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Doubles in session


Current system
18196-2914
I 1022
HD 168142


Nearby doubles
22' : 18206-2856
BRT3066

28' : 18192-2941
B 2444

30' : 18219-2913
RST2048

41' : 18210-2950
SEE 350AB
Kaus Media

46' : 18169-2943
RST2045

46' : 18165-2854
RST5446

50' : 18167-2945
I 1358

56' : 18164-2951
J 1624

58' : 18193-3011
BRT3065

64' : 18174-2817
OCC 168

67' : 18170-2816
OCC 116

67' : 18244-2932
RSS 31

68' : 18152-2837
OCC 151

69' : 18165-2818
B 2861

69' : 18232-2825
HDS2601

73' : 18176-2806
OCC 119

73' : 18245-2947
B 2446AB

79' : 18150-2823
B 385

80' : 18138-2850
B 2436

82' : 18207-2754
TDT 809

86' : 18176-2752
B 386

91' : 18233-3029
TDT 828

91' : 18177-2746
I 1359

94' : 18173-3043
RST2046

95' : 18165-2748
RST2043

96' : 18124-2929
B 929



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.

18196-2914 I 1022 (HD 168142)

 
 
18h 19m 33.83s -29° 13' 30.7" P.A. 242.00 sep 0.8 mag 9.93,10.60 Sp G8IV
 
 
Coord 2000 18196-2914 Discov num I  1022 Comp Coord arcsec 2000 18 19 33.83 -29 13 30.7
Date first 1910 Date last 1991 Obs 6
Pa first 240 Pa last 241.9 P.A. Now (θ) 241.9°
Sep first 0.7 Sep last 0.79 Sep. Now (ρ) 0.79"
Mag pri 9.93 Mag sec 10.60 delta mag (ΔM) 0.67 Spectral class G8IV (yellow)
Pri motion ra -010 Sec motion ra -010
Pri motion dec -020 Sec motion dec -020
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 168142 Constellation Sagittarius SAO 186646 Tycho2 6856-01550-1
Gaia DR2 4051270645468439680 HD 168142
 
 
WDS 18196-2914 I 1022 (HD 168142) : 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
18196-2914 I 1022 1991 6 242 0.8 9.93 10.60 G8IV 181933.83-291330.7

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

 
 
WDS 18196-2914 I 1022 (HD 168142) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18196-2914 I 1022 (HD 168142) : MEASURES
 
 
No records found.

 
 
WDS 18196-2914 (HD 168142) : VIRTUAL EYEPIECE
 
 

18196-2914 I 1022A mag 9.93 Sp G8IV 18196-2914 I 1022B sep 0.7 P.A. 238.50 mag 10.6 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 18196-2914 (HD 168142) : ALADIN DSS IMAGE @ 18h 19m 33.83s -29° 13' 30.7"
 
 
 
 
WDS 18196-2914 I 1022 (HD 168142) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18196-2914 I 1022 distance=0' 18206-2856 BRT3066 distance=22' 18192-2941 B 2444 distance=28' 18219-2913 RST2048 distance=30' 18210-2842 B 2864BC distance=36' 18210-2842 B 2864A,BC distance=37' 18210-2950 SEE 350AB (Kaus Media) distance=41' 18210-2950 SEE 350AC (Kaus Media) distance=41' 18210-2950 SEE 350AD (Kaus Media) distance=41' 18169-2943 RST2045 distance=46' 18165-2854 RST5446 distance=46' 18167-2945 I 1358 distance=50' 18164-2951 J 1624 distance=56' 18193-3011 BRT3065 distance=58' 18174-2817 OCC 168 distance=64' 18170-2816 OCC 116 distance=67' 18244-2932 RSS 31 distance=67' 18152-2837 OCC 151 distance=68' 18165-2818 B 2861 distance=69' 18232-2825 HDS2601 distance=69' 18176-2806 OCC 119 distance=73' 18245-2947 B 2446AB distance=73' 18245-2947 BIL 7Aa,Ab distance=73' 18150-2823 B 385 distance=79' 18138-2850 B 2436 distance=80' 18207-2754 TDT 809 distance=82' 18176-2752 B 386 distance=86' 18233-3029 TDT 828 distance=91' 18177-2746 I 1359 distance=91' 18173-3043 RST2046 distance=94' 18165-2748 RST2043 distance=95' 18124-2929 B 929 distance=96' 18188-3048 BRT3064 distance=96' 18153-2753 RST2039 distance=98' 18256-3013 SEE 352 distance=99' 18255-3015 B 939 distance=99' 18146-2759 OCC 117AB distance=100' 18167-3047 BRT3063 distance=100' 18271-2930 B 2447 distance=100' 18263-3008 BRT3071 distance=104' 18239-2746 VVV 4 distance=104' 18119-2950 RST2037 distance=107' 18174-2730 HDS2585 distance=108' 18161-3051 HDS2580 distance=108' 18244-3041 B 1359 distance=109' 18118-2956 HDS2567 distance=110' 18113-2938 B 927 distance=112' 18119-2825 J 1647 distance=112' 18279-2848 RST2056 distance=113' 18281-2917 AAQ 3 distance=113' 18278-2949 RAG 2 distance=114' 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 18196-2914 I 1022 242 0.8
Show 18206-2856 BRT3066 167 2.7 22
Show 18192-2941 B 2444 354 6.9 28
Show 18219-2913 RST2048 233 0.3 30
Show 18210-2842 B 2864 BC 313 1.7 36
Show 18210-2842 B 2864 A,BC 166 38.6 37
Show Kaus Media 18210-2950 SEE 350 AB 276 31.7 41
Show Kaus Media 18210-2950 SEE 350 AC 168 43.6 41
Show Kaus Media 18210-2950 SEE 350 AD 225 59.9 41
Show 18169-2943 RST2045 256 3.1 46
Show 18165-2854 RST5446 129 0.2 46
Show 18167-2945 I 1358 179 2.5 50
Show 18164-2951 J 1624 121 3.8 56
Show 18193-3011 BRT3065 322 3.9 58
Show 18174-2817 OCC 168 -1 0.1 64
Show 18170-2816 OCC 116 -1 0.1 67
Show 18244-2932 RSS 31 169 44.7 67
Show 18152-2837 OCC 151 -1 0.1 68
Show 18165-2818 B 2861 150 8.6 69
Show 18232-2825 HDS2601 221 0.2 69
Show 18176-2806 OCC 119 -1 0.1 73
Show 18245-2947 B 2446 AB 223 9.3 73
Show 18245-2947 BIL 7 Aa,Ab 0.1 73
Show 18150-2823 B 385 81 7.4 79
Show 18138-2850 B 2436 277 6.8 80
Show 18207-2754 TDT 809 108 0.5 82
Show 18176-2752 B 386 29 0.6 86
Show 18233-3029 TDT 828 299 1.0 91
Show 18177-2746 I 1359 113 1.2 91
Show 18173-3043 RST2046 267 0.8 94
Show 18165-2748 RST2043 208 1.4 95
Show 18124-2929 B 929 278 3.6 96
Show 18188-3048 BRT3064 108 3.8 96
Show 18153-2753 RST2039 23 4.0 98
Show 18256-3013 SEE 352 70 3.4 99
Show 18255-3015 B 939 190 5.0 99
Show 18146-2759 OCC 117 AB -1 0.1 100
Show 18167-3047 BRT3063 180 4.2 100
Show 18271-2930 B 2447 222 8.8 100
Show 18263-3008 BRT3071 323 3.5 104
Show 18239-2746 VVV 4 166 95.5 104
Show 18119-2950 RST2037 2 0.4 107
Show 18174-2730 HDS2585 83 0.2 108
Show 18161-3051 HDS2580 196 2.4 108
Show 18244-3041 B 1359 74 3.3 109
Show 18118-2956 HDS2567 333 9.2 110
Show 18113-2938 B 927 212 4.7 112
Show 18119-2825 J 1647 46 4.8 112
Show 18279-2848 RST2056 27 2.6 113
Show 18281-2917 AAQ 3 74 3.5 113
Show 18278-2949 RAG 2 265 11.1 114

 
 
WDS 18196-2914 : COMPONENTS
 
 
  A
B pa=238.5°
sep=0.71"
 
 
18196-2914 A
 
 
Componente originario normalizzato AB Name HD 168142 Coord arcsec 2000 181933.83-291330.7 Mag 9.93
Spectral class G8IV (yellow) PmRA -10.00 PmDE -20.0 SAO 186646
Tycho2 6856-01550-1 HD 168142 DM CD-2914807
Tycho2
Tycho2 6856-01550-1 Pflag RAmdeg 274.89090623 DEmdeg -29.22523622
PmRA -10.1 PmDE -20.2 E RAmdeg 19 E DEmdeg 25
E pmRA 1.6 E pmDE 1.7 EpRAm 1986.88 EpDEm 1982.49
Num 6 Q RAmdeg 1.3 Q DEmdeg 0.5 Q pmRA 1.3
Q pmDE 0.5 BTmag 10.867 E BTmag 0.059 VTmag 9.614
E VTmag 0.031 Prox 999 TYC T HIP
CCDM RAdeg 274.89093528 DEdeg -29.22518944 EpRA 1990 1.89
EpDE 1990 1.83 E RAdeg 21.1 E DEdeg 31.6 Posflg P
Corr -0.1
SAO
SAO 186646 DelFlag RA1950 PmRA1950 0.0016
DE1950 PmDE1950 -0.016 Vmag 9 SpType K0
Double code Source 24 CatNum 11850 DM CD-2914807
DMcomp BDsup HD 168142 M HD 0
GC RA1950rad 4.78386222 DE1950rad -0.51045217 PmRA2000 0.0015
PmDE2000 -0.016
CCDM
Ccdm 18196-2914 RComp Comp A Note1
Note2 Discov num DRAs -1.99 DDEs 28.9
R dRAs 41 Year Theta Rho
Obs 2 Vmag 10.0 Sp K0 PmNote *
PmRA 21 PmDE -16 Dm number -2914807 Cat1 CD
Name2 186646 Cat2 SAO HD 168142 M HD
ADS BDS A11248 M ADS BDS N IDS IDS 18132S2916A
HIC
 
 
18196-2914 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181933.78-291331.1 Mag 10.6 PmRA -10.00
PmDE -20.0 Calc delta mag 0.67 Calc coord yes
CCDM
Ccdm 18196-2914 RComp Comp B Note1
Note2 Discov num I 1022 DRAs DDEs
R dRAs Year 1912 Theta 242 Rho 0.7
Obs 4 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11248 M ADS BDS N IDS IDS 18132S2916B
HIC