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Doubles in session


Current system
18325-1858
ARN 52 AB
HD 170886


Nearby doubles
8' : 18325-1906
RST5116

10' : 18321-1906
RST3186

13' : 18319-1908
BU 966AB

15' : 18315-1904
ARA 753

16' : 18315-1905
ARA 752

18' : 18313-1855
TNN 10AB

19' : 18319-1915
TDT 930

21' : 18317-1915
ARN 107

21' : 18331-1918
J 2215

36' : 18302-1844
OCC 988

38' : 18340-1929
B 1887

38' : 18314-1824
SEE 354AB

44' : 18349-1925
ARA 755

50' : 18290-1858
I 1368

52' : 18356-1833
RBR 10

59' : 18365-1847
OCC 970

62' : 18290-1823
ARA 485

66' : 18333-2003
ARA1153

67' : 18369-1833
LEO 19

68' : 18371-1913
SEE 355

73' : 18274-1900
ARA 751

73' : 18374-1917
ARA 758

75' : 18362-1950
ARA 756

75' : 18274-1838
LEO 17AB

77' : 18272-1852
ARA 483

81' : 18342-1741
ARA 284



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.

18325-1858 ARN 52 AB (HD 170886)

 
 
18h 32m 29.17s -18° 58' 21.5" P.A. 262.00 sep 70.0 mag 7.14,9.63 Sp G3I dist. 8333.33 pc (27183.32 l.y.)
 
 
Coord 2000 18325-1858 Discov num ARN  52 Comp AB Coord arcsec 2000 18 32 29.17 -18 58 21.5
Date first 1916 Date last 2017 Obs 9
Pa first 263 Pa last 261.5 P.A. Now (θ) 261.5°
Sep first 69.6 Sep last 69.965 Sep. Now (ρ) 69.965"
Mag pri 7.14 Mag sec 9.63 delta mag (ΔM) 2.49 Spectral class G3I (yellow)
Pri motion ra +001 Sec motion ra -004
Pri motion dec -008 Sec motion dec -008
Notes
rPM=0.559
Nature of this double is uncertain.
 
 
18325-1858 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 170886 161582 18 32 29 -18 58 22 ARN 52 AB 2017 9 262 70.0 7.14 9.63 2.49 <===
Show 161582 18 32 29 -18 58 22 ANT 10 AC 2017 3 256 65.8 7.14 10.00 2.86
Show 18 32 24 -18 58 32 ANT 10 BC 2017 3 138 8.2 9.63 10.00 0.37
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 170886 Constellation Sagittarius SAO 161582 HIP 90900
Tycho2 6275-00946-1 HD 170886 GC 25306 BD BD-19 5059
CP CP-19 6921 Distance 8333.33 Distance ly 27183.32
 
 
WDS 18325-1858 ARN 52 AB (HD 170886) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ant2001 C - Anton, R. ...................
Ant2001 private communication, 2001
Ant2004 C u Anton, R. 2004DSO....10....1A
Ant2004 Double Star Observer 10, #1, 2004
Ant2006 C u Anton, R. 2006JDSO....2..108A
Ant2006 JDSO 2, 108, 2006
Ant2008 C u Anton, R. 2008JDSO....4...40A
Ant2008 JDSO 4, 40, 2008
Ant2009 C u Anton, R. 2009JDSO....5...65A
Ant2009 JDSO 5, 65, 2009
Ant2010 C u Anton, R. 2010JDSO....6..133A
Ant2010 JDSO 6, 133, 2010
Ant2010b C u Anton, R. 2010JDSO....6..180A
Ant2010b JDSO 6, 180, 2010
Ant2011 C u Anton, R. 2011JDSO....7...64A
Ant2011 JDSO 7, 64, 2011
Ant2011b C u Anton, R. 2011JDSO....7...76A
Ant2011b JDSO 7, 76, 2011
Ant2012 C u Anton, R. 2012JDSO....8...15A
Ant2012 JDSO 8, 15, 2012
Ant2014 Cl u Anton, R. 2014JDSO...10..125A
Ant2014 JDSO 10, 125, 2014
Ant2014b Cl u Anton, R. 2014JDSO...10..232A
Ant2014b JDSO 10, 232, 2014
Ant2015 Cl u Anton, R. 2015JDSO...11...81A
Ant2015 JDSO 11, 81, 2015
Ant2017a Cl u Anton, R. 2017JDSO...13..288A
Ant2017a JDSO 13, 288, 2017
Ant2017b Cl u Anton, R. 2017JDSO...13..495A
Ant2017b +S JDSO 13, 495, 2017
Ant2019a Cl u Anton, R. .
Ant2019a +S private communication, 2019 (18 August email)
Ant2019b Cl u Anton, R. 2019JDSO...15..336A
Ant2019b +S JDSO 15, 336, 2019
Ant2020 Cl+ u Anton, R. & Ohlert, J.M. 2020JDSO...16..454A
Ant2020 +S JDSO 16, 454, 2020
Ant2021 Cl Anton, R. 2021JDSO...17...27A
Ant2021 JDSO 17, 27, 2021
Ant2021b S Anton, R. .
Ant2021b private communiction, 2021 (17 Aug 2021 email)
Ant2022 S u Ohlert, J.M. & Anton, R. 2022JDSO...18..111O
Ant2022 JDSO 18, 111, 2022
Ant2023 S u Anton, R. & Ohlert, J.M. 2023JDSO...19...95A
Ant2023 JDSO 19, 95, 2023
Arn2001 Mg j Arnold, D. 2001DSO.....7....4A
Arn2001 Double Star Observer 7, #4, 2001
Arn2002a Mg j Arnold, D. 2002DSO.....8....1A
Arn2002a Double Star Observer 8, #1, 2002
Arn2002b Mg - Arnold, D. 2002DSO.....8....3A
Arn2002b Double Star Observer 8, #3, 2002
Arn2002c Mg j Arnold, D. 2002DSO.....8....4A
Arn2002c Double Star Observer 8, #4, 2002
Arn2002d Mg j Arnold, D. 2002DSO.....8....5A
Arn2002d Double Star Observer 8, #5, 2002
Arn2003a Mg j Arnold, D. 2003DSO.....9....1A
Arn2003a Double Star Observer 9, #1, 2003
Arn2003b Mg j Arnold, D. 2003DSO.....9....3A
Arn2003b Double Star Observer 9, #3, 2003
Arn2003c Mg j Arnold, D. 2003DSO.....9....4A
Arn2003c Double Star Observer 9, #4, 2003
Arn2003d Mg j Arnold, D. 2003DSO.....9....5A
Arn2003d Double Star Observer 9, #5, 2003
Arn2003e Mg j Arnold, D. 2003DSO.....9....6A
Arn2003e Double Star Observer 9, #6, 2003
Arn2004a Mg j Arnold, D. 2004DSO....10....1A
Arn2004a Double Star Observer 10, #1, 2004
Arn2004b Mg j Arnold, D. 2004DSO....10....2A
Arn2004b Double Star Observer 10, #2, 2004
Arn2004c Mg j Arnold, D. 2004DSO....10....3A
Arn2004c Double Star Observer 10, #3, 2004
Arn2004d Mg j Arnold, D. 2004DSO....10....4A
Arn2004d Double Star Observer 10, #4, 2004
Arn2004e Mg j Arnold, D. 2004DSO....10....5A
Arn2004e Double Star Observer 10, #5, 2004
Arn2004f Mg j Arnold, D. 2004DSO....10....6A
Arn2004f Double Star Observer 10, #6, 2004
Arn2005a Mg j Arnold, D. 2005DSO....11....1A
Arn2005a Double Star Observer 11, #1, 2005
Arn2005b Mg j Arnold, D. 2005DSO....11....2A
Arn2005b Double Star Observer 11, #2, 2005
Arn2005c Mg j Arnold, D. 2005DSO....11....3A
Arn2005c Double Star Observer 11, #3, 2005
Arn2005d Mg j Arnold, D. 2005DSO....11....4A
Arn2005d Double Star Observer 11, #4, 2005
Arn2005e Mg j Arnold, D. 2005DSO....11....5A
Arn2005e Double Star Observer 11, #5, 2005
Arn2005f Mg j Arnold, D. 2005DSO....11....6A
Arn2005f Double Star Observer 11, #6, 2005
Arn2006a Mg j Arnold, D. 2006JDSO....2....6A
Arn2006a +C JDSO 2, 6, 2006
Arn2006b Mg j Arnold, D. 2006JDSO....2...13A
Arn2006b JDSO 2, 13, 2006
Arn2006c Mg j Arnold, D. 2006JDSO....2...54A
Arn2006c JDSO 2, 54, 2006
Arn2006d Mg j Arnold, D. 2006JDSO....2...61A
Arn2006d JDSO 2, 61, 2006
Arn2006e Mg j Arnold, D. 2006JDSO....2...79A
Arn2006e JDSO 2, 79, 2006
Arn2006f Mg j Arnold, D. 2006JDSO....2...87A
Arn2006f JDSO 2, 87, 2006
Arn2006g Mg j Arnold, D. 2006JDSO....2..163A
Arn2006g +C JDSO 2, 163, 2006
Arn2007a Mg j Arnold, D. 2007JDSO....3...27A
Arn2007a JDSO 3, 27, 2007
Arn2007b Mg j Arnold, D. 2007JDSO....3...55A
Arn2007b JDSO 3, 55, 2007
Arn2007c Mg j Arnold, D. 2007JDSO....3..119A
Arn2007c JDSO 3, 119, 2007
Arn2007d Mg j Arnold, D. 2007JDSO....3..139A
Arn2007d JDSO 3, 139, 2007
Arn2008a Mg j Arnold, D. 2008JDSO....4....2A
Arn2008a JDSO 4, 2, 2008
Arn2008b Mg j Arnold, D. 2008JDSO....4...66A
Arn2008b JDSO 4, 66, 2008
Arn2008c Mg j Arnold, D. 2008JDSO....4...91A
Arn2008c JDSO 4, 91, 2008
Arn2008d Mg j Arnold, D. 2008JDSO....4..136A
Arn2008d JDSO 4, 136, 2008
Arn2009a Mg j Arnold, D. 2009JDSO....5....2A
Arn2009a JDSO 5, 2, 2009
Arn2009b Mg j Arnold, D. 2009JDSO....5...94A
Arn2009b JDSO 5, 94, 2009
Arn2009c Mg j Arnold, D. 2009JDSO....5..129A
Arn2009c JDSO 5, 129, 2009
Arn2009d Mg j Arnold, D. 2009JDSO....5..182A
Arn2009d JDSO 5, 182, 2009
Arn2010a Mg j Arnold, D. 2010JDSO....6....5A
Arn2010a JDSO 6, 5, 2010
Arn2010b Mg j Arnold, D. 2010JDSO....6..141A
Arn2010b JDSO 6, 141, 2010
Arn2010c Mg j Arnold, D. 2010JDSO....6..170A
Arn2010c JDSO 6, 170, 2010
Arn2010d Mg j Arnold, D. 2010JDSO....6..301A
Arn2010d JDSO 6, 301, 2010
Arn2012a Mg j Arnold, D. 2012JDSO....8...32A
Arn2012a JDSO 8, 32, 2012
Arn2012b Mg - Arnold, D. 2012JDSO....8..176A
Arn2012b JDSO 8, 176, 2012
Arn2012c Mg j Arnold, D. 2012JDSO....8..226A
Arn2012c JDSO 8, 226, 2012
Arn2013a Mg j Arnold, D. 2013JDSO....9...10A
Arn2013a JDSO 9, 10, 2013
Arn2013b M j Arnold, D. 2013JDSO....9..100A
Arn2013b JDSO 9, 100, 2013
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18325-1858 ARN 52 AB 2017 9 262 70.0 7.14 9.63 G3I 183229.17-185821.5

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

 
 
WDS 18325-1858 ARN 52 AB (HD 170886) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18325-1858 ARN 52 AB (HD 170886) : MEASURES
 
 
No records found.

 
 
WDS 18325-1858 (HD 170886) : VIRTUAL EYEPIECE
 
 

18325-1858 ARN 52A mag 7.14 Sp G3I 18325-1858 ANT 10B sep 70.0 P.A. 261.60 mag 9.63 Sp G3I 18325-1858 ANT 10C sep 62.5 P.A. 254.80 mag 10 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 18325-1858 (HD 170886) : ALADIN DSS IMAGE @ 18h 32m 29.17s -18° 58' 21.5"
 
 
 
 
WDS 18325-1858 ARN 52 AB (HD 170886) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18325-1858 ARN 52AB distance=0' 18325-1858 ANT 10BC distance=2' 18325-1906 RST5116 distance=8' 18321-1906 RST3186 distance=10' 18319-1908 BU 966AI distance=13' 18319-1908 BU 966AR distance=13' 18319-1908 BU 966AH distance=13' 18319-1908 BU 966AG distance=13' 18319-1908 BU 966AB distance=13' 18319-1908 BU 966AE distance=13' 18319-1908 EVS 36AU distance=13' 18319-1908 EVS 36AV distance=13' 18319-1908 EVS 36AW distance=13' 18319-1908 KRV 17AN distance=13' 18319-1908 KRV 17AO distance=13' 18319-1908 BU 966HJ distance=13' 18319-1908 BU 966JK distance=14' 18319-1908 BU 966JM distance=14' 18319-1908 BU 966KM distance=14' 18319-1908 BU 966Ba,Bb distance=14' 18319-1908 BU 966BC distance=14' 18319-1908 BU 966BE distance=14' 18319-1908 BU 966BH distance=14' 18319-1908 BU 966BQ distance=14' 18319-1908 BU 966EF distance=14' 18319-1908 BU 966EK distance=14' 18319-1908 BU 966EL distance=14' 18319-1908 BU 966SE distance=15' 18315-1904 ARA 753 distance=15' 18319-1908 BU 966IC distance=15' 18319-1908 BU 966IB distance=15' 18319-1908 BU 966IQ distance=15' 18315-1905 ARA 752 distance=16' 18319-1908 BU 966CD distance=17' 18319-1908 BU 966CG distance=17' 18319-1908 BU 966CQ distance=17' 18313-1855 TNN 10AB distance=18' 18313-1855 TNN 10AC distance=18' 18313-1855 TNN 10AD distance=18' 18313-1855 TNN 10AE distance=18' 18313-1855 TNN 10AF distance=18' 18319-1915 TDT 930 distance=19' 18319-1908 BU 966GT distance=19' 18317-1915 ARN 107 distance=21' 18331-1918 J 2215 distance=21' 18302-1844 OCC 988 distance=36' 18340-1929 B 1887 distance=38' 18314-1824 OCC 22Aa,Ab distance=38' 18314-1824 SEE 354AB distance=38' 18349-1925 ARA 755 distance=44' 18290-1858 I 1368 distance=50' 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 18325-1858 ARN 52 AB 262 70.0
Show 18325-1858 ANT 10 AC 256 65.8
Show 18325-1858 ANT 10 BC 138 8.2 2
Show 18325-1906 RST5116 67 3.0 8
Show 18321-1906 RST3186 187 0.7 10
Show 18319-1908 BU 966 AI 194 165.0 13
Show 18319-1908 BU 966 AR 90 77.0 13
Show 18319-1908 BU 966 AH 295 72.0 13
Show 18319-1908 BU 966 AG 254 429.6 13
Show 18319-1908 BU 966 AB 252 66.2 13
Show 18319-1908 BU 966 AE 281 144.8 13
Show 18319-1908 EVS 36 AU 127 14.0 13
Show 18319-1908 EVS 36 AV 164 17.3 13
Show 18319-1908 EVS 36 AW 19 19.6 13
Show 18319-1908 KRV 17 AN 178 66.8 13
Show 18319-1908 KRV 17 AO 175 35.4 13
Show 18319-1908 BU 966 HJ 310 44.4 13
Show 18319-1908 BU 966 JK 264 29.5 14
Show 18319-1908 BU 966 JM 345 70.4 14
Show 18319-1908 BU 966 KM 9 72.0 14
Show 18319-1908 BU 966 Ba,Bb 95 0.9 14
Show 18319-1908 BU 966 BC 205 164.9 14
Show 18319-1908 BU 966 BE 302 91.0 14
Show 18319-1908 BU 966 BH 358 50.8 14
Show 18319-1908 BU 966 BQ 199 109.6 14
Show 18319-1908 BU 966 EF 291 25.4 14
Show 18319-1908 BU 966 EK 26 30.5 14
Show 18319-1908 BU 966 EL 123 21.1 14
Show 18319-1908 BU 966 SE 142 161.3 15
Show 18315-1904 ARA 753 178 5.9 15
Show 18319-1908 BU 966 IC 264 93.6 15
Show 18319-1908 BU 966 IB 351 141.3 15
Show 18319-1908 BU 966 IQ 301 69.5 15
Show 18315-1905 ARA 752 284 11.2 16
Show 18319-1908 BU 966 CD 171 11.0 17
Show 18319-1908 BU 966 CG 280 284.3 17
Show 18319-1908 BU 966 CQ 36 56.5 17
Show 18313-1855 TNN 10 AB 170 2.8 18
Show 18313-1855 TNN 10 AC 267 3.5 18
Show 18313-1855 TNN 10 AD 213 5.1 18
Show 18313-1855 TNN 10 AE 71 5.3 18
Show 18313-1855 TNN 10 AF 119 5.4 18
Show 18319-1915 TDT 930 194 1.2 19
Show 18319-1908 BU 966 GT 63 61.7 19
Show 18317-1915 ARN 107 289 21.1 21
Show 18331-1918 J 2215 267 6.0 21
Show 18302-1844 OCC 988 -1 0.1 36
Show 18340-1929 B 1887 283 2.2 38
Show 18314-1824 OCC 22 Aa,Ab -1 0.1 38
Show 18314-1824 SEE 354 AB 182 23.2 38
Show 18349-1925 ARA 755 77 13.1 44

 
 
WDS 18325-1858 : COMPONENTS
 
 
  A B
B pa=261.6°
sep=69.97"
 
C pa=254.8°
sep=62.47"
pa=124.6°
sep=10.86"
 
 
18325-1858 A
 
 
Name HD 170886 Coord arcsec 2000 183229.17-185821.5 Mag 7.14 Spectral class G3I (yellow)
PmRA 1.00 PmDE -8.0 SAO 161582 HIP 90900
Tycho2 6275-00946-1 HD 170886 GC 25306 BD BD-19 5059
CP CP-19 6921
Tycho2
Tycho2 6275-00946-1 Pflag RAmdeg 278.12153247 DEmdeg -18.97265010
PmRA -1.3 PmDE -4.8 E RAmdeg 6 E DEmdeg 6
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.03 EpDEm 1990.95
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.8
Q pmDE 0.7 BTmag 8.769 E BTmag 0.020 VTmag 7.142
E VTmag 0.011 Prox 699 TYC T HIP 90900
CCDM RAdeg 278.12153500 DEdeg -18.97263917 EpRA 1990 1.74
EpDE 1990 1.63 E RAdeg 5.5 E DEdeg 6.3 Posflg
Corr -0.2
SAO
SAO 161582 DelFlag RA1950 PmRA1950 0
DE1950 PmDE1950 -0.013 Vmag 7.7 SpType K0
Double code Source 70 CatNum 25306 DM BD-19 5059
DMcomp BDsup HD 170886 M HD 0
GC 25306 RA1950rad 4.84129615 DE1950rad -0.33179271 PmRA2000 0.0001
PmDE2000 -0.012
Hipparcos
Catalog H HIP 90900 Proxy RAhms 18 32 29.17
DEdms -18 58 21.5 Vmag 6.97 VarFlag R Vmag H
RAdeg 278.122 DEdeg -18.9726 AstroRef Plx 0.44
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 170886 BD BD-19 5059
CD CP CP-19 6921 Dm number -19 5059 VIred 1.26
SpType G3/G5Ib R SpType Coord arcsec 2000 183229.17-185821.5
Hipparcos 2
HIP 90900 Sn 5 So 0 Nc 1
RArad 4.8541365452 DErad -0.3311350327 Plx 0.12 PmRA 0.61
PmDE -7.91 E RArad 0.72 E DErad 0.49 E Plx 0.72
E pmRA 0.98 E pmDE 0.61 Hpmag 7.1201 E Hpmag 0.0012
SHp 0.012 VA 0 BV 1.333 E BV 0.018
VI 1.3
 
 
18325-1858 B
 
 
Coord arcsec 2000 183224.29-185831.7 Coord calc 183224.29-185831.7 Mag 9.63 Spectral class G3I (yellow)
PmRA -4.00 PmDE -8.0 Tycho2 6275-00740-1 Calc delta mag 2.49
Tycho2
Tycho2 6275-00740-1 Pflag RAmdeg 278.10120999 DEmdeg -18.97547458
PmRA -0.9 PmDE -7.5 E RAmdeg 23 E DEmdeg 23
E pmRA 2.1 E pmDE 2.1 EpRAm 1989.97 EpDEm 1989.97
Num 4 Q RAmdeg 1.2 Q DEmdeg 0.5 Q pmRA 1.2
Q pmDE 0.6 BTmag 10.103 E BTmag 0.036 VTmag 9.625
E VTmag 0.036 Prox 699 TYC T HIP
CCDM RAdeg 278.10121194 DEdeg -18.97545694 EpRA 1990 1.61
EpDE 1990 1.61 E RAdeg 23.0 E DEdeg 23.0 Posflg
Corr -0.1
 
 
18325-1858 C
 
 
Coord arcsec 2000 183224.92-185837.9 Mag 10 Calc delta mag 2.86 Calc coord yes