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Doubles in session


Current system
08491-1325
HJ 4140
HD 75342


Nearby doubles
30' : 08486-1353
LDS3821AB

30' : 08477-1346
UC 1712

31' : 08507-1306
TDS6131

33' : 08493-1253
RST3609

33' : 08501-1353
DVG 5

37' : 08473-1257
J 2888

41' : 08464-1333
RST5507

41' : 08491-1244
J 2064AB

51' : 08485-1235
UC 1714

52' : 08525-1314
HJ 4146

59' : 08518-1242
UC 1725

63' : 08512-1231
XMI 84

63' : 08464-1413
BRT2713

66' : 08466-1419
DAM 480

66' : 08458-1240
RST3607

68' : 08445-1312
UC 1709

69' : 08454-1407
HU 119

70' : 08443-1327
J 2062

72' : 08462-1422
HU 120

73' : 08512-1219
RST3610

76' : 08539-1308
ST 9AB

76' : 08491-1440
HJ 797

89' : 08512-1448
GWP1094

90' : 08435-1403
RST3605

94' : 08548-1406
GWP1108AB

103' : 08555-1409
RST3613



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.

08491-1325 HJ 4140 (HD 75342)

 
 
08h 49m 04.87s -13° 24' 32.0" P.A. 286.00 sep 10.3 mag 9.22,10.63 Sp F0V+F2III
 
 
Coord 2000 08491-1325 Discov num HJ 4140 Comp Coord arcsec 2000 08 49 04.87 -13 24 32.0
Date first 1836 Date last 2016 Obs 16
Pa first 280 Pa last 285.6 P.A. Now (θ) 285.6°
Sep first 6.0 Sep last 10.331 Sep. Now (ρ) 10.331"
Mag pri 9.22 Mag sec 10.63 delta mag (ΔM) 1.41 Spectral class F0V+F2III (yellow-white/yellow-white)
Pri motion ra -006 Sec motion ra -007
Pri motion dec -007 Sec motion dec -006
Notes T (Parallax indicates physical)
rPM=0.153 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 75342 Constellation Hydra SAO 154653 Tycho2 5455-01846-1
Gaia DR2 5734905835614121856 HD 75342
 
 
WDS 08491-1325 HJ 4140 (HD 75342) : 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
08491-1325 HJ 4140 1999 9 285 10.4 9.22 10.63 F2/3V: D 084904.87-132432.0
08491-1325 HJ 4140 2008 10 285 10.4 9.22 10.63 F2/3V: D 084904.87-132432.0
08491-1325 HJ 4140 2010 13 286 10.3 9.22 10.63 F0V+F2III Y 084904.87-132432.0
08491-1325 HJ 4140 2015 13 286 10.3 9.22 10.63 F0V+F2III Y 084904.87-132432.0
08491-1325 HJ 4140 2016 16 286 10.3 9.22 10.63 F0V+F2III T 084904.87-132432.0

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

 
 
WDS 08491-1325 HJ 4140 (HD 75342) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08491-1325 HJ 4140 (HD 75342) : MEASURES
 
 
No records found.

 
 
WDS 08491-1325 (HD 75342) : VIRTUAL EYEPIECE
 
 

08491-1325 HJ 4140A mag 9.22 Sp F0V 08491-1325 HJ 4140B sep 10.1 P.A. 286.00 mag 10.63 Sp F2III 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 08491-1325 (HD 75342) : ALADIN DSS IMAGE @ 08h 49m 04.87s -13° 24' 32.0"
 
 
 
 
WDS 08491-1325 HJ 4140 (HD 75342) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08491-1325 HJ 4140 distance=0' 08486-1353 JNN 64Ba,Bb distance=30' 08486-1353 LDS3821AB distance=30' 08486-1353 LDS3821AC distance=30' 08477-1346 UC 1712 distance=30' 08507-1306 TDS6131 distance=31' 08493-1253 RST3609 distance=33' 08501-1353 DVG 5 distance=33' 08473-1257 J 2888 distance=37' 08464-1333 RST5507 distance=41' 08491-1244 J 2064AB distance=41' 08491-1244 BRT2714BC distance=42' 08485-1235 UC 1714 distance=51' 08525-1314 HJ 4146 distance=52' 08518-1242 UC 1725 distance=59' 08512-1231 XMI 84 distance=63' 08464-1413 BRT2713 distance=63' 08466-1419 DAM 480 distance=66' 08458-1240 RST3607 distance=66' 08445-1312 UC 1709 distance=68' 08454-1407 HU 119 distance=69' 08443-1327 J 2062 distance=70' 08462-1422 HU 120 distance=72' 08512-1219 RST3610 distance=73' 08539-1308 ST 9AB distance=76' 08491-1440 HJ 797 distance=76' 08512-1448 GWP1094 distance=89' 08435-1403 RST3605 distance=90' 08548-1406 GWP1108AB distance=94' 08548-1406 GWP1109AC distance=94' 08555-1409 RST3613 distance=103' 08431-1422 RST3604 distance=104' 08431-1225 RST3603 distance=106' 08541-1443 LDS3831 distance=107' 08416-1341 UC 1701 distance=111' 08415-1329 RST3601 distance=111' 08566-1343 HJ 800 distance=112' 08516-1510 UC 1724 distance=112' 08540-1156 RST3612 distance=115' 08570-1321 TDS6212 distance=116' 08540-1153 DAM1504 distance=118' 08417-1237 ALD 39 distance=118' 08550-1205 GWP1110 distance=118' 08568-1401 GWP1119 distance=119' 08408-1334 BRT1906AB distance=121' 08408-1334 DAM1467AC distance=121' 08491-1121 RST3608 distance=124' 08575-1305 RST3615 distance=124' 08441-1506 GWP1072 distance=125' 08578-1306 HU 122 distance=129' 08578-1254 UC 1736 distance=131' 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 08491-1325 HJ 4140 286 10.3
Show 08486-1353 JNN 64 Ba,Bb 166 0.3 30
Show 08486-1353 LDS3821 AB 92 7.4 30
Show 08486-1353 LDS3821 AC 147 69.3 30
Show 08477-1346 UC 1712 316 16.8 30
Show 08507-1306 TDS6131 37 1.8 31
Show 08493-1253 RST3609 132 1.1 33
Show 08501-1353 DVG 5 45 5.5 33
Show 08473-1257 J 2888 187 4.4 37
Show 08464-1333 RST5507 266 26.8 41
Show 08491-1244 J 2064 AB 28 71.9 41
Show 08491-1244 BRT2714 BC 204 3.3 42
Show 08485-1235 UC 1714 88 34.5 51
Show 08525-1314 HJ 4146 109 29.6 52
Show 08518-1242 UC 1725 57 24.7 59
Show 08512-1231 XMI 84 268 21.0 63
Show 08464-1413 BRT2713 139 2.9 63
Show 08466-1419 DAM 480 204 9.6 66
Show 08458-1240 RST3607 342 1.5 66
Show 08445-1312 UC 1709 133 10.7 68
Show 08454-1407 HU 119 356 2.6 69
Show 08443-1327 J 2062 199 3.7 70
Show 08462-1422 HU 120 322 0.4 72
Show 08512-1219 RST3610 66 1.2 73
Show 08539-1308 ST 9 AB 300 0.8 76
Show 08491-1440 HJ 797 138 16.6 76
Show 08512-1448 GWP1094 34 84.7 89
Show 08435-1403 RST3605 99 8.2 90
Show 08548-1406 GWP1108 AB 309 52.1 94
Show 08548-1406 GWP1109 AC 13 10.1 94
Show 08555-1409 RST3613 171 1.4 103
Show 08431-1422 RST3604 66 0.9 104
Show 08431-1225 RST3603 317 0.4 106
Show 08541-1443 LDS3831 354 136.7 107
Show 08416-1341 UC 1701 59 32.2 111
Show 08415-1329 RST3601 144 1.4 111
Show 08566-1343 HJ 800 353 23.8 112
Show 08516-1510 UC 1724 89 35.4 112
Show 08540-1156 RST3612 22 0.8 115
Show 08570-1321 TDS6212 80 0.8 116
Show 08540-1153 DAM1504 272 4.1 118
Show 08417-1237 ALD 39 358 3.0 118
Show 08550-1205 GWP1110 93 110.6 118
Show 08568-1401 GWP1119 293 16.6 119
Show 08408-1334 BRT1906 AB 40 3.5 121
Show 08408-1334 DAM1467 AC 108 6.4 121
Show 08491-1121 RST3608 71 2.5 124
Show 08575-1305 RST3615 280 1.3 124
Show 08441-1506 GWP1072 213 9.3 125
Show 08578-1306 HU 122 250 0.8 129
Show 08578-1254 UC 1736 165 11.1 131

 
 
WDS 08491-1325 : COMPONENTS
 
 
  A
B pa=286.0°
sep=10.07"
 
 
08491-1325 A
 
 
Componente originario normalizzato AB Name HD 75342 Coord arcsec 2000 084904.87-132432.0 Mag 9.22
Spectral class F0V (yellow-white) PmRA -6.00 PmDE -7.0 SAO 154653
Tycho2 5455-01846-1 HD 75342 DM BD-12 2689
Tycho2
Tycho2 5455-01846-1 Pflag RAmdeg 132.27030523 DEmdeg -13.40887940
PmRA -10.2 PmDE -6.7 E RAmdeg 11 E DEmdeg 11
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.36 EpDEm 1989.72
Num 10 Q RAmdeg 1.7 Q DEmdeg 1.1 Q pmRA 1.8
Q pmDE 1.2 BTmag 9.614 E BTmag 0.022 VTmag 9.221
E VTmag 0.018 Prox 103 TYC T HIP
CCDM RAdeg 132.27033139 DEdeg -13.40886333 EpRA 1990 1.67
EpDE 1990 1.62 E RAdeg 10.7 E DEdeg 11.4 Posflg
Corr 0.0
SAO
SAO 154653 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.01 Vmag 9 SpType F0
Double code Source 20 CatNum 3389 DM BD-12 2689
DMcomp BDsup HD 75342 M HD 0
GC RA1950rad 2.29822714 DE1950rad -0.23077564 PmRA2000 -0.0006
PmDE2000 -0.005
CCDM
Ccdm 08491-1325 RComp Comp A Note1
Note2 Discov num DRAs -1.19 DDEs 28.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp F0 PmNote *
PmRA -15 PmDE -10 Dm number -12 2689 Cat1 BD
Name2 154653 Cat2 SAO HD 75342 M HD
ADS BDS A 7020 M ADS BDS N IDS IDS 08444S1302A
HIC
 
 
08491-1325 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 084904.21-132429.2 Mag 10.63 Spectral class F2III (yellow-white)
PmRA -7.00 PmDE -6.0 Tycho2 5455-01934-1 Calc delta mag 1.41
Calc coord yes
Tycho2
Tycho2 5455-01934-1 Pflag RAmdeg 132.26747559 DEmdeg -13.40813299
PmRA -6.0 PmDE -7.7 E RAmdeg 33 E DEmdeg 31
E pmRA 1.2 E pmDE 1.2 EpRAm 1982.05 EpDEm 1983.00
Num 6 Q RAmdeg 2.2 Q DEmdeg 2.0 Q pmRA 2.2
Q pmDE 2.1 BTmag 10.935 E BTmag 0.054 VTmag 10.630
E VTmag 0.056 Prox 103 TYC T HIP
CCDM RAdeg 132.26749083 DEdeg -13.40811417 EpRA 1990 1.63
EpDE 1990 1.62 E RAdeg 35.4 E DEdeg 33.0 Posflg
Corr -0.1
CCDM
Ccdm 08491-1325 RComp Comp B Note1
Note2 Discov num HJ 4140 DRAs DDEs
R dRAs Year 1908 Theta 284 Rho 10.3
Obs 2 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7020 M ADS BDS N IDS IDS 08444S1302B
HIC