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Current system
12392-7522
I 296
HD 109857


Nearby doubles
22' : 12335-7523
VGT 2AB

28' : 12459-7511
HJ 4545AB

29' : 12431-7458
BRR 6AB

32' : 12457-7503
RST1690

36' : 12328-7457
RST1676

37' : 12489-7519
HDS1796

38' : 12490-7518
HEI 769

43' : 12490-7545
TDS 677

46' : 12503-7506
FIN 201

50' : 12477-7444
TDS8525

52' : 12322-7438
TDS8426

52' : 12276-7456
HEI 768

57' : 12446-7430
B 1721

58' : 12543-7520
KPP3881

61' : 12230-7459
HEI 510

63' : 12230-7535
KPP2981

65' : 12547-7551
NZO 33

65' : 12255-7602
HDS1746

67' : 12314-7424
KPP1123

82' : 12438-7642
KPP 276

89' : 12275-7640
I 35

93' : 12559-7417
YMG 43

96' : 12328-7654
YMG 42

102' : 12572-7640
ELP 33

106' : 12204-7407
KOH 93

106' : 12219-7647
SWR 131



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.

12392-7522 I 296 (HD 109857)

 
 
12h 39m 14.56s -75° 22' 14.1" P.A. 270.00 sep 2.0 mag 6.60,9.10 Sp B7V+A2V dist. 174.52 pc (569.28 l.y.)
 
 
Coord 2000 12392-7522 Discov num I   296 Comp Coord arcsec 2000 12 39 14.56 -75 22 14.1
Date first 1898 Date last 2016 Obs 11
Pa first 270 Pa last 269.7 P.A. Now (θ) 269.7°
Sep first 1.9 Sep last 2.036 Sep. Now (ρ) 2.036"
Mag pri 6.60 Mag sec 9.10 delta mag (ΔM) 2.5 Spectral class B7V+A2V (blue-white/white)
Pri motion ra -026 Sec motion ra -022
Pri motion dec -010 Sec motion dec -009
Notes
rPM=0.148 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 109857 Constellation Musca SAO 256967 HIP 61738
Tycho2 9412-00249-1 Gaia DR2 5837600152935767680 HD 109857 HR 4804
GC 17214 CP CP-74 955 Distance 174.52 Distance ly 569.28
 
 
WDS 12392-7522 I 296 (HD 109857) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
I__1895 Ma - Innes, R.T.A. 1895MNRAS..55..312I
I__1895 +Mb MNRAS 55, 312,544, 1895
I__1896 Mb - Innes, R.T.A. 1896JBAA....6..261I
I__1896 J. British Astron. Assoc. 6, 261, 1896
I__1897a Ma - Innes, R.T.A. 1897MNRAS..57..533I
I__1897a MNRAS 57, 533, 1897 (data also in I__1897b, 1897AN....143..171I
I__1897a I__1897c) 1897AN....144...89I
I__1897b Ma - Innes, R.T.A. 1897AN....143..171I
I__1897b AN 143, 171, 1897
I__1897c Ma - Innes, R.T.A. 1897AN....144...89I
I__1897c AN 144, 89, 1897
I__1897d Ma - Innes, R.T.A. 1897AN....145...93I
I__1897d AN 145, 93, 1897
I__1897e Ma - Innes, R.T.A. 1897MNRAS..57..456I
I__1897e +Mb MNRAS 57, 456, 1897
I__1897f Ma - Innes, R.T.A. 1897MNRAS..58...48I
I__1897f MNRAS 58, 48, 1897
I__1897g Ma - Innes, R.T.A. 1897AJ.....18...65I
I__1897g AJ 18, 65, 1897
I__1898 Ma - Innes, R.T.A. 1898AN....146..369I
I__1898 AN 146, 369, 1898
I__1899 Ma - Innes, R.T.A. 1899QB4.C22v2......
I__1899 Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901 Ma - Innes, R.T.A. 1901MNRAS..61..575.
I__1901 MNRAS 61, 575, 1901 (data also in I__1905) 1905AnCap...2....4I
I__1902a Ma - Innes, R.T.A. 1902MNRAS..62..470I
I__1902a MNRAS 62, 470, 1902 (data also in I__1905) 1905AnCap...2....4I
I__1902b Ma - Innes, R.T.A. 1902MNRAS..63...76I
I__1902b MNRAS 63, 76, 1902 (some data also in I__1905) 1905AnCap...2....4I
I__1903 - Innes, R.T.A. 1903MNRAS..64..130I
I__1903 MNRAS 64, 130, 1903 (data also in I__1905) 1905AnCap...2....4I
I__1903b Ma - Innes, R.T.A. 1903Obs....26..285I
I__1903b Obs 26, 285, 1903 (some data also in I__1905) 1905AnCap...2....4I
I__1905 Ma - Innes, R.T.A. 1905AnCap...2....4I
I__1905 Ann. Cape Obs. 2, Pt.4, 1905
I__1907 Ma - Innes, R.T.A. 1907Obs....30...61I
I__1907 Obs 30, 61, 1907
I__1908 - Innes, R.T.A. 1908Obs....31..289I
I__1908 Obs 31, 289, 1908 (measures also in I__1909)
I__1909 Ma - Innes, R.T.A. .
I__1909 Transvaal Obs. Circ. 1, 1, 1909
I__1910 Ma - Innes, R.T.A. .
I__1910 Transvaal Obs. Circ. 1, 21, 1910
I__1911 Ma - Innes, R.T.A. .
I__1911 Transvaal Obs. Circ. 1, 61, 1911
I__1912 Ma - Innes, R.T.A. .
I__1912 Transvaal Obs. Circ. 1, 111, 1912
I__1913a Ma - Innes, R.T.A. 1913CiUO....4...31.
I__1913a Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1913CiUO....4...31.
I__1913b Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914 Ma - Innes, R.T.A. 1914CiUO...14...97.
I__1914 Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a Ma - Innes, R.T.A. 1915CiUO...24..185.
I__1915a Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b Ma - Innes, R.T.A. (measure by Cox, G.W.) 1915CiUO...24..185.
I__1915b Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1915CiUO...24..185.
I__1915c Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1915CiUO...24..185.
I__1915d Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e - Innes, R.T.A. 1915Obs....38..221I
I__1915e Obs 38, 221, 1915 (measures also in I__1916) 1916CiUO...33..249I
I__1915f - Innes, R.T.A. 1915Obs....38..333I
I__1915f Obs 38, 333, 1915 (measures also in I__1915) 1915CiUO...24..185I
I__1916a Ma - Innes, R.T.A. 1916CiUO...33..249I
I__1916a Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1916CiUO...33..249I
I__1916b Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1916CiUO...33..249I
I__1916c Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a Ma - Innes, R.T.A. 1917CiUO...37..285I
I__1917a Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1917CiUO...37..285I
I__1917b Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1917CiUO...37..285I
I__1917c Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d Ma - Innes, R.T.A. (measure by Worssell, W.M.) 1917CiUO...37..285I
I__1917d Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918 Ma - Innes, R.T.A. 1918CiUO...41..339I
I__1918 Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a Ma - Innes, R.T.A. 1927sdsc.book.....I
I__1927a +Po Southern Double Star Cat. 1927
I__1927b Ma - Innes, R.T.A. & van den Bos, W.H. 1927sdsc.book.....I
I__1927b Southern Double Star Cat. 1927
I__1932A Ma - Innes, R.T.A. 1932QB821.A43......
I__1932A cited in ADS (Aitken Double Star Cat.), 1932
I__1948a Ma - Innes, R.T.A. 1948CiUO..106..193I
I__1948a +Po Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1948CiUO..106..193I
I__1948b Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999 Ma - Innes, R.T.A. ...................
I__9999 +Mb 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
12392-7522 I 296 1991 9 271 2.0 6.60 9.10 B8Vne D 123914.56-752214.1
12392-7522 I 296 2015 10 270 2.0 6.60 9.10 B7Vn+A2:V 123914.56-752214.1
12392-7522 I 296 2016 11 270 2.0 6.60 9.10 B7Vn+A2:V 123914.56-752214.1

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

 
 
WDS 12392-7522 I 296 (HD 109857) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12392-7522 I 296 (HD 109857) : MEASURES
 
 
No records found.

 
 
WDS 12392-7522 (HD 109857) : VIRTUAL EYEPIECE
 
 

12392-7522 I 296A mag 6.6 Sp B7V 12392-7522 I 296B sep 0.5 P.A. 268.80 mag 9.1 Sp A2V 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 12392-7522 (HD 109857) : ALADIN DSS IMAGE @ 12h 39m 14.56s -75° 22' 14.1"
 
 
 
 
WDS 12392-7522 I 296 (HD 109857) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12392-7522 I 296 distance=0' 12335-7523 VGT 2AB distance=22' 12459-7511 HJ 4545AB distance=28' 12459-7511 HJ 4545AC distance=28' 12431-7458 KOH 94Aa,Ab distance=29' 12431-7458 BRR 6AB distance=29' 12457-7503 RST1690 distance=32' 12328-7457 RST1676 distance=36' 12489-7519 HDS1796 distance=37' 12490-7518 HEI 769 distance=38' 12490-7545 TDS 677 distance=43' 12503-7506 FIN 201 distance=46' 12477-7444 TDS8525 distance=50' 12322-7438 TDS8426 distance=52' 12276-7456 HEI 768 distance=52' 12446-7430 B 1721 distance=57' 12543-7520 KPP3881 distance=58' 12230-7459 HEI 510 distance=61' 12230-7535 KPP2981 distance=63' 12547-7551 NZO 33 distance=65' 12255-7602 HDS1746 distance=65' 12314-7424 KPP1123 distance=67' 12438-7642 KPP 276 distance=82' 12275-7640 I 35 distance=89' 12559-7417 YMG 43 distance=93' 12328-7654 YMG 42 distance=96' 12572-7640 ELP 33 distance=102' 12204-7407 KOH 93 distance=106' 12219-7647 SWR 131 distance=106' 12327-7339 HEI 511 distance=107' 12446-7709 TVB 256 distance=109' 12503-7342 TDS8546 distance=110' 12275-7705 RST1668 distance=111' 12552-7658 SZR 3 distance=112' 12436-7332 HEI 363 distance=113' 12443-7325 HEI 364 distance=120' 12473-7323 HEI 365 distance=124' 12502-7324 DAM 584 distance=126' 12498-7321 DAM 582 distance=129' 12360-7313 HEI 362 distance=130' 12500-7320 HEI 367 distance=130' 12223-7330 FIN 198 distance=132' 12551-7323 HEI 369 distance=135' 12409-7303 LDS 417 distance=140' 12368-7302 TDS8457 distance=141' 12399-7751 HDS1773 distance=149' 12431-7247 HJ 4540 distance=156' 12464-7246 TDS8518 distance=160' 12397-7240 TDS8479 distance=162' 12339-7240 NZO 30 distance=164' 12553-7248 LDS 425 distance=165' 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 12392-7522 I 296 270 2.0
Show 12335-7523 VGT 2 AB 16 2.9 22
Show 12459-7511 HJ 4545 AB 193 9.2 28
Show 12459-7511 HJ 4545 AC 238 36.9 28
Show 12431-7458 KOH 94 Aa,Ab 80 0.2 29
Show 12431-7458 BRR 6 AB 258 2.5 29
Show 12457-7503 RST1690 107 1.6 32
Show 12328-7457 RST1676 165 2.0 36
Show 12489-7519 HDS1796 287 0.5 37
Show 12490-7518 HEI 769 7 0.6 38
Show 12490-7545 TDS 677 199 1.2 43
Show 12503-7506 FIN 201 217 0.9 46
Show 12477-7444 TDS8525 209 0.6 50
Show 12322-7438 TDS8426 199 0.5 52
Show 12276-7456 HEI 768 122 0.8 52
Show 12446-7430 B 1721 70 0.2 57
Show 12543-7520 KPP3881 286 6.7 58
Show 12230-7459 HEI 510 15 1.7 61
Show 12230-7535 KPP2981 10 1.4 63
Show 12547-7551 NZO 33 5.2 65
Show 12255-7602 HDS1746 104 0.3 65
Show 12314-7424 KPP1123 274 8.8 67
Show 12438-7642 KPP 276 235 3.5 82
Show 12275-7640 I 35 315 2.3 89
Show 12559-7417 YMG 43 178 1.1 93
Show 12328-7654 YMG 42 250 0.2 96
Show 12572-7640 ELP 33 144 0.2 102
Show 12204-7407 KOH 93 13 0.2 106
Show 12219-7647 SWR 131 70 6.2 106
Show 12327-7339 HEI 511 277 0.4 107
Show 12446-7709 TVB 256 151 2.6 109
Show 12503-7342 TDS8546 233 0.6 110
Show 12275-7705 RST1668 262 1.5 111
Show 12552-7658 SZR 3 90 3.0 112
Show 12436-7332 HEI 363 269 1.7 113
Show 12443-7325 HEI 364 276 3.7 120
Show 12473-7323 HEI 365 320 0.3 124
Show 12502-7324 DAM 584 239 11.8 126
Show 12498-7321 DAM 582 339 5.4 129
Show 12360-7313 HEI 362 347 0.8 130
Show 12500-7320 HEI 367 51 2.3 130
Show 12223-7330 FIN 198 100 2.5 132
Show 12551-7323 HEI 369 130 2.9 135
Show 12409-7303 LDS 417 133 135.2 140
Show 12368-7302 TDS8457 307 0.4 141
Show 12399-7751 HDS1773 175 0.7 149
Show 12431-7247 HJ 4540 166 11.6 156
Show 12464-7246 TDS8518 43 0.5 160
Show 12397-7240 TDS8479 181 0.7 162
Show 12339-7240 NZO 30 40 8.0 164
Show 12553-7248 LDS 425 129 15.3 165

 
 
WDS 12392-7522 : COMPONENTS
 
 
  A
B pa=268.8°
sep=0.51"
 
 
12392-7522 A
 
 
Componente originario normalizzato AB Name HD 109857 Coord arcsec 2000 123914.56-752214.1 Mag 6.6
Spectral class B7V (blue-white) PmRA -26.00 PmDE -10.0 SAO 256967
HIP 61738 Tycho2 9412-00249-1 HD 109857 HR 4804
GC 17214 CP CP-74 955
Tycho2
Tycho2 9412-00249-1 Pflag P RAmdeg 189.81068714 DEmdeg -75.37059275
PmRA -21.8 PmDE -9.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.55 EpDEm 1991.66
Num 7 Q RAmdeg 2.0 Q DEmdeg 1.2 Q pmRA 2.1
Q pmDE 1.2 BTmag 6.635 E BTmag 0.014 VTmag 6.601
E VTmag 0.010 Prox 20 TYC T HIP 61738
CCDM A RAdeg 189.81097361 DEdeg -75.37057250 EpRA 1990 1.63
EpDE 1990 1.74 E RAdeg 3.7 E DEdeg 3.6 Posflg D
Corr -0.1
SAO
SAO 256967 DelFlag RA1950 PmRA1950 -0.0062
DE1950 PmDE1950 0.025 Vmag 6.5 SpType B9
Double code Source 70 CatNum 17214 DM CP-74 955
DMcomp BDsup HD 109857 M HD 0
GC 17214 RA1950rad 3.29865926 DE1950rad -1.3106586 PmRA2000 -0.0084
PmDE2000 0.031
Hipparcos
Catalog H HIP 61738 Proxy H RAhms 12 39 14.64
DEdms -75 22 14.1 Vmag 6.46 VarFlag R Vmag H
RAdeg 189.811 DEdeg -75.3706 AstroRef A Plx 4.24
CCDM 12392-7522 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 271 Rho 2.023 HD 109857 BD
CD CP CP-74 955 Dm number -74 955 VIred 0.16
SpType B8Vn R SpType Coord arcsec 2000 123914.64-752214.1
Hipparcos 2
HIP 61738 Sn 15 So 3 Nc 2
RArad 3.3128266567 DErad -1.3154645942 Plx 5.73 PmRA -26.41
PmDE -10.14 E RArad 0.39 E DErad 0.41 E Plx 0.5
E pmRA 0.58 E pmDE 0.52 Hpmag 6.5121 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.098 E BV 0.033
VI 0.16
CCDM
Ccdm 12392-7522 RComp Comp A Note1
Note2 Discov num DRAs 2.43 DDEs -10.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.7 Sp B9 PmNote *
PmRA -30 PmDE 26 Dm number -74 955 Cat1 CPD
Name2 256967 Cat2 SAO HD 109857 M HD
ADS BDS M ADS BDS N IDS IDS 12328S7449A
HIC 61738
 
 
12392-7522 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123914.42-752214.1 Mag 9.1 Spectral class A2V (white)
PmRA -22.00 PmDE -9.0 Tycho2 9412-00249-2 Calc delta mag 2.5
Calc coord yes
Tycho2
Tycho2 9412-00249-2 Pflag P RAmdeg 189.81068714 DEmdeg -75.37059275
PmRA -21.8 PmDE -9.1 E RAmdeg 4 E DEmdeg 4
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.55 EpDEm 1991.66
Num 7 Q RAmdeg 2.0 Q DEmdeg 1.2 Q pmRA 2.1
Q pmDE 1.2 BTmag 9.417 E BTmag 0.021 VTmag 9.102
E VTmag 0.018 Prox 20 TYC T HIP 61738
CCDM B RAdeg 189.80878167 DEdeg -75.37056083 EpRA 1990 1.67
EpDE 1990 1.74 E RAdeg 11.0 E DEdeg 11.0 Posflg D
Corr -0.1
CCDM
Ccdm 12392-7522 RComp Comp B Note1
Note2 Discov num I 296 DRAs DDEs
R dRAs Year 1901 Theta 273 Rho 2.0
Obs 5 Vmag 8.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12328S7449B
HIC 61738