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Doubles in session


Current system
08221-7324
HJ 4103 AB
Eta Vol


Nearby doubles
15' : 08190-7330
HJ 4095AB

22' : 08189-7308
B 1984

37' : 08305-7329
HJ 4118

39' : 08283-7352
SWR 47

40' : 08177-7358
TDS5686

40' : 08286-7352
DAM1413

40' : 08147-7348
I 9

44' : 08320-7335
HEI 743

64' : 08083-7302
KPP2882AB

68' : 08367-7351
B 2185

69' : 08292-7426
SWR 48

80' : 08061-7246
SKF1448

82' : 08107-7430
B 1981AB

84' : 08357-7425
KPP1881

84' : 08415-7337
HDS1252

85' : 08081-7425
KPP1496

93' : 08365-7434
B 2662

98' : 08388-7221
GLI 99AB

98' : 08025-7418
KPP1865

98' : 08414-7235
DAM1469

102' : 08340-7453
TDS5943

104' : 08401-7218
GLI 100

108' : 08390-7446
TOI 830

113' : 08382-7455
HJ 4137AB

114' : 08198-7131
BSO 17AB

117' : 08024-7447
B 2643



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.

08221-7324 HJ 4103 AB (Eta Vol)

 
 
08h 22m 04.52s -73° 24' 00.2" P.A. 284.00 sep 26.8 mag 5.29,11.90 Sp A0IV-V dist. 116.82 pc (381.07 l.y.)
 
 
Coord 2000 08221-7324 Discov num HJ 4103 Comp AB Coord arcsec 2000 08 22 04.52 -73 24 00.2
Date first 1836 Date last 2015 Obs 8
Pa first 288 Pa last 283.6 P.A. Now (θ) 283.6°
Sep first 30.0 Sep last 26.83 Sep. Now (ρ) 26.83"
Mag pri 5.29 Mag sec 11.90 delta mag (ΔM) 6.61 Spectral class A0IV-V (white)
Pri motion ra -034 Sec motion ra
Pri motion dec +031 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
08221-7324 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Eta Vol 256505 08 22 05 -73 24 00 HJ 4103 AB 2015 8 284 26.8 5.29 11.90 6.61 <===
Show 256505 08 22 05 -73 24 00 HJ 4103 AC 2015 6 164 48.1 5.29 11.60 6.31
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Eta Vol Constellation Volans SAO 256505 HIP 41003
Tycho2 9205-01959-1 Gaia DR2 5220075664986561024 HD 71576 HR 3334
GC 11485 CP CP-72 694 Bayer Eta Volantis Bayer name Eta Vol
FK5 2653 Distance 116.82 Distance ly 381.07 Bayer greek η Vol
 
 
WDS 08221-7324 HJ 4103 AB (Eta Vol) : NOTES
 
 
discov_num notes refcode
HJ 4103 eta Vol
 
 
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
08221-7324 HJ 4103 AB 1999 7 285 27.3 5.29 11.90 A0IV-V N D 082204.52-732400.2
08221-7324 HJ 4103 AB 2015 8 284 26.8 5.29 11.90 A0IV-V N 082204.52-732400.2

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

 
 
WDS 08221-7324 HJ 4103 AB (Eta Vol) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08221-7324 HJ 4103 AB (Eta Vol) : MEASURES
 
 
No records found.

 
 
WDS 08221-7324 (Eta Vol) : VIRTUAL EYEPIECE
 
 

08221-7324 HJ 4103A mag 5.29 Sp A0IV 08221-7324 HJ 4103B sep 9.8 P.A. 310.30 mag 11.9 Sp V 08221-7324 HJ 4103C sep 46.3 P.A. 175.20 mag 11.6 Sp V 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 08221-7324 (Eta Vol) : ALADIN DSS IMAGE @ 08h 22m 04.52s -73° 24' 00.2"
 
 
 
 
WDS 08221-7324 HJ 4103 AB (Eta Vol) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08221-7324 HJ 4103AB distance=1' 08221-7324 HJ 4103AC distance=1' 08190-7330 HJ 4095AB distance=15' 08190-7330 HJ 4095AC distance=15' 08189-7308 B 1984 distance=22' 08305-7329 HJ 4118 distance=37' 08283-7352 SWR 47 distance=39' 08177-7358 TDS5686 distance=40' 08286-7352 DAM1413 distance=40' 08147-7348 I 9 distance=40' 08320-7335 HEI 743 distance=44' 08083-7302 KPP2882AB distance=64' 08083-7302 TSN 144Aa,Ab distance=64' 08367-7351 B 2185 distance=68' 08292-7426 SWR 48 distance=69' 08061-7246 SKF1448 distance=80' 08107-7430 B 1981AB distance=82' 08107-7430 CVR 3AB,C distance=82' 08357-7425 KPP1881 distance=84' 08415-7337 HDS1252 distance=84' 08081-7425 KPP1496 distance=85' 08365-7434 B 2662 distance=93' 08388-7221 GLI 99AB distance=98' 08388-7221 DAM1464AC distance=98' 08025-7418 KPP1865 distance=98' 08414-7235 DAM1469 distance=98' 08340-7453 TDS5943 distance=102' 08401-7218 GLI 100 distance=104' 08390-7446 TOI 830 distance=108' 08382-7455 HJ 4137AB distance=113' 08198-7131 BSO 17AB distance=114' 08198-7131 BSO 17AC distance=114' 08198-7131 BSO 17Aa,Ab distance=114' 08198-7131 BSO 17BC distance=115' 08024-7447 B 2643 distance=117' 08384-7505 LDS 232 distance=122' 08234-7527 KPP2360 distance=123' 08163-7527 LDS6175 distance=125' 08032-7151 KPP3736BC distance=126' 08232-7115 NSN 258 distance=130' 08312-7121 KPP 177 distance=130' 08230-7102 HDS1196AB distance=142' 08239-7550 LIT 18 distance=146' 08307-7051 RSS 163 distance=159' 08081-7053 B 2172 distance=165' 08089-7602 TDS5569 distance=167' 08088-7044 UC 1645 distance=172' 08287-7618 HDS1211 distance=176' 08228-7626 HJ 4109 distance=182' 08289-7024 UC 1678 distance=183' 08246-7010 UC 1670 distance=195' 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 08221-7324 HJ 4103 AB 284 26.8 1
Show 08221-7324 HJ 4103 AC 164 48.1 1
Show 08190-7330 HJ 4095 AB 266 13.4 15
Show 08190-7330 HJ 4095 AC 337 23.4 15
Show 08189-7308 B 1984 25 0.7 22
Show 08305-7329 HJ 4118 36 24.3 37
Show 08283-7352 SWR 47 277 5.3 39
Show 08177-7358 TDS5686 174 0.6 40
Show 08286-7352 DAM1413 243 3.5 40
Show 08147-7348 I 9 94 0.7 40
Show 08320-7335 HEI 743 307 0.5 44
Show 08083-7302 KPP2882 AB 51 9.9 64
Show 08083-7302 TSN 144 Aa,Ab 344 0.3 64
Show 08367-7351 B 2185 262 1.0 68
Show 08292-7426 SWR 48 45 24.0 69
Show 08061-7246 SKF1448 172 12.3 80
Show 08107-7430 B 1981 AB 15 0.2 82
Show 08107-7430 CVR 3 AB,C 215 26.2 82
Show 08357-7425 KPP1881 222 14.7 84
Show 08415-7337 HDS1252 232 0.6 84
Show 08081-7425 KPP1496 292 11.2 85
Show 08365-7434 B 2662 303 3.5 93
Show 08388-7221 GLI 99 AB 285 17.3 98
Show 08388-7221 DAM1464 AC 240 17.0 98
Show 08025-7418 KPP1865 167 14.5 98
Show 08414-7235 DAM1469 119 3.5 98
Show 08340-7453 TDS5943 288 0.9 102
Show 08401-7218 GLI 100 142 5.6 104
Show 08390-7446 TOI 830 226 2.9 108
Show 08382-7455 HJ 4137 AB 200 5.4 113
Show 08198-7131 BSO 17 AB 58 64.0 114
Show 08198-7131 BSO 17 AC 48 98.4 114
Show 08198-7131 BSO 17 Aa,Ab 7 1.3 114
Show 08198-7131 BSO 17 BC 30 37.2 115
Show 08024-7447 B 2643 95 4.7 117
Show 08384-7505 LDS 232 142 31.2 122
Show 08234-7527 KPP2360 249 20.3 123
Show 08163-7527 LDS6175 352 16.9 125
Show 08032-7151 KPP3736 BC 125 3.0 126
Show 08232-7115 NSN 258 51 3.1 130
Show 08312-7121 KPP 177 175 3.5 130
Show 08230-7102 HDS1196 AB 76 0.0 142
Show 08239-7550 LIT 18 81 13.3 146
Show 08307-7051 RSS 163 32 11.4 159
Show 08081-7053 B 2172 245 1.0 165
Show 08089-7602 TDS5569 171 0.4 167
Show 08088-7044 UC 1645 252 28.5 172
Show 08287-7618 HDS1211 351 0.3 176
Show 08228-7626 HJ 4109 130 26.0 182
Show 08289-7024 UC 1678 196 29.0 183
Show 08246-7010 UC 1670 255 47.4 195

 
 
WDS 08221-7324 : COMPONENTS
 
 
  A B
B pa=310.3°
sep=9.76"
 
C pa=175.2°
sep=46.29"
pa=167.8°
sep=53.64"
 
 
08221-7324 A
 
 
Name Eta Vol Coord arcsec 2000 082204.52-732400.2 Mag 5.29 Spectral class A0IV (white)
PmRA -34.00 PmDE 31.0 SAO 256505 HIP 41003
Tycho2 9205-01959-1 HD 71576 HR 3334 GC 11485
CP CP-72 694 Bayer Eta Volantis Bayer name Eta Vol FK5 2653
Tycho2
Tycho2 9205-01959-1 Pflag RAmdeg 125.51857573 DEmdeg -73.39998520
PmRA -31.6 PmDE 30.2 E RAmdeg 3 E DEmdeg 3
E pmRA 0.9 E pmDE 0.9 EpRAm 1991.56 EpDEm 1991.59
Num 15 Q RAmdeg 1.0 Q DEmdeg 0.7 Q pmRA 1.1
Q pmDE 0.9 BTmag 5.290 E BTmag 0.014 VTmag 5.279
E VTmag 0.009 Prox 999 TYC T HIP 41003
CCDM RAdeg 125.51882889 DEdeg -73.40005444 EpRA 1990 1.75
EpDE 1990 1.75 E RAdeg 3.3 E DEdeg 3.4 Posflg
Corr 0.0
SAO
SAO 256505 DelFlag RA1950 PmRA1950 -0.0058
DE1950 PmDE1950 0.011 Vmag 5.4 SpType A2
Double code Source 70 CatNum 11485 DM CP-72 694
DMcomp BDsup HD 71576 M HD 0
GC 11485 RA1950rad 2.19276045 DE1950rad -1.27825484 PmRA2000 -0.0068
PmDE2000 0.015
Hipparcos
Catalog H HIP 41003 Proxy RAhms 08 22 04.52
DEdms -73 24 00.2 Vmag 5.28 VarFlag R Vmag H
RAdeg 125.519 DEdeg -73.4001 AstroRef Plx 9.16
CCDM 08221-7324 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 71576 BD
CD CP CP-72 694 Dm number -72 694 VIred 0.02
SpType A0/A1IV/V R SpType Coord arcsec 2000 082204.52-732400.2
Hipparcos 2
HIP 41003 Sn 5 So 0 Nc 1
RArad 2.1907170658 DErad -1.2810727017 Plx 8.56 PmRA -31.38
PmDE 29.73 E RArad 0.15 E DErad 0.14 E Plx 0.16
E pmRA 0.14 E pmDE 0.15 Hpmag 5.2946 E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.014 E BV 0.004
VI 0.03
CCDM
Ccdm 08221-7324 RComp Comp A Note1
Note2 Discov num DRAs -1.62 DDEs -0.7
R dRAs 10 Year Theta Rho
Obs 3 Vmag 5.4 Sp A6 PmNote *
PmRA -35 PmDE 19 Dm number -72 694 Cat1 CPD
Name2 256505 Cat2 SAO HD 71576 M HD
ADS BDS M ADS BDS N IDS IDS 08230S7304A
HIC 41003
 
 
08221-7324 B
 
 
Coord arcsec 2000 082202.78-732353.9 Mag 11.9 Spectral class V Calc delta mag 6.61
Calc coord yes
CCDM
Ccdm 08221-7324 RComp Comp B Note1
Note2 Discov num HJ 4103 DRAs DDEs
R dRAs Year 1915 Theta 287 Rho 30.8
Obs 2 Vmag 11.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 08230S7304B
HIC
 
 
08221-7324 C
 
 
Coord arcsec 2000 082205.42-732446.3 Mag 11.6 Spectral class V Calc delta mag 6.31
Calc coord yes
CCDM
Ccdm 08221-7324 RComp Comp C Note1
Note2 Discov num HJ 4103 DRAs DDEs
R dRAs Year 1917 Theta 162 Rho 42.4
Obs 1 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 08230S7304C
HIC