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Doubles in session


Current system
04532-2046
HJ 3700
HD 31225


Nearby doubles
18' : 04539-2032
HDS 633

19' : 04519-2046
UC 1225

26' : 04544-2027
ARA 842

29' : 04518-2025
ARA 841

34' : 04549-2110
SKF2472

45' : 04504-2108
DON 82

56' : 04493-2059
TDS2978

60' : 04545-2143
ARA1271

62' : 04563-2003
DON 85

68' : 04486-2026
ARA 840

71' : 04573-2005
KPP 727

77' : 04478-2049
BU 312

78' : 04577-2132
SPM 14

83' : 04547-2206
RST3406

92' : 04512-2213
BRT1378

92' : 04470-2113
DON 79

95' : 04555-2214
BRT1379

96' : 04545-1913
TDS3001

96' : 04577-2157
KPP1105

105' : 05005-2028
DON 88

105' : 04468-2141
DON 78

107' : 04462-2128
OL 2

107' : 04568-1912
B 1941

110' : 04467-1946
UC 1213AB

115' : 04490-2224
DON 80

117' : 04574-1906
B 2580AB



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.

04532-2046 HJ 3700 (HD 31225)

 
 
04h 53m 12.21s -20° 46' 19.6" P.A. 349.00 sep 26.2 mag 7.02,11.50 Sp A3 dist. 187.97 pc (613.16 l.y.)
 
 
Coord 2000 04532-2046 Discov num HJ 3700 Comp Coord arcsec 2000 04 53 12.21 -20 46 19.6
Date first 1835 Date last 2015 Obs 8
Pa first 347 Pa last 348.8 P.A. Now (θ) 348.8°
Sep first 19.0 Sep last 26.192 Sep. Now (ρ) 26.192"
Mag pri 7.02 Mag sec 11.50 delta mag (ΔM) 4.48 Spectral class A3 (white)
Pri motion ra -006 Sec motion ra +002
Pri motion dec -006 Sec motion dec -002
Notes
rPM=1.054
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 31225 Constellation Eridanus SAO 169847 HIP 22721
Tycho2 5911-00089-1 Gaia DR2 2974295368225211776 HD 31225 GC 5965
ADS 3511 BD BD-21 1003 Distance 187.97 Distance ly 613.16
 
 
WDS 04532-2046 HJ 3700 (HD 31225) : 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
04532-2046 HJ 3700 1998 5 349 26.3 7.02 11.50 A3 D 045312.21-204619.6
04532-2046 HJ 3700 1999 6 349 25.8 7.02 11.50 A3 D 045312.21-204619.6
04532-2046 HJ 3700 2010 7 349 26.1 7.02 11.50 A3 045312.21-204619.6
04532-2046 HJ 3700 2015 8 349 26.2 7.02 11.50 A3 045312.21-204619.6

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

 
 
WDS 04532-2046 HJ 3700 (HD 31225) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04532-2046 HJ 3700 (HD 31225) : MEASURES
 
 
No records found.

 
 
WDS 04532-2046 (HD 31225) : VIRTUAL EYEPIECE
 
 

04532-2046 HJ 3700A mag 7.02 Sp A3 04532-2046 HJ 3700B sep 26.1 P.A. 349.50 mag 11.5 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 04532-2046 (HD 31225) : ALADIN DSS IMAGE @ 04h 53m 12.21s -20° 46' 19.6"
 
 
 
 
WDS 04532-2046 HJ 3700 (HD 31225) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04532-2046 HJ 3700 distance=0' 04539-2032 HDS 633 distance=18' 04519-2046 UC 1225 distance=19' 04544-2027 ARA 842 distance=26' 04518-2025 ARA 841 distance=29' 04549-2110 SKF2472 distance=34' 04504-2108 DON 82 distance=45' 04493-2059 TDS2978 distance=56' 04545-2143 ARA1271 distance=60' 04563-2003 DON 85 distance=62' 04486-2026 ARA 840 distance=68' 04573-2005 KPP 727 distance=71' 04478-2049 BU 312 distance=77' 04577-2132 SPM 14 distance=78' 04547-2206 RST3406 distance=83' 04512-2213 BRT1378 distance=92' 04470-2113 DON 79 distance=92' 04555-2214 BRT1379 distance=95' 04545-1913 TDS3001 distance=96' 04577-2157 KPP1105 distance=96' 05005-2028 DON 88 distance=105' 04468-2141 DON 78 distance=105' 04462-2128 OL 2 distance=107' 04568-1912 B 1941 distance=107' 04467-1946 UC 1213AB distance=110' 04490-2224 DON 80 distance=115' 04574-1906 B 2580BC distance=117' 04574-1906 B 2580AB distance=117' 05020-2032 LDS3636 distance=126' 04441-2027 TDS2952 distance=130' 05025-2115 DON 91AB distance=134' 05025-2115 HLN 8AC distance=134' 04590-2239 RST3408 distance=139' 04580-2248 I 473 distance=140' 04434-2113 TDS2946 distance=141' 05001-2229 KPP2709 distance=141' 04525-1822 SHN 9 distance=144' 04574-2300 NSC 21 distance=147' 04455-2226 DON 77 distance=147' 05036-2029 WHC 1 distance=147' 05023-1932 LPM 201 distance=149' 05000-1851 B 2581BC distance=150' 05000-1851 B 2581AB distance=150' 04425-2058 DON 75 distance=151' 04599-1849 HJ 3709 distance=151' 05033-1954 TVB 88 distance=151' 04466-2247 OL 3 distance=152' 04421-2045 ARA 839 distance=156' 04458-1851 UC 1210 distance=156' 04421-2039 SHN 91 distance=157' 04598-1839 B 2518 distance=158' 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 04532-2046 HJ 3700 349 26.2
Show 04539-2032 HDS 633 149 0.2 18
Show 04519-2046 UC 1225 132 38.3 19
Show 04544-2027 ARA 842 36 5.9 26
Show 04518-2025 ARA 841 200 10.5 29
Show 04549-2110 SKF2472 152 69.4 34
Show 04504-2108 DON 82 47 0.7 45
Show 04493-2059 TDS2978 192 0.6 56
Show 04545-2143 ARA1271 200 15.5 60
Show 04563-2003 DON 85 313 1.2 62
Show 04486-2026 ARA 840 117 1.4 68
Show 04573-2005 KPP 727 83 6.4 71
Show 04478-2049 BU 312 346 3.4 77
Show 04577-2132 SPM 14 287 19.0 78
Show 04547-2206 RST3406 252 0.1 83
Show 04512-2213 BRT1378 61 7.8 92
Show 04470-2113 DON 79 327 9.2 92
Show 04555-2214 BRT1379 132 3.4 95
Show 04545-1913 TDS3001 193 0.8 96
Show 04577-2157 KPP1105 202 8.8 96
Show 05005-2028 DON 88 114 9.2 105
Show 04468-2141 DON 78 242 2.0 105
Show 04462-2128 OL 2 227 4.4 107
Show 04568-1912 B 1941 288 0.7 107
Show 04467-1946 UC 1213 AB 182 36.4 110
Show 04490-2224 DON 80 337 0.7 115
Show 04574-1906 B 2580 BC 120 7.7 117
Show 04574-1906 B 2580 AB 156 63.3 117
Show 05020-2032 LDS3636 96 42.8 126
Show 04441-2027 TDS2952 125 1.5 130
Show 05025-2115 DON 91 AB 7 1.0 134
Show 05025-2115 HLN 8 AC 28 32.0 134
Show 04590-2239 RST3408 216 4.1 139
Show 04580-2248 I 473 238 0.9 140
Show 04434-2113 TDS2946 68 0.7 141
Show 05001-2229 KPP2709 4 1.9 141
Show 04525-1822 SHN 9 120 0.3 144
Show 04574-2300 NSC 21 317 17.0 147
Show 04455-2226 DON 77 97 0.7 147
Show 05036-2029 WHC 1 83 9.1 147
Show 05023-1932 LPM 201 75 10.8 149
Show 05000-1851 B 2581 BC 39 3.5 150
Show 05000-1851 B 2581 AB 166 82.7 150
Show 04425-2058 DON 75 88 0.2 151
Show 04599-1849 HJ 3709 309 18.6 151
Show 05033-1954 TVB 88 204 3.0 151
Show 04466-2247 OL 3 52 1.7 152
Show 04421-2045 ARA 839 337 7.0 156
Show 04458-1851 UC 1210 65 6.7 156
Show 04421-2039 SHN 91 -1 0.2 157
Show 04598-1839 B 2518 209 5.5 158

 
 
WDS 04532-2046 : COMPONENTS
 
 
  A
B pa=349.5°
sep=26.13"
 
 
04532-2046 A
 
 
Componente originario normalizzato AB Name HD 31225 Coord arcsec 2000 045312.21-204619.6 Mag 7.02
Spectral class A3 (white) PmRA -6.00 PmDE -6.0 SAO 169847
HIP 22721 Tycho2 5911-00089-1 HD 31225 GC 5965
ADS 3511 BD BD-21 1003
Tycho2
Tycho2 5911-00089-1 Pflag RAmdeg 73.30085829 DEmdeg -20.77213067
PmRA -5.9 PmDE -4.2 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.41 EpDEm 1991.42
Num 11 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 7.223 E BTmag 0.015 VTmag 7.042
E VTmag 0.010 Prox 302 TYC T HIP 22721
CCDM RAdeg 73.30087306 DEdeg -20.77212083 EpRA 1990 1.70
EpDE 1990 1.69 E RAdeg 3.9 E DEdeg 3.9 Posflg
Corr 0.1
SAO
SAO 169847 DelFlag RA1950 PmRA1950 -0.0015
DE1950 PmDE1950 -0.027 Vmag 6.9 SpType A3
Double code Source 70 CatNum 5965 DM BD-21 1003
DMcomp BDsup HD 31225 M HD 0
GC 5965 RA1950rad 1.26992606 DE1950rad -0.36396484 PmRA2000 -0.0011
PmDE2000 -0.027
Hipparcos
Catalog H HIP 22721 Proxy RAhms 04 53 12.21
DEdms -20 46 19.6 Vmag 7.02 VarFlag R Vmag H
RAdeg 73.3009 DEdeg -20.7721 AstroRef Plx 5.48
CCDM 04532-2046 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 31225 BD BD-21 1003
CD CP Dm number -21 1003 VIred 0.15
SpType Ap... R SpType Coord arcsec 2000 045312.21-204619.6
Hipparcos 2
HIP 22721 Sn 5 So 0 Nc 1
RArad 1.2793416114 DErad -0.3625419009 Plx 5.32 PmRA -5.71
PmDE -6.15 E RArad 0.41 E DErad 0.45 E Plx 0.68
E pmRA 0.53 E pmDE 0.62 Hpmag 7.0838 E Hpmag 0.0013
SHp 0.013 VA 0 BV 0.184 E BV 0.007
VI 0.2
CCDM
Ccdm 04532-2046 RComp Comp A Note1
Note2 Discov num DRAs 0.13 DDEs -21.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.9 Sp A3 PmNote *
PmRA -18 PmDE -26 Dm number -21 1003 Cat1 BD
Name2 169847 Cat2 SAO HD 31225 M HD
ADS BDS A 3511 M ADS BDS N IDS IDS 04489S2056A
HIC 22721
 
 
04532-2046 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 045311.87-204553.9 Mag 11.5 PmRA 2.00
PmDE -2.0 Calc delta mag 4.48 Calc coord yes
CCDM
Ccdm 04532-2046 RComp Comp B Note1
Note2 Discov num HJ 3700 DRAs -0.41 DDEs 15.0
R dRAs 90 Year 1877 Theta 347 Rho 26.5
Obs 3 Vmag 11.5 Sp PmNote *
PmRA -42 PmDE 85 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3511 M ADS BDS N IDS IDS 04489S2056B
HIC