 LDS 864 232 9.3 78
Show 00170+2146 KU 4 135 2.4 79
Show 00279+2220 FRV 1 259 0.1 84
Show 00287+2134 HU 601 308 0.7 86
Show 00236+2014 SKF2457 140 1.7 87
Show 00159+2103 TDS1373 243 0.7 102
Show 00149+2133 BU 1027 192 1.7 108
Show 00304+2206 DOO 24 AB 261 19.9 113
Show 00174+2306 COU 146 91 1.1 113
Show 00305+2208 HJ 1027 218 18.4 115
Show 00145+2118 LDS3141 26 10.7 116
Show 00309+2135 J 634 249 2.3 116
Show 00197+1951 GWP 40 263 53.1 117
Show 00169+2004 CRC 43 106 1.1 125
Show 00189+1946 J 218 3 4.5 126
Show 00305+2246 DEA 36 232 117.0 128
Show 00297+2018 J 168 AB 172 1.5 129
Show 00297+2018 HJ 1976 AC 274 11.1 129
Show 00314+2102 CBL 7 228 12.5 129
Show 00156+2305 TDS 8 358 2.1 130
Show 00279+2334 BU 779 246 0.6 136
Show 00324+2147 HDS 72 39 0.2 137
Show 00248+1925 BRT2296 190 3.0 139
Show 00126+2143 BAG 19 Aa,Ab 39 0.5 141
Show 00126+2143 LDS 861 AB 153 28.7 141
Show 00164+1950 LDS 863 AB 58 25.2 141
Show 00164+1950 LMP 1 AC 336 9.6 141
Show 00164+1950 TSN 120 Aa,Ab 45 0.0 141
Show 00220+1916 UC 355 20 29.4 144
Show 00263+1923 ITF 34 27 5.5 147
Show 00261+2359 HU 407 332 1.1 147
Show 00293+2334 POU 31 83 4.7 148
Show 00255+2402 SLW 19 109 10.9 148
Show 00269+2356 TDS1466 16 0.3 148
Show 00247+2407 POU 25 63 5.6 151
Show 00218+2411 POU 21 35 3.3 152
Show 00132+2023 HDS 29 165 0.8 154
Show 00251+2414 POU 26 AB 109 15.3 159
Show 00251+2414 POU 27 AC 57 4.8 159

 
 
WDS 00226+2140 : COMPONENTS
 
 
  A
B pa=286.8°
sep=25.34"
 
 
00226+2140 A
 
 
Componente originario normalizzato AB Name HD 1812 Coord arcsec 2000 002238.45+213959.9 Mag 9.1
Spectral class K2 (yellow-orange) PmRA -6.00 PmDE -42.0 SAO 73934
Tycho2 1186-00412-1 HD 1812 DM BD+20 34
Tycho2
Tycho2 1186-00412-1 Pflag RAmdeg 5.66021542 DEmdeg 21.66662951
PmRA -6.4 PmDE -42.6 E RAmdeg 13 E DEmdeg 16
E pmRA 1.0 E pmDE 1.0 EpRAm 1988.69 EpDEm 1986.96
Num 9 Q RAmdeg 0.5 Q DEmdeg 0.9 Q pmRA 0.6
Q pmDE 0.9 BTmag 10.330 E BTmag 0.036 VTmag 9.103
E VTmag 0.021 Prox 272 TYC T HIP
CCDM RAdeg 5.66023167 DEdeg 21.66673028 EpRA 1990 1.68
EpDE 1990 1.52 E RAdeg 14.0 E DEdeg 16.9 Posflg
Corr -0.3
SAO
SAO 73934 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 -0.045 Vmag 8.7 SpType K2
Double code Source 35 CatNum 88 DM BD+20 34
DMcomp BDsup HD 1812 M HD 0
GC RA1950rad 0.08742851 DE1950rad 0.3733262 PmRA2000 -0.0017
PmDE2000 -0.05
CCDM
Ccdm 00226+2140 RComp Comp A Note1
Note2 Discov num DRAs 2.41 DDEs 0.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.0 Sp K2 PmNote *
PmRA -5 PmDE -31 Dm number +20 34 Cat1 BD
Name2 +21 27 Cat2 AGK2/3 HD 1812 M HD
ADS BDS B 169 M ADS BDS N IDS IDS 00174N2107A
HIC
 
 
00226+2140 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 002236.71+214007.2 Mag 10.77 PmRA -5.00
PmDE -41.0 Tycho2 1186-00497-1 Calc delta mag 1.67 Calc coord yes
Tycho2
Tycho2 1186-00497-1 Pflag RAmdeg 5.65241045 DEmdeg 21.66867886
PmRA -6.8 PmDE -43.3 E RAmdeg 31 E DEmdeg 33
E pmRA 1.3 E pmDE 1.4 EpRAm 1980.63 EpDEm 1977.67
Num 8 Q RAmdeg 0.9 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 11.384 E BTmag 0.077 VTmag 10.769
E VTmag 0.073 Prox 272 TYC T HIP
CCDM RAdeg 5.65242750 DEdeg 21.66880167 EpRA 1990 1.68
EpDE 1990 1.47 E RAdeg 40.0 E DEdeg 49.9 Posflg
Corr -0.3
CCDM
Ccdm 00226+2140 RComp Comp B Note1
Note2 Discov num HJ 1959 DRAs 0.48 DDEs 7.2
R dRAs 10 Year 1894 Theta 286 Rho 27.2
Obs 3 Vmag 10.7 Sp PmNote *
PmRA -20 PmDE -42 Dm number Cat1
Name2 +21 26 Cat2 AGK2/3 HD M HD
ADS BDS B 169 M ADS BDS N IDS IDS 00174N2107B
HIC