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Doubles in session


Current system
18359-2849
HJ 5051 AB
HD 171396


Nearby doubles
19' : 18348-2837
B 395

36' : 18335-2832
BRT3073

36' : 18386-2850
TDT 971

43' : 18329-2906
SKF2130

56' : 18319-2831
RST2062

58' : 18396-2817
J 1596

61' : 18398-2920
RSS 487

71' : 18305-2848
HDS2624

72' : 18325-2753
SKF2131

74' : 18328-2747
KPP 417

77' : 18346-2734
I 1026AB

82' : 18334-3004
I 1370

84' : 18389-2736
RST2069

87' : 18400-2743
SKF2132

89' : 18405-2953
SEE 356

92' : 18292-2916
B 2450

94' : 18292-2921
B 2451

95' : 18360-3023
SKF2024

95' : 18311-2738
J 1632

96' : 18296-2803
SKF2128

102' : 18394-3019
RSS 486

102' : 18352-3030
RST2066

105' : 18279-2848
RST2056

105' : 18281-2917
AAQ 3

110' : 18403-3022
SKF2025

111' : 18291-2955
HDS2617



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.

18359-2849 HJ 5051 AB (HD 171396)

 
 
18h 35m 51.76s -28° 48' 59.6" P.A. 237.00 sep 9.3 mag 9.32,10.80 Sp G+A
 
 
Coord 2000 18359-2849 Discov num HJ 5051 Comp AB Coord arcsec 2000 18 35 51.76 -28 48 59.6
Date first 1834 Date last 1999 Obs 8
Pa first 231 Pa last 236.5 P.A. Now (θ) 236.5°
Sep first 5.0 Sep last 9.29 Sep. Now (ρ) 9.29"
Mag pri 9.32 Mag sec 10.80 delta mag (ΔM) 1.48 Spectral class G+A (yellow/white)
Pri motion ra +004 Sec motion ra -002
Pri motion dec +001 Sec motion dec -002
Notes
rPM=1.627
This double is not physical.
 
 
18359-2849 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 171396 187022 18 35 52 -28 48 60 HJ 5051 AB 1999 8 237 9.3 9.32 10.80 1.48 <===
Show 187022 18 35 52 -28 48 60 HJ 5051 AC 2015 6 296 91.6 9.32 11.43 2.11
Show 18 35 46 -28 48 19 DOO 71 CD 2015 4 34 4.3 11.80 12.50 0.70
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 171396 Constellation Sagittarius SAO 187022 Tycho2 6870-00052-1
Gaia DR2 4048340210820128768 HD 171396
 
 
WDS 18359-2849 HJ 5051 AB (HD 171396) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Doo1901 Ma j Doolittle, E. 1901PFAO....1c...1D
Doo1901 Pub. Univ. Penn. 1, Pt. 3, 1901
Doo1903a Ma - Doolittle, E. 1903AJ.....23..175D
Doo1903a AJ 23, 175, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905)
Doo1903b Ma j Doolittle, E. 1903AJ.....23..177D
Doo1903b AJ 23, 177, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905)
Doo1905a Ma j Doolittle, E. 1905PFAO....2c...1D
Doo1905a Pub. Univ. Penn. 2, Pt. 3, 1905
Doo1905b Ma - Doolittle, E. (measure by Hadley, J.M.) 1905PFAO....2c...1D
Doo1905b Pub. Univ. Penn. 2, Pt. 3, 1905
Doo1906A Ma - Doolittle, E. 1906MmRAS..56....1L
Doo1906A +orb cited by Lewis (MemRAS 56, 1, 1906)
Doo1906B Ma - Doolittle, E. 1906QB821.B972.....
Doo1906B cited in BDS (Burnham Double Star Cat., 1906)
Doo1907 Ma j Doolittle, E. 1907PFAO....3c...1D
Doo1907 Pub. Univ. Penn. 3, Pt. 3, 1907
Doo1912 Ma j Doolittle, E. 1912PFAO....4a...1D
Doo1912 Pub. Univ. Penn. 4, Pt. 1, 1912
Doo1913A Ma - Doolittle, E. 1913QB811.B8.......
Doo1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Doo1915a Ma - Doolittle, E. 1915MNRAS..75..666D
Doo1915a MNRAS 75, 666, 1915
Doo1915b Ma - Doolittle, E. 1915PFAO....4a...1D
Doo1915b Pub. Univ. Penn. 4, Pt. 1, 1915
Doo1915c Ma - Doolittle, E. 1915AJ.....29...49D
Doo1915c AJ 29, 49, 1915
Doo1923 Ma j Doolittle, E. 1923PFAO....4b...1D
Doo1923 Pub. Univ. Penn. 4, Pt. 2, 1923
Doo1932A Ma - Doolittle, E. 1932QB821.A43......
Doo1932A cited in ADS (Aitken Double Star Cat.), 1932
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
18359-2849 HJ 5051 AB 1999 7 237 9.3 9.32 10.80 G+A D 183551.76-284859.6

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

 
 
WDS 18359-2849 HJ 5051 AB (HD 171396) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18359-2849 HJ 5051 AB (HD 171396) : MEASURES
 
 
No records found.

 
 
WDS 18359-2849 (HD 171396) : VIRTUAL EYEPIECE
 
 

18359-2849 HJ 5051A mag 9.32 Sp G 18359-2849 HJ 5051B sep 8.5 P.A. 232.90 mag 10.8 Sp A 18359-2849 DOO 71C sep 91.4 P.A. 296.40 mag 11.8 Sp G0 18359-2849 DOO 71D sep 91.2 P.A. 299.00 mag 12.5 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 18359-2849 (HD 171396) : ALADIN DSS IMAGE @ 18h 35m 51.76s -28° 48' 59.6"
 
 
 
 
WDS 18359-2849 HJ 5051 AB (HD 171396) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18359-2849 HJ 5051AB distance=0' 18359-2849 DOO 71CD distance=2' 18348-2837 B 395 distance=19' 18335-2832 BRT3073 distance=36' 18386-2850 TDT 971 distance=36' 18329-2906 SKF2130 distance=43' 18319-2831 RST2062 distance=56' 18396-2817 J 1596 distance=58' 18398-2920 RSS 487 distance=61' 18305-2848 HDS2624 distance=71' 18325-2753 SKF2131 distance=72' 18328-2747 KPP 417 distance=74' 18346-2734 I 1027CD distance=77' 18346-2734 I 1026AB distance=77' 18346-2734 I 1026A,CD distance=77' 18346-2734 TOK 422Aa,Ab distance=77' 18312-2757 RST2060Ba,Bb distance=81' 18334-3004 I 1370 distance=82' 18389-2736 RST2069 distance=84' 18400-2743 SKF2132 distance=87' 18405-2953 SEE 356 distance=89' 18292-2916 B 2450 distance=92' 18292-2921 B 2451 distance=94' 18360-3023 SKF2024 distance=95' 18311-2738 J 1632 distance=95' 18296-2803 SKF2128 distance=96' 18394-3019 RSS 486 distance=102' 18352-3030 RST2066 distance=102' 18279-2848 RST2056 distance=105' 18281-2917 AAQ 3 distance=105' 18403-3022 SKF2025 distance=110' 18291-2955 HDS2617 distance=111' 18440-2920 LDS 651 distance=112' 18444-2926 SEE 357AB distance=118' 18444-2926 B 9035AC distance=118' 18444-2926 B 9035AD distance=118' 18444-2926 B 9035AE distance=118' 18374-3046 B 1367 distance=119' 18278-2949 RAG 2 distance=122' 18271-2930 B 2447 distance=123' 18388-3046 SKF2535 distance=123' 18450-2813 B 403 distance=126' 18287-3017 BRT3072 distance=129' 18402-3045 RST2070 distance=129' 18457-2847 B 404 distance=129' 18307-2700 RST2059 distance=130' 18286-2717 J 2214 distance=131' 18289-2716 OCC 185 distance=132' 18460-2856 TSN 187 distance=133' 18447-2959 B 2460 distance=135' 18317-3055 HDS2628 distance=137' 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 18359-2849 HJ 5051 AB 237 9.3
Show 18359-2849 HJ 5051 AC 296 91.6
Show 18359-2849 DOO 71 CD 34 4.3 2
Show 18348-2837 B 395 278 1.3 19
Show 18335-2832 BRT3073 281 3.9 36
Show 18386-2850 TDT 971 163 0.5 36
Show 18329-2906 SKF2130 134 3.0 43
Show 18319-2831 RST2062 3 0.8 56
Show 18396-2817 J 1596 105 8.2 58
Show 18398-2920 RSS 487 303 11.5 61
Show 18305-2848 HDS2624 230 0.1 71
Show 18325-2753 SKF2131 47 4.7 72
Show 18328-2747 KPP 417 57 5.0 74
Show 18346-2734 I 1027 CD 69 1.9 77
Show 18346-2734 I 1026 AB 41 9.0 77
Show 18346-2734 I 1026 A,CD 145 36.1 77
Show 18346-2734 TOK 422 Aa,Ab 102 0.1 77
Show 18312-2757 RST2060 Ba,Bb 8 0.6 81
Show 18334-3004 I 1370 187 3.8 82
Show 18389-2736 RST2069 123 1.7 84
Show 18400-2743 SKF2132 237 12.4 87
Show 18405-2953 SEE 356 133 3.1 89
Show 18292-2916 B 2450 347 14.0 92
Show 18292-2921 B 2451 244 9.3 94
Show 18360-3023 SKF2024 74 22.4 95
Show 18311-2738 J 1632 165 5.3 95
Show 18296-2803 SKF2128 291 4.8 96
Show 18394-3019 RSS 486 8 9.4 102
Show 18352-3030 RST2066 312 0.9 102
Show 18279-2848 RST2056 27 2.6 105
Show 18281-2917 AAQ 3 74 3.5 105
Show 18403-3022 SKF2025 234 104.6 110
Show 18291-2955 HDS2617 25 0.8 111
Show 18440-2920 LDS 651 209 35.8 112
Show 18444-2926 SEE 357 AB 291 14.5 118
Show 18444-2926 B 9035 AC 313 14.5 118
Show 18444-2926 B 9035 AD 349 10.8 118
Show 18444-2926 B 9035 AE 277 31.3 118
Show 18374-3046 B 1367 160 2.3 119
Show 18278-2949 RAG 2 265 11.1 122
Show 18271-2930 B 2447 222 8.8 123
Show 18388-3046 SKF2535 44 3.9 123
Show 18450-2813 B 403 76 2.4 126
Show 18287-3017 BRT3072 162 5.3 129
Show 18402-3045 RST2070 146 0.6 129
Show 18457-2847 B 404 238 5.0 129
Show 18307-2700 RST2059 5 1.9 130
Show 18286-2717 J 2214 119 5.3 131
Show 18289-2716 OCC 185 -1 0.1 132
Show 18460-2856 TSN 187 172 0.4 133
Show 18447-2959 B 2460 102 9.1 135

 
 
WDS 18359-2849 : COMPONENTS
 
 
  A B C
B pa=232.9°
sep=8.51"
 
C pa=296.4°
sep=91.44"
pa=301.4°
sep=87.97"
 
D pa=299.0°
sep=91.23"
pa=304.1°
sep=88.13"
pa=30.6°
sep=4.10"
 
 
18359-2849 A
 
 
Name HD 171396 Coord arcsec 2000 183551.76-284859.6 Mag 9.32 Spectral class G (yellow)
PmRA 4.00 PmDE 1.0 SAO 187022 Tycho2 6870-00052-1
HD 171396 DM CD-2814742
Tycho2
Tycho2 6870-00052-1 Pflag RAmdeg 278.96570883 DEmdeg -28.81657479
PmRA 0.1 PmDE -2.0 E RAmdeg 17 E DEmdeg 19
E pmRA 1.6 E pmDE 1.6 EpRAm 1988.10 EpDEm 1986.82
Num 5 Q RAmdeg 0.5 Q DEmdeg 0.7 Q pmRA 0.5
Q pmDE 0.8 BTmag 10.461 E BTmag 0.043 VTmag 9.324
E VTmag 0.025 Prox 999 TYC T HIP
CCDM RAdeg 278.96570778 DEdeg -28.81657139 EpRA 1990 1.78
EpDE 1990 1.74 E RAdeg 17.8 E DEdeg 21.4 Posflg
Corr 0.0
SAO
SAO 187022 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 0.026 Vmag 8.8 SpType +++
Double code Source 24 CatNum 12070 DM CD-2814742
DMcomp BDsup HD 171396 M HD 9
GC RA1950rad 4.85504299 DE1950rad -0.50366491 PmRA2000 0.0006
PmDE2000 0.026
 
 
18359-2849 B
 
 
Coord arcsec 2000 183551.24-284904.7 Mag 10.8 Spectral class A (white) PmRA -2.00
PmDE -2.0 Calc delta mag 1.48 Calc coord yes
 
 
18359-2849 C
 
 
Coord arcsec 2000 183545.53-284818.9 Coord calc 183545.53-284818.9 Mag 11.8 Spectral class G0 (yellow)
PmRA -12.00 PmDE -23.0 Calc delta mag 2.48
 
 
18359-2849 D
 
 
Coord arcsec 2000 183545.69-284815.4 Mag 12.5 PmRA 28.00 PmDE 49.0
Calc delta mag 3.18 Calc coord yes