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Doubles in session


Current system
02525-5955
HJ 3541
HD 18170


Nearby doubles
11' : 02510-5959
UC 827

26' : 02513-5932
UC 830

30' : 02494-5938
FIN 82

31' : 02563-5949
JSP 45

44' : 02469-6009
I 268AB

57' : 02459-6021
LDS 79

59' : 02521-6054
HJ 3540

63' : 02442-6003
NSN 180

68' : 02554-6101
LDS 83

74' : 02545-6108
UC 852

75' : 02462-6055
KPP3501

78' : 02421-6004
HDS 354

79' : 03029-6000
I 387

92' : 02569-5831
LIT 9

100' : 02566-5821
B 680

102' : 02519-6137
KPP2804

106' : 02469-6133
R 18

107' : 02424-6113
UC 784

124' : 02410-6126
UC 776

125' : 02401-6121
LDS 77

137' : 02390-6130
R 17

138' : 02476-6208
UC 809

138' : 02500-6212
HJ 3538

144' : 02428-5753
KPP 91

148' : 02390-5811
HDS 345

151' : 03036-5753
BRT3113



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.

02525-5955 HJ 3541 (HD 18170)

 
 
02h 52m 26.44s -59° 55' 55.5" P.A. 168.00 sep 2.5 mag 8.67,9.89 Sp G8V dist. 108.46 pc (353.8 l.y.)
 
 
Coord 2000 02525-5955 Discov num HJ 3541 Comp Coord arcsec 2000 02 52 26.44 -59 55 55.5
Date first 1836 Date last 2016 Obs 12
Pa first 151 Pa last 167.7 P.A. Now (θ) 167.7°
Sep first 1.5 Sep last 2.505 Sep. Now (ρ) 2.505"
Mag pri 8.67 Mag sec 9.89 delta mag (ΔM) 1.22 Spectral class G8V (yellow)
Pri motion ra +010 Sec motion ra +015
Pri motion dec -105 Sec motion dec -144
Notes
rPM=0.272 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 18170 Constellation Horologium SAO 248672 HIP 13399
Tycho2 8497-00567-1 Gaia DR2 4725277599781401728 HD 18170 CP CP-60 226
Distance 108.46 Distance ly 353.8
 
 
WDS 02525-5955 HJ 3541 (HD 18170) : 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
02525-5955 HJ 3541 1991 9 165 2.6 8.67 9.89 G8V D 025226.44-595555.5
02525-5955 HJ 3541 1998 10 172 2.8 8.67 9.89 G8V D 025226.44-595555.5
02525-5955 HJ 3541 2015 11 168 2.5 8.67 9.89 G8V 025226.44-595555.5
02525-5955 HJ 3541 2016 12 168 2.5 8.67 9.89 G8V 025226.44-595555.5

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

 
 
WDS 02525-5955 HJ 3541 (HD 18170) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02525-5955 HJ 3541 (HD 18170) : MEASURES
 
 
No records found.

 
 
WDS 02525-5955 (HD 18170) : VIRTUAL EYEPIECE
 
 

02525-5955 HJ 3541A mag 8.67 Sp G8V 02525-5955 HJ 3541B sep 2.5 P.A. 173.80 mag 9.89 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 02525-5955 (HD 18170) : ALADIN DSS IMAGE @ 02h 52m 26.44s -59° 55' 55.5"
 
 
 
 
WDS 02525-5955 HJ 3541 (HD 18170) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02525-5955 HJ 3541 distance=0' 02510-5959 UC 827 distance=11' 02513-5932 UC 830 distance=26' 02494-5938 FIN 82 distance=30' 02563-5949 JSP 45 distance=31' 02469-6009 I 268AB distance=44' 02469-6009 HJ 3534AB,C distance=44' 02459-6021 LDS 79 distance=57' 02521-6054 HJ 3540 distance=59' 02442-6003 NSN 180 distance=63' 02554-6101 LDS 83 distance=68' 02545-6108 UC 852 distance=74' 02462-6055 KPP3501 distance=75' 02421-6004 HDS 354 distance=78' 03029-6000 I 387 distance=79' 02569-5831 LIT 9 distance=92' 02397-5934 I 386BC distance=99' 02397-5934 DUN 7A,BC distance=99' 02566-5821 B 680 distance=100' 02519-6137 KPP2804 distance=102' 02469-6133 R 18 distance=106' 02424-6113 UC 784 distance=107' 02410-6126 UC 776 distance=124' 02401-6121 LDS 77 distance=125' 02390-6130 R 17 distance=137' 02476-6208 UC 809 distance=138' 02500-6212 HJ 3538 distance=138' 02428-5753 KPP 91 distance=144' 02390-5811 HDS 345 distance=148' 03036-5753 BRT3113 distance=151' 02325-5944 UC 755 distance=151' 02328-6031 TDS2279 distance=151' 02472-5729 KPP2805 distance=153' 02471-5726 WIS 72AB distance=156' 02426-5740 VSP 8 distance=157' 03042-6210 NSN 179 distance=159' 03035-5732 B 682 distance=168' 03120-5838 UC 964 distance=170' 02581-6241 CVN 36 distance=171' 02456-5714 NSN 181 distance=171' 02413-5725 BRG 14 distance=174' 03113-6145 RST5198 distance=176' 02544-6300 I 148 distance=185' 02570-6302 RST 56 distance=190' 02329-5753 I 716 distance=195' 03108-5742 UC 960 distance=196' 03032-6300 UC 934 distance=200' 02555-5630 RST 55 distance=208' 02462-6323 KPP1536 distance=212' 03112-5716 TDS2470AB distance=217' 02533-5619 TDS2379 distance=218' 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 02525-5955 HJ 3541 168 2.5
Show 02510-5959 UC 827 144 24.7 11
Show 02513-5932 UC 830 203 8.1 26
Show 02494-5938 FIN 82 301 1.0 30
Show 02563-5949 JSP 45 198 4.4 31
Show 02469-6009 I 268 AB 254 0.4 44
Show 02469-6009 HJ 3534 AB,C 215 20.7 44
Show 02459-6021 LDS 79 96 69.2 57
Show 02521-6054 HJ 3540 10 7.8 59
Show 02442-6003 NSN 180 156 15.3 63
Show 02554-6101 LDS 83 331 6.9 68
Show 02545-6108 UC 852 38 11.4 74
Show 02462-6055 KPP3501 156 2.2 75
Show 02421-6004 HDS 354 186 1.3 78
Show 03029-6000 I 387 322 0.2 79
Show 02569-5831 LIT 9 148 7.4 92
Show 02397-5934 I 386 BC 18 0.4 99
Show 02397-5934 DUN 7 A,BC 97 36.5 99
Show 02566-5821 B 680 5.1 100
Show 02519-6137 KPP2804 48 24.0 102
Show 02469-6133 R 18 43 34.2 106
Show 02424-6113 UC 784 216 62.1 107
Show 02410-6126 UC 776 57 25.8 124
Show 02401-6121 LDS 77 300 27.0 125
Show 02390-6130 R 17 257 11.7 137
Show 02476-6208 UC 809 231 31.5 138
Show 02500-6212 HJ 3538 297 14.0 138
Show 02428-5753 KPP 91 142 3.4 144
Show 02390-5811 HDS 345 0.1 148
Show 03036-5753 BRT3113 235 5.5 151
Show 02325-5944 UC 755 169 40.0 151
Show 02328-6031 TDS2279 260 0.6 151
Show 02472-5729 KPP2805 178 1.4 153
Show 02471-5726 WIS 72 AB 314 999.9 156
Show 02426-5740 VSP 8 348 0.1 157
Show 03042-6210 NSN 179 233 2.8 159
Show 03035-5732 B 682 76 2.9 168
Show 03120-5838 UC 964 1 10.7 170
Show 02581-6241 CVN 36 3 7.8 171
Show 02456-5714 NSN 181 188 2.0 171
Show 02413-5725 BRG 14 288 1.5 174
Show 03113-6145 RST5198 286 2.3 176
Show 02544-6300 I 148 7 4.8 185
Show 02570-6302 RST 56 143 5.6 190
Show 02329-5753 I 716 84 1.4 195
Show 03108-5742 UC 960 11 27.1 196
Show 03032-6300 UC 934 115 25.6 200
Show 02555-5630 RST 55 199 2.0 208
Show 02462-6323 KPP1536 214 11.6 212
Show 03112-5716 TDS2470 AB 309 0.9 217
Show 02533-5619 TDS2379 9 0.6 218

 
 
WDS 02525-5955 : COMPONENTS
 
 
  A
B pa=173.8°
sep=2.46"
 
 
02525-5955 A
 
 
Componente originario normalizzato AB Name HD 18170 Coord arcsec 2000 025226.44-595555.5 Mag 8.67
Spectral class G8V (yellow) PmRA 10.00 PmDE -105.0 SAO 248672
HIP 13399 Tycho2 8497-00567-1 HD 18170 CP CP-60 226
Tycho2
Tycho2 8497-00567-1 Pflag P RAmdeg 43.11018038 DEmdeg -59.93208891
PmRA 14.7 PmDE -139.0 E RAmdeg 8 E DEmdeg 8
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.29 EpDEm 1991.27
Num 8 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.4
Q pmDE 1.2 BTmag 9.651 E BTmag 0.021 VTmag 8.668
E VTmag 0.014 Prox 25 TYC T HIP 13399
CCDM A RAdeg 43.11004917 DEdeg -59.93164583 EpRA 1990 1.72
EpDE 1990 1.74 E RAdeg 8.3 E DEdeg 8.2 Posflg D
Corr 0.1
SAO
SAO 248672 DelFlag RA1950 PmRA1950 0.0037
DE1950 PmDE1950 -0.135 Vmag 8.2 SpType F8
Double code Source 43 CatNum 753 DM CP-60 226
DMcomp BDsup HD 18170 M HD 0
GC RA1950rad 0.74697219 DE1950rad -1.04953383 PmRA2000 0.0035
PmDE2000 -0.14
Hipparcos
Catalog H HIP 13399 Proxy H RAhms 02 52 26.41
DEdms -59 55 53.8 Vmag 8.29 VarFlag R Vmag H
RAdeg 43.11 DEdeg -59.9316 AstroRef A Plx 10.51
CCDM 02524-5956 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 165 Rho 2.524 HD 18170 BD
CD CP CP-60 226 Dm number -60 226 VIred 0.92
SpType G8V R SpType Coord arcsec 2000 025226.41-595553.8
Hipparcos 2
HIP 13399 Sn 15 So 3 Nc 2
RArad 0.7524119979 DErad -1.0460041646 Plx 9.22 PmRA 12.86
PmDE -145.02 E RArad 0.65 E DErad 0.65 E Plx 0.72
E pmRA 0.78 E pmDE 0.91 Hpmag 8.4234 E Hpmag 0.0013
SHp 0.013 VA 0 BV 0.74 E BV 0.018
VI 0.79
 
 
02525-5955 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 025226.48-595557.9 Mag 9.89 PmRA 15.00
PmDE -144.0 Tycho2 8497-00567-2 Calc delta mag 1.22 Calc coord yes
Tycho2
Tycho2 8497-00567-2 Pflag P RAmdeg 43.11018038 DEmdeg -59.93208891
PmRA 14.7 PmDE -139.0 E RAmdeg 8 E DEmdeg 8
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.29 EpDEm 1991.27
Num 8 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.4
Q pmDE 1.2 BTmag 10.753 E BTmag 0.040 VTmag 9.885
E VTmag 0.028 Prox 25 TYC T HIP 13399
CCDM B RAdeg 43.11039306 DEdeg -59.93232306 EpRA 1990 1.71
EpDE 1990 1.73 E RAdeg 20.1 E DEdeg 20.0 Posflg D
Corr 0.1