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Doubles in session


Current system
02521-6054
HJ 3540


Nearby doubles
23' : 02545-6108
UC 852

25' : 02554-6101
LDS 83

43' : 02519-6137
KPP2804

44' : 02462-6055
KPP3501

55' : 02469-6133
R 18

56' : 02510-5959
UC 827

57' : 02459-6021
LDS 79

59' : 02525-5955
HJ 3541

60' : 02469-6009
I 268AB

73' : 02563-5949
JSP 45

73' : 02424-6113
UC 784

78' : 02442-6003
NSN 180

79' : 02494-5938
FIN 82

80' : 02500-6212
HJ 3538

81' : 02476-6208
UC 809

83' : 02513-5932
UC 830

87' : 02410-6126
UC 776

90' : 02421-6004
HDS 354

92' : 02401-6121
LDS 77

97' : 03029-6000
I 387

102' : 02390-6130
R 17

115' : 03042-6210
NSN 179

116' : 02581-6241
CVN 36

128' : 02544-6300
I 148

133' : 02570-6302
RST 56

144' : 02328-6031
TDS2279



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.

02521-6054 HJ 3540

 
 
02h 52m 06.39s -60° 54' 11.2" P.A. 10.00 sep 7.8 mag 10.50,11.50
 
 
Coord 2000 02521-6054 Discov num HJ 3540 Comp Coord arcsec 2000 02 52 06.39 -60 54 11.2
Date first 1836 Date last 2016 Obs 9
Pa first 5 Pa last 10.4 P.A. Now (θ) 10.4°
Sep first 7.0 Sep last 7.818 Sep. Now (ρ) 7.818"
Mag pri 10.50 Mag sec 11.50 delta mag (ΔM) 1 Spectral class
Pri motion ra +033 Sec motion ra +035
Pri motion dec -008 Sec motion dec +015
Notes N (See Notes)
rPM=0.606
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Horologium Tycho2 8859-00882-1 Gaia DR2 4724954205923858688
 
 
WDS 02521-6054 HJ 3540 : NOTES
 
 
discov_num notes refcode
HJ 3540 CD-61@515.
 
 
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
02521-6054 HJ 3540 1999 3 10 7.9 10.50 11.50 N D 025206.39-605411.2
02521-6054 HJ 3540 2010 6 10 7.1 10.50 11.50 N 025206.39-605411.2
02521-6054 HJ 3540 2015 7 10 7.8 10.50 11.50 N 025206.39-605411.2
02521-6054 HJ 3540 2016 9 10 7.8 10.50 11.50 N 025206.39-605411.2

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

 
 
WDS 02521-6054 HJ 3540 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02521-6054 HJ 3540 : MEASURES
 
 
No records found.

 
 
WDS 02521-6054 : VIRTUAL EYEPIECE
 
 

02521-6054 HJ 3540A mag 10.5 02521-6054 HJ 3540B sep 7.7 P.A. 5.10 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 02521-6054 : ALADIN DSS IMAGE @ 02h 52m 06.39s -60° 54' 11.2"
 
 
 
 
WDS 02521-6054 HJ 3540 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02521-6054 HJ 3540 distance=0' 02545-6108 UC 852 distance=23' 02554-6101 LDS 83 distance=25' 02519-6137 KPP2804 distance=43' 02462-6055 KPP3501 distance=44' 02469-6133 R 18 distance=55' 02510-5959 UC 827 distance=56' 02459-6021 LDS 79 distance=57' 02525-5955 HJ 3541 distance=59' 02469-6009 I 268AB distance=60' 02469-6009 HJ 3534AB,C distance=60' 02563-5949 JSP 45 distance=73' 02424-6113 UC 784 distance=73' 02442-6003 NSN 180 distance=78' 02494-5938 FIN 82 distance=79' 02500-6212 HJ 3538 distance=80' 02476-6208 UC 809 distance=81' 02513-5932 UC 830 distance=83' 02410-6126 UC 776 distance=87' 02421-6004 HDS 354 distance=90' 02401-6121 LDS 77 distance=92' 03029-6000 I 387 distance=97' 02390-6130 R 17 distance=102' 03042-6210 NSN 179 distance=115' 02581-6241 CVN 36 distance=116' 02397-5934 I 386BC distance=122' 02397-5934 DUN 7A,BC distance=123' 02544-6300 I 148 distance=128' 02570-6302 RST 56 distance=133' 02328-6031 TDS2279 distance=144' 03113-6145 RST5198 distance=148' 02569-5831 LIT 9 distance=148' 03032-6300 UC 934 distance=148' 02462-6323 KPP1536 distance=155' 02566-5821 B 680 distance=157' 02325-5944 UC 755 distance=162' 02574-6341 SYU 5 distance=172' 02568-6343 YMG 4 distance=172' 02455-6342 HDO 306 distance=175' 02521-6401 B 1438 distance=188' 02501-6401 B 1437 distance=188' 02395-6342 UC 768 distance=190' 02363-6329 B 1435AB distance=190' 02363-6329 BAU 11AC distance=190' 02390-5811 HDS 345 distance=191' 02428-5753 KPP 91 distance=195' 02584-6409 KPP 654 distance=200' 03036-5753 BRT3113 distance=202' 03120-5838 UC 964 distance=203' 02536-6420 HJ 3542 distance=207' 02595-6415 TOK 818 distance=207' 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 02521-6054 HJ 3540 10 7.8
Show 02545-6108 UC 852 38 11.4 23
Show 02554-6101 LDS 83 331 6.9 25
Show 02519-6137 KPP2804 48 24.0 43
Show 02462-6055 KPP3501 156 2.2 44
Show 02469-6133 R 18 43 34.2 55
Show 02510-5959 UC 827 144 24.7 56
Show 02459-6021 LDS 79 96 69.2 57
Show 02525-5955 HJ 3541 168 2.5 59
Show 02469-6009 I 268 AB 254 0.4 60
Show 02469-6009 HJ 3534 AB,C 215 20.7 60
Show 02563-5949 JSP 45 198 4.4 73
Show 02424-6113 UC 784 216 62.1 73
Show 02442-6003 NSN 180 156 15.3 78
Show 02494-5938 FIN 82 301 1.0 79
Show 02500-6212 HJ 3538 297 14.0 80
Show 02476-6208 UC 809 231 31.5 81
Show 02513-5932 UC 830 203 8.1 83
Show 02410-6126 UC 776 57 25.8 87
Show 02421-6004 HDS 354 186 1.3 90
Show 02401-6121 LDS 77 300 27.0 92
Show 03029-6000 I 387 322 0.2 97
Show 02390-6130 R 17 257 11.7 102
Show 03042-6210 NSN 179 233 2.8 115
Show 02581-6241 CVN 36 3 7.8 116
Show 02397-5934 I 386 BC 18 0.4 122
Show 02397-5934 DUN 7 A,BC 97 36.5 123
Show 02544-6300 I 148 7 4.8 128
Show 02570-6302 RST 56 143 5.6 133
Show 02328-6031 TDS2279 260 0.6 144
Show 03113-6145 RST5198 286 2.3 148
Show 02569-5831 LIT 9 148 7.4 148
Show 03032-6300 UC 934 115 25.6 148
Show 02462-6323 KPP1536 214 11.6 155
Show 02566-5821 B 680 5.1 157
Show 02325-5944 UC 755 169 40.0 162
Show 02574-6341 SYU 5 325 0.4 172
Show 02568-6343 YMG 4 133 0.0 172
Show 02455-6342 HDO 306 80 19.2 175
Show 02521-6401 B 1438 356 0.5 188
Show 02501-6401 B 1437 267 0.3 188
Show 02395-6342 UC 768 30 30.5 190
Show 02363-6329 B 1435 AB 308 2.8 190
Show 02363-6329 BAU 11 AC 46 45.4 190
Show 02390-5811 HDS 345 0.1 191
Show 02428-5753 KPP 91 142 3.4 195
Show 02584-6409 KPP 654 41 5.9 200
Show 03036-5753 BRT3113 235 5.5 202
Show 03120-5838 UC 964 1 10.7 203
Show 02536-6420 HJ 3542 141 12.5 207
Show 02595-6415 TOK 818 245 0.5 207

 
 
WDS 02521-6054 : COMPONENTS
 
 
  A
B pa=5.1°
sep=7.72"
 
 
02521-6054 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 025206.39-605411.2 Mag 10.5 PmRA 33.00
PmDE -8.0 Tycho2 8859-00882-1
Tycho2
Tycho2 8859-00882-1 Pflag RAmdeg 43.02665021 DEmdeg -60.90313135
PmRA 30.2 PmDE 3.2 E RAmdeg 45 E DEmdeg 45
E pmRA 4.5 E pmDE 4.1 EpRAm 1990.20 EpDEm 1989.86
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.1 Q pmRA 0.1
Q pmDE 0.1 BTmag 12.057 E BTmag 0.123 VTmag 10.747
E VTmag 0.059 Prox 999 TYC T HIP
CCDM RAdeg 43.02650750 DEdeg -60.90313861 EpRA 1990 1.72
EpDE 1990 1.67 E RAdeg 45.9 E DEdeg 45.9 Posflg
Corr 0.1
CCDM
Ccdm 02521-6054 RComp Comp A Note1
Note2 Discov num DRAs 0.50 DDEs -8.7
R dRAs 66 Year Theta Rho
Obs 2 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 -61 515 Cat2 CD HD M HD
ADS BDS M ADS BDS N IDS IDS 02497S6119A
HIC
 
 
02521-6054 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 025206.48-605403.5 Mag 11.5 PmRA 35.00
PmDE 15.0 Calc delta mag 1 Calc coord yes
CCDM
Ccdm 02521-6054 RComp Comp B Note1
Note2 Discov num HJ 3540 DRAs DDEs
R dRAs Year 1916 Theta 008 Rho 7.8
Obs 1 Vmag 11.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 02497S6119B
HIC