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Doubles in session


Current system
04568-1608
HJ 3705
HD 31636


Nearby doubles
28' : 04553-1625
HDS 635

36' : 04590-1623
BU 314AB

49' : 05000-1623
RST3409AB

59' : 05005-1545
A 3008

67' : 04589-1708
TDS3024

72' : 04545-1711
UC 1231

74' : 05019-1617
HJ 3714

77' : 04539-1505
GWP 628

82' : 05022-1632
KPP1487

97' : 04562-1744
RST2360

99' : 04501-1548
HDS 622

99' : 04580-1745
NSN 84

103' : 04515-1716
ARA 156

109' : 04507-1713
ARA 155

120' : 04516-1435
GAL 153

120' : 05033-1722
B 2583

136' : 04484-1710
KPP3586

136' : 05016-1411
BRT1838

141' : 05039-1433
SKF2473

142' : 05062-1526
HJ 3720

143' : 05003-1822
BRT1380

145' : 05064-1649
GAL 376

145' : 04468-1630
TDS 146

146' : 04542-1347
GWP 629

149' : 04525-1822
SHN 9

151' : 04571-1338
A 2625



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.

04568-1608 HJ 3705 (HD 31636)

 
 
04h 56m 47.91s -16° 08' 06.2" P.A. 142.00 sep 22.3 mag 7.48,9.62 Sp A0/1V dist. 225.23 pc (734.7 l.y.)
 
 
Coord 2000 04568-1608 Discov num HJ 3705 Comp Coord arcsec 2000 04 56 47.91 -16 08 06.2
Date first 1835 Date last 2015 Obs 16
Pa first 139 Pa last 141.5 P.A. Now (θ) 141.5°
Sep first 16.0 Sep last 22.3 Sep. Now (ρ) 22.3"
Mag pri 7.48 Mag sec 9.62 delta mag (ΔM) 2.14 Spectral class A0/1V (white)
Pri motion ra +000 Sec motion ra +004
Pri motion dec -007 Sec motion dec -012
Notes
rPM=0.506
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 31636 Constellation Lepus SAO 150011 HIP 22991
Tycho2 5900-00370-1 Gaia DR2 2980219914835565440 HD 31636 ADS 3556
BD BD-16 999 Distance 225.23 Distance ly 734.7
 
 
WDS 04568-1608 HJ 3705 (HD 31636) : 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
04568-1608 HJ 3705 1998 10 142 22.3 7.48 9.62 A0/1V D 045647.91-160806.2
04568-1608 HJ 3705 2011 12 141 22.3 7.48 9.62 A0/1V D 045647.91-160806.2
04568-1608 HJ 3705 2015 16 142 22.3 7.48 9.62 A0/1V 045647.91-160806.2

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

 
 
WDS 04568-1608 HJ 3705 (HD 31636) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04568-1608 HJ 3705 (HD 31636) : MEASURES
 
 
No records found.

 
 
WDS 04568-1608 (HD 31636) : VIRTUAL EYEPIECE
 
 

04568-1608 HJ 3705A mag 7.48 Sp A0/1V 04568-1608 HJ 3705B sep 22.0 P.A. 142.60 mag 9.62 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 04568-1608 (HD 31636) : ALADIN DSS IMAGE @ 04h 56m 47.91s -16° 08' 06.2"
 
 
 
 
WDS 04568-1608 HJ 3705 (HD 31636) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04568-1608 HJ 3705 distance=0' 04553-1625 HDS 635 distance=28' 04590-1623 BU 314AB distance=36' 04590-1623 BU 314AB,C distance=36' 05000-1623 RST3409AB distance=49' 05000-1623 TDS3035AC distance=49' 05005-1545 A 3008 distance=59' 04589-1708 TDS3024 distance=67' 04545-1711 UC 1231 distance=72' 05019-1617 HJ 3714 distance=74' 04539-1505 GWP 628 distance=77' 05022-1632 KPP1487 distance=82' 04562-1744 RST2360 distance=97' 04501-1548 HDS 622 distance=99' 04580-1745 NSN 84 distance=99' 04515-1716 ARA 156 distance=103' 04507-1713 ARA 155 distance=109' 04516-1435 GAL 153 distance=120' 05033-1722 B 2583 distance=120' 04484-1710 KPP3586 distance=136' 05016-1411 BRT1838 distance=136' 05039-1433 SKF2473 distance=141' 05062-1526 HJ 3720 distance=142' 05003-1822 BRT1380 distance=143' 05064-1649 GAL 376 distance=145' 04468-1630 TDS 146 distance=145' 04542-1347 GWP 629 distance=146' 04525-1822 SHN 9 distance=149' 04571-1338 A 2625 distance=151' 04472-1715 ARG 11AB distance=153' 04472-1715 TOI 422BC distance=154' 05046-1753 HDS 661 distance=154' 04460-1631 A 3007 distance=157' 04598-1839 B 2518 distance=158' 04599-1849 HJ 3709 distance=168' 05007-1330 STF 631 distance=168' 04466-1445 GWP 615 distance=169' 04503-1348 KPP1018 distance=169' 05047-1814 UC 1261 distance=169' 05000-1851 B 2581AB distance=170' 05000-1851 B 2581BC distance=171' 05028-1340 A 2631 distance=172' 05084-1534 GAL 166 distance=173' 05055-1812 RST4775 distance=176' 04574-1906 B 2580AB distance=179' 04574-1906 B 2580BC distance=180' 04516-1325 SKF1384 distance=180' 05058-1404 TDS3061 distance=181' 04554-1309 A 2623 distance=181' 05074-1433 A 3011 distance=181' 05094-1540 HDS 678 distance=185' 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 04568-1608 HJ 3705 142 22.3
Show 04553-1625 HDS 635 273 0.4 28
Show 04590-1623 BU 314 AB 316 0.7 36
Show 04590-1623 BU 314 AB,C 55 53.3 36
Show 05000-1623 RST3409 AB 14 0.2 49
Show 05000-1623 TDS3035 AC 103 0.5 49
Show 05005-1545 A 3008 157 1.9 59
Show 04589-1708 TDS3024 146 0.8 67
Show 04545-1711 UC 1231 240 13.9 72
Show 05019-1617 HJ 3714 280 8.7 74
Show 04539-1505 GWP 628 98 385.0 77
Show 05022-1632 KPP1487 54 11.2 82
Show 04562-1744 RST2360 335 1.4 97
Show 04501-1548 HDS 622 168 1.1 99
Show 04580-1745 NSN 84 124 8.2 99
Show 04515-1716 ARA 156 318 8.7 103
Show 04507-1713 ARA 155 23 11.5 109
Show 04516-1435 GAL 153 66 13.0 120
Show 05033-1722 B 2583 18 43.7 120
Show 04484-1710 KPP3586 353 1.5 136
Show 05016-1411 BRT1838 241 5.5 136
Show 05039-1433 SKF2473 354 70.9 141
Show 05062-1526 HJ 3720 157 29.8 142
Show 05003-1822 BRT1380 62 4.3 143
Show 05064-1649 GAL 376 356 26.8 145
Show 04468-1630 TDS 146 134 0.8 145
Show 04542-1347 GWP 629 215 207.1 146
Show 04525-1822 SHN 9 120 0.3 149
Show 04571-1338 A 2625 182 0.1 151
Show 04472-1715 ARG 11 AB 235 29.9 153
Show 04472-1715 TOI 422 BC 119 1.4 154
Show 05046-1753 HDS 661 247 0.1 154
Show 04460-1631 A 3007 186 3.6 157
Show 04598-1839 B 2518 209 5.5 158
Show 04599-1849 HJ 3709 309 18.6 168
Show 05007-1330 STF 631 107 5.8 168
Show 04466-1445 GWP 615 182 28.4 169
Show 04503-1348 KPP1018 128 8.2 169
Show 05047-1814 UC 1261 131 6.4 169
Show 05000-1851 B 2581 AB 166 82.7 170
Show 05000-1851 B 2581 BC 39 3.5 171
Show 05028-1340 A 2631 190 4.2 172
Show 05084-1534 GAL 166 160 9.1 173
Show 05055-1812 RST4775 88 1.4 176
Show 04574-1906 B 2580 AB 156 63.3 179
Show 04574-1906 B 2580 BC 120 7.7 180
Show 04516-1325 SKF1384 180 70.5 180
Show 05058-1404 TDS3061 179 0.7 181
Show 04554-1309 A 2623 209 1.4 181
Show 05074-1433 A 3011 235 3.5 181
Show 05094-1540 HDS 678 95 0.2 185

 
 
WDS 04568-1608 : COMPONENTS
 
 
  A
B pa=142.6°
sep=21.96"
 
 
04568-1608 A
 
 
Componente originario normalizzato AB Name HD 31636 Coord arcsec 2000 045647.91-160806.2 Mag 7.48
Spectral class A0/1V (white) PmRA 0.00 PmDE -7.0 SAO 150011
HIP 22991 Tycho2 5900-00370-1 HD 31636 ADS 3556
BD BD-16 999
Tycho2
Tycho2 5900-00370-1 Pflag RAmdeg 74.19961602 DEmdeg -16.13507914
PmRA -0.4 PmDE -6.5 E RAmdeg 4 E DEmdeg 5
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.52 EpDEm 1991.23
Num 9 Q RAmdeg 0.5 Q DEmdeg 0.4 Q pmRA 0.6
Q pmDE 0.4 BTmag 7.529 E BTmag 0.015 VTmag 7.449
E VTmag 0.011 Prox 999 TYC T HIP 22991
CCDM RAdeg 74.19961722 DEdeg -16.13506417 EpRA 1990 1.78
EpDE 1990 1.65 E RAdeg 4.2 E DEdeg 4.5 Posflg
Corr 0.0
SAO
SAO 150011 DelFlag RA1950 PmRA1950 -0.0023
DE1950 PmDE1950 -0.019 Vmag 7.5 SpType A0
Double code Source 21 CatNum 1378 DM BD-16 999
DMcomp BDsup HD 31636 M HD 0
GC RA1950rad 1.2851973 DE1950rad -0.28295641 PmRA2000 -0.0018
PmDE2000 -0.019
Hipparcos
Catalog H HIP 22991 Proxy RAhms 04 56 47.91
DEdms -16 08 06.2 Vmag 7.46 VarFlag R Vmag H
RAdeg 74.1996 DEdeg -16.1351 AstroRef Plx 4.16
CCDM 04568-1608 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 31636 BD BD-16 999
CD CP Dm number -16 999 VIred 0.06
SpType A0/A1V R SpType Coord arcsec 2000 045647.91-160806.2
Hipparcos 2
HIP 22991 Sn 5 So 0 Nc 1
RArad 1.2950276116 DErad -0.2816099491 Plx 4.44 PmRA 0.57
PmDE -7.23 E RArad 0.51 E DErad 0.4 E Plx 0.68
E pmRA 0.7 E pmDE 0.46 Hpmag 7.4839 E Hpmag 0.0013
SHp 0.015 VA 0 BV 0.063 E BV 0.1
VI 0.06
CCDM
Ccdm 04568-1608 RComp Comp A Note1
Note2 Discov num DRAs -0.24 DDEs -7.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.8 Sp A0 PmNote *
PmRA -33 PmDE -19 Dm number -16 999 Cat1 BD
Name2 150011 Cat2 SAO HD 31636 M HD
ADS BDS A 3556 M ADS BDS N IDS IDS 04523S1618A
HIC 22991
 
 
04568-1608 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 045648.84-160823.7 Mag 9.62 PmRA 4.00
PmDE -12.0 HIP 22992 Calc delta mag 2.14 Calc coord yes
Hipparcos
Catalog H HIP 22992 Proxy RAhms 04 56 48.77
DEdms -16 08 24.5 Vmag 9.48 VarFlag R Vmag H
RAdeg DEdeg AstroRef Plx
CCDM 04568-1608 N CCDM I Nsys 2 Ncomp
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.75
SpType R SpType Coord arcsec 2000 045648.77-160824.5
CCDM
Ccdm 04568-1608 RComp Comp B Note1
Note2 Discov num HJ 3705 DRAs 0.75 DDEs -24.7
R dRAs 90 Year 1880 Theta 141 Rho 22.3
Obs 5 Vmag 9.9 Sp PmNote
PmRA -33 PmDE -19 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3556 M ADS BDS N IDS IDS 04523S1618B
HIC 22992