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Current system
07542-5834
HJ 4021 AB


Nearby doubles
12' : 07529-5838
RST4379

46' : 07524-5918
NSN 275

51' : 07478-5832
LPO 11

53' : 07475-5839
KPP 886

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UC 1616

63' : 07472-5905
R 79

64' : 08018-5814
RST 299

65' : 07522-5937
HJ 4018AB

67' : 08000-5746
HJ 4036

72' : 07455-5857
HU 1585

75' : 08014-5746
TDS5449

79' : 08040-5822
BRT3117

84' : 07543-5711
KPP2250

92' : 07468-5724
TDS5194

93' : 07423-5840
HJ 4000

93' : 07467-5723
SWR 33

97' : 07462-5949
COO 58AB

98' : 08049-5747
HU 1434

101' : 07591-5702
KPP2120

103' : 08057-5925
SKF 462

103' : 08030-5720
SWR 38

103' : 08068-5807
TDS5541

103' : 07436-5735
KPP3727

105' : 07425-5926
HU 1584

108' : 07578-6018
LDS 198AB

110' : 07535-5646
LDS 196



Selections
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

07542-5834 HJ 4021 AB

 
 
07h 54m 13.15s -58° 34' 28.2" P.A. 342.00 sep 14.5 mag 7.87,13.00 Sp F7V dist. 59.07 pc (192.69 l.y.)
 
 
Coord 2000 07542-5834 Discov num HJ 4021 Comp AB Coord arcsec 2000 07 54 13.15 -58 34 28.2
Date first 1836 Date last 2015 Obs 11
Pa first 236 Pa last 342.1 P.A. Now (θ) 342.1°
Sep first 12.0 Sep last 14.5 Sep. Now (ρ) 14.5"
Mag pri 7.87 Mag sec 13.00 delta mag (ΔM) 5.13 Spectral class F7V (yellow-white)
Pri motion ra -032 Sec motion ra
Pri motion dec -096 Sec motion dec
Notes N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
07542-5834 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 235606 07 54 13 -58 34 28 HJ 4021 AB 2015 11 342 14.5 7.87 13.00 5.13 <===
Show 235606 07 54 13 -58 34 28 DAM 731 AC 2015 4 228 8.7 7.87 14.90 7.03
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Carina SAO 235606 HIP 38600 Tycho2 8565-01475-1
Gaia DR2 5294227588157306624 HD 65170 CP CP-58 1018 Distance 59.07
Distance ly 192.69
 
 
WDS 07542-5834 HJ 4021 AB : NOTES
 
 
discov_num notes refcode
HJ 4021 Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
 
 
DISCOVERER
 
 
idgroup discov author
1 DAM Damm, F.
403 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07542-5834 HJ 4021 AB 2000 9 339 13.3 7.80 13.00 F7V NU 075413.15-583428.2
07542-5834 HJ 4021 AB 2010 10 344 13.7 7.87 13.00 F7V NU 075413.15-583428.2
07542-5834 HJ 4021 AB 2015 9 342 14.5 7.87 13.00 F7V NU 075413.15-583428.2

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

 
 
WDS 07542-5834 HJ 4021 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07542-5834 HJ 4021 AB : MEASURES
 
 
No records found.

 
 
WDS 07542-5834 : VIRTUAL EYEPIECE
 
 

07542-5834 HJ 4021A mag 7.87 Sp F7V 07542-5834 HJ 4021B sep 14.0 P.A. 350.40 mag 13 07542-5834 DAM 731C sep 6.7 P.A. 209.90 mag 14.9 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 07542-5834 : ALADIN DSS IMAGE @ 07h 54m 13.15s -58° 34' 28.2"
 
 
 
 
WDS 07542-5834 HJ 4021 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07542-5834 HJ 4021AB distance=0' 07529-5838 RST4379 distance=12' 07524-5918 NSN 275 distance=46' 07478-5832 LPO 11 distance=51' 07475-5839 KPP 886 distance=53' 07506-5930 UC 1616 distance=62' 07472-5905 R 79 distance=63' 08018-5814 RST 299 distance=64' 07522-5937 HJ 4018AB distance=65' 07522-5937 HJ 4018AC distance=65' 08000-5746 HJ 4036 distance=67' 07455-5857 HU 1585 distance=72' 08014-5746 TDS5449 distance=75' 08040-5822 BRT3117 distance=79' 07543-5711 KPP2250 distance=84' 07468-5724 TDS5194 distance=92' 07423-5840 HJ 4000 distance=93' 07467-5723 SWR 33 distance=93' 07462-5949 CVN 81BI distance=96' 07462-5949 SHY 194BC distance=96' 07462-5949 CVN 81BD distance=96' 07462-5949 CVN 81BE distance=96' 07462-5949 CVN 81BF distance=96' 07462-5949 CVN 81BG distance=96' 07462-5949 CVN 81BH distance=96' 07462-5949 COO 58AB distance=97' 07462-5949 SHY 194AC distance=97' 07462-5949 VSP 20Aa,Ab distance=97' 08049-5747 HU 1434 distance=98' 07591-5702 KPP2120 distance=101' 08057-5925 SKF 462 distance=103' 08030-5720 SWR 38 distance=103' 08068-5807 TDS5541 distance=103' 07436-5735 KPP3727 distance=103' 07425-5926 HU 1584 distance=105' 07578-6018 LDS 198AB distance=108' 07578-6018 JSP 208BC distance=108' 07578-6018 JSP 208AC distance=108' 07535-5646 LDS 196 distance=110' 07492-6017 HJ 4012AB distance=110' 07492-6017 SHY 197AC distance=110' 07492-6017 SHY 197AD distance=110' 07492-6017 RMU 3Aa,Ab distance=110' 08093-5826 BRT3118 distance=120' 07390-5828 KPP 846 distance=120' 07537-6034 TDS5312 distance=120' 07542-5632 TDS5321 distance=122' 07563-6036 I 29 distance=123' 08091-5919 TDS5573 distance=124' 07567-6038 JSP 205 distance=125' 08100-5903 TDS5592 distance=127' 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 07542-5834 HJ 4021 AB 342 14.5
Show 07542-5834 DAM 731 AC 228 8.7
Show 07529-5838 RST4379 121 0.2 12
Show 07524-5918 NSN 275 335 44.2 46
Show 07478-5832 LPO 11 78 13.7 51
Show 07475-5839 KPP 886 179 7.4 53
Show 07506-5930 UC 1616 332 11.0 62
Show 07472-5905 R 79 121 32.7 63
Show 08018-5814 RST 299 250 0.8 64
Show 07522-5937 HJ 4018 AB 327 5.1 65
Show 07522-5937 HJ 4018 AC 262 65.2 65
Show 08000-5746 HJ 4036 86 11.5 67
Show 07455-5857 HU 1585 66 1.6 72
Show 08014-5746 TDS5449 251 0.4 75
Show 08040-5822 BRT3117 167 3.9 79
Show 07543-5711 KPP2250 251 18.7 84
Show 07468-5724 TDS5194 152 0.8 92
Show 07423-5840 HJ 4000 248 1.5 93
Show 07467-5723 SWR 33 106 36.2 93
Show 07462-5949 CVN 81 BI 43 8.7 96
Show 07462-5949 SHY 194 BC 318 999.9 96
Show 07462-5949 CVN 81 BD 260 5.4 96
Show 07462-5949 CVN 81 BE 57 5.8 96
Show 07462-5949 CVN 81 BF 209 6.1 96
Show 07462-5949 CVN 81 BG 29 6.9 96
Show 07462-5949 CVN 81 BH 71 8.0 96
Show 07462-5949 COO 58 AB 45 23.2 97
Show 07462-5949 SHY 194 AC 318 999.9 97
Show 07462-5949 VSP 20 Aa,Ab 340 0.1 97
Show 08049-5747 HU 1434 312 6.2 98
Show 07591-5702 KPP2120 124 17.2 101
Show 08057-5925 SKF 462 229 19.8 103
Show 08030-5720 SWR 38 118 5.1 103
Show 08068-5807 TDS5541 284 0.6 103
Show 07436-5735 KPP3727 84 1.9 103
Show 07425-5926 HU 1584 316 2.6 105
Show 07578-6018 LDS 198 AB 78 60.6 108
Show 07578-6018 JSP 208 BC 293 2.5 108
Show 07578-6018 JSP 208 AC 77 58.6 108
Show 07535-5646 LDS 196 287 3.8 110
Show 07492-6017 HJ 4012 AB 146 33.0 110
Show 07492-6017 SHY 197 AC 322 999.9 110
Show 07492-6017 SHY 197 AD 320 999.9 110
Show 07492-6017 RMU 3 Aa,Ab 122 0.2 110
Show 08093-5826 BRT3118 357 3.7 120
Show 07390-5828 KPP 846 111 7.2 120
Show 07537-6034 TDS5312 70 0.4 120
Show 07542-5632 TDS5321 341 2.3 122
Show 07563-6036 I 29 187 3.1 123
Show 08091-5919 TDS5573 84 0.4 124
Show 07567-6038 JSP 205 179 5.0 125

 
 
WDS 07542-5834 : COMPONENTS
 
 
  A B
B pa=350.4°
sep=13.99"
 
C pa=209.9°
sep=6.70"
pa=183.0°
sep=19.63"
 
 
07542-5834 A
 
 
Coord arcsec 2000 075413.15-583428.2 Mag 7.87 Spectral class F7V (yellow-white) PmRA -32.00
PmDE -96.0 SAO 235606 HIP 38600 Tycho2 8565-01475-1
HD 65170 CP CP-58 1018
Tycho2
Tycho2 8565-01475-1 Pflag RAmdeg 118.55469128 DEmdeg -58.57474264
PmRA -25.1 PmDE -100.9 E RAmdeg 6 E DEmdeg 6
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.12 EpDEm 1991.16
Num 9 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 8.452 E BTmag 0.016 VTmag 7.872
E VTmag 0.012 Prox 999 TYC T HIP 38600
CCDM RAdeg 118.55480194 DEdeg -58.57451250 EpRA 1990 1.73
EpDE 1990 1.79 E RAdeg 5.7 E DEdeg 5.7 Posflg
Corr 0.0
SAO
SAO 235606 DelFlag RA1950 PmRA1950 -0.0058
DE1950 PmDE1950 -0.112 Vmag 7.9 SpType G0
Double code Source 43 CatNum 2078 DM CP-58 1018
DMcomp BDsup HD 65170 M HD 0
GC RA1950rad 2.06497852 DE1950rad -1.01998465 PmRA2000 -0.0059
PmDE2000 -0.111
Hipparcos
Catalog H HIP 38600 Proxy RAhms 07 54 13.15
DEdms -58 34 28.2 Vmag 7.81 VarFlag R Vmag G
RAdeg 118.555 DEdeg -58.5745 AstroRef Plx 16.16
CCDM 07542-5834 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 65170 BD
CD CP CP-58 1018 Dm number -58 1018 VIred 0.6
SpType F7V R SpType Coord arcsec 2000 075413.15-583428.2
Hipparcos 2
HIP 38600 Sn 5 So 0 Nc 1
RArad 2.0691717676 DErad -1.0223178102 Plx 16.93 PmRA -27.35
PmDE -101.64 E RArad 0.54 E DErad 0.6 E Plx 0.63
E pmRA 0.61 E pmDE 0.73 Hpmag 7.9291 E Hpmag 0.0009
SHp 0.012 VA 0 BV 0.524 E BV 0.006
VI 0.6
CCDM
Ccdm 07542-5834 RComp Comp A Note1
Note2 Discov num DRAs 1.00 DDEs -29.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.8 Sp G0 PmNote *
PmRA -46 PmDE -112 Dm number -58 1018 Cat1 CPD
Name2 235606 Cat2 SAO HD 65170 M HD
ADS BDS M ADS BDS N IDS IDS 07523S5818A
HIC 38600
 
 
07542-5834 B
 
 
Coord arcsec 2000 075412.85-583414.4 Mag 13 Calc delta mag 5.13 Calc coord yes
CCDM
Ccdm 07542-5834 RComp Comp B Note1
Note2 Discov num HJ 4021 DRAs 0.51 DDEs -16.7
R dRAs 90 Year 1933 Theta 307 Rho 8.3
Obs 3 Vmag 13.0 Sp PmNote *
PmRA -8 PmDE 7 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 07523S5818B
HIC 38600
 
 
07542-5834 C
 
 
Coord arcsec 2000 075412.72-583434.0 Mag 14.9 Calc delta mag 7.03 Calc coord yes