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Doubles in session


Current system
18480-1647
HJ 2838
HD 173822


Nearby doubles
15' : 18477-1633
RST4020

19' : 18487-1702
J 2235AB

25' : 18496-1654
HWE 44AB

28' : 18498-1655
TDT4316

39' : 18457-1624
J 1656

40' : 18509-1646
HLD 148

57' : 18444-1623
HJ 2835

58' : 18494-1740
TDT1072

62' : 18516-1719
HU 255

67' : 18494-1750
HJ 2840

70' : 18442-1733
HLD 146

72' : 18528-1658
J 2238

73' : 18529-1625
RST4021

75' : 18510-1747
HJ 2842

75' : 18435-1725
RST3194

76' : 18530-1623
RST4022

79' : 18528-1725
HU 257

83' : 18461-1529
HU 251

86' : 18442-1539
BRT 633

88' : 18480-1814
RST3198

91' : 18482-1820
J 1636

91' : 18480-1817
WSI 36

92' : 18503-1812
TDT1080

95' : 18506-1813
RST3200

95' : 18437-1534
J 2224

97' : 18427-1547
HU 250



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.

18480-1647 HJ 2838 (HD 173822)

 
 
18h 47m 59.18s -16° 46' 35.2" P.A. 335.00 sep 33.4 mag 7.12,12.10 Sp K2/3III dist. 401.61 pc (1310.05 l.y.)
 
 
Coord 2000 18480-1647 Discov num HJ 2838 Comp Coord arcsec 2000 18 47 59.18 -16 46 35.2
Date first 1830 Date last 2010 Obs 12
Pa first 335 Pa last 334.8 P.A. Now (θ) 334.8°
Sep first 20.0 Sep last 33.39 Sep. Now (ρ) 33.39"
Mag pri 7.12 Mag sec 12.10 delta mag (ΔM) 4.98 Spectral class K2/3III (yellow-orange)
Pri motion ra -001 Sec motion ra +015
Pri motion dec -006 Sec motion dec -003
Notes
rPM=1.064
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 173822 Constellation Sagittarius SAO 161835 HIP 92246
Tycho2 6280-02030-1 Gaia DR2 4099229457235523840 HD 173822 BD BD-16 5033
Distance 401.61 Distance ly 1310.05
 
 
WDS 18480-1647 HJ 2838 (HD 173822) : NOTES
 
 
No records found.

 
 
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
18480-1647 HJ 2838 2004 9 335 33.4 6.95 11.10 K2/3III D 184759.18-164635.2
18480-1647 HJ 2838 2010 12 335 33.3 7.12 12.10 K2/3III 184759.18-164635.2

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

 
 
WDS 18480-1647 HJ 2838 (HD 173822) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18480-1647 HJ 2838 (HD 173822) : MEASURES
 
 
No records found.

 
 
WDS 18480-1647 (HD 173822) : VIRTUAL EYEPIECE
 
 

18480-1647 HJ 2838A mag 7.12 Sp K2/3III 18480-1647 HJ 2838B sep 33.1 P.A. 335.70 mag 12.1 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 18480-1647 (HD 173822) : ALADIN DSS IMAGE @ 18h 47m 59.18s -16° 46' 35.2"
 
 
 
 
WDS 18480-1647 HJ 2838 (HD 173822) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18480-1647 HJ 2838 distance=1' 18477-1633 RST4020 distance=15' 18487-1702 J 2235AB distance=19' 18487-1702 J 2235BC distance=20' 18496-1654 HWE 44AB distance=25' 18496-1654 HWE 44AC distance=25' 18496-1654 KNP 3AD distance=25' 18498-1655 TDT4316 distance=28' 18457-1624 J 1656 distance=39' 18509-1646 HLD 148 distance=40' 18444-1623 HJ 2835 distance=57' 18494-1740 TDT1072 distance=58' 18516-1719 HU 255 distance=62' 18494-1750 HJ 2840 distance=67' 18442-1733 HLD 146 distance=70' 18528-1658 J 2238 distance=72' 18529-1625 RST4021 distance=73' 18510-1747 HJ 2842 distance=75' 18435-1725 RST3194 distance=75' 18530-1623 RST4022 distance=76' 18528-1725 HU 257 distance=79' 18461-1529 HU 251 distance=83' 18442-1539 BRT 633 distance=86' 18480-1814 RST3198 distance=88' 18482-1820 J 1636 distance=91' 18480-1817 WSI 36 distance=91' 18503-1812 TDT1080 distance=92' 18506-1813 RST3200 distance=95' 18437-1534 J 2224 distance=95' 18427-1547 HU 250 distance=97' 18505-1818 TDT1081 distance=99' 18500-1826 J 1658 distance=104' 18453-1509 BRT 594 distance=106' 18412-1731 FEN 34 distance=108' 18551-1609 BRT 634 distance=109' 18549-1733 RST3205AB distance=110' 18549-1733 HJ 2843AB,C distance=110' 18517-1511 TDT1092 distance=110' 18557-1646 J 1661 distance=110' 18555-1626 ARA 112 distance=111' 18488-1836 KUI 88 distance=111' 18555-1623 SOZ 18 distance=111' 18505-1501 J 529 distance=112' 18488-1838 RSS 491 distance=112' 18428-1523 HLD 145 distance=113' 18498-1836 TDT1075 distance=113' 18408-1603 OL 8 distance=116' 18553-1738 HJ 2844 distance=117' 18560-1637 J 1662 distance=119' 18559-1735 HJ 2845 distance=124' 18396-1713 GWP2792 distance=125' 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 18480-1647 HJ 2838 335 33.4 1
Show 18477-1633 RST4020 26 3.5 15
Show 18487-1702 J 2235 AB 203 90.0 19
Show 18487-1702 J 2235 BC 5 6.6 20
Show 18496-1654 HWE 44 AB 298 2.0 25
Show 18496-1654 HWE 44 AC 308 36.4 25
Show 18496-1654 KNP 3 AD 200 22.2 25
Show 18498-1655 TDT4316 333 45.1 28
Show 18457-1624 J 1656 287 7.6 39
Show 18509-1646 HLD 148 30 5.0 40
Show 18444-1623 HJ 2835 303 15.3 57
Show 18494-1740 TDT1072 310 0.7 58
Show 18516-1719 HU 255 166 1.4 62
Show 18494-1750 HJ 2840 173 15.2 67
Show 18442-1733 HLD 146 194 2.2 70
Show 18528-1658 J 2238 182 4.8 72
Show 18529-1625 RST4021 118 0.2 73
Show 18510-1747 HJ 2842 338 29.9 75
Show 18435-1725 RST3194 87 4.0 75
Show 18530-1623 RST4022 312 0.4 76
Show 18528-1725 HU 257 341 2.1 79
Show 18461-1529 HU 251 304 2.6 83
Show 18442-1539 BRT 633 42 4.8 86
Show 18480-1814 RST3198 154 0.4 88
Show 18482-1820 J 1636 78 7.1 91
Show 18480-1817 WSI 36 262 15.8 91
Show 18503-1812 TDT1080 134 0.9 92
Show 18506-1813 RST3200 0.7 95
Show 18437-1534 J 2224 202 10.4 95
Show 18427-1547 HU 250 298 2.2 97
Show 18505-1818 TDT1081 75 0.5 99
Show 18500-1826 J 1658 59 8.4 104
Show 18453-1509 BRT 594 110 2.2 106
Show 18412-1731 FEN 34 325 3.8 108
Show 18551-1609 BRT 634 337 3.9 109
Show 18549-1733 RST3205 AB 300 0.5 110
Show 18549-1733 HJ 2843 AB,C 339 22.0 110
Show 18517-1511 TDT1092 138 0.4 110
Show 18557-1646 J 1661 98 4.5 110
Show 18555-1626 ARA 112 176 10.7 111
Show 18488-1836 KUI 88 153 0.5 111
Show 18555-1623 SOZ 18 142 17.7 111
Show 18505-1501 J 529 353 7.5 112
Show 18488-1838 RSS 491 334 10.8 112
Show 18428-1523 HLD 145 51 1.5 113
Show 18498-1836 TDT1075 97 0.5 113
Show 18408-1603 OL 8 71 3.4 116
Show 18553-1738 HJ 2844 105 23.7 117
Show 18560-1637 J 1662 191 4.5 119
Show 18559-1735 HJ 2845 6 3.9 124
Show 18396-1713 GWP2792 136 22.6 125

 
 
WDS 18480-1647 : COMPONENTS
 
 
  A
B pa=335.7°
sep=33.14"
 
 
18480-1647 A
 
 
Componente originario normalizzato AB Name HD 173822 Coord arcsec 2000 184759.18-164635.2 Mag 7.12
Spectral class K2/3III (yellow-orange) PmRA -1.00 PmDE -6.0 SAO 161835
HIP 92246 Tycho2 6280-02030-1 HD 173822 BD BD-16 5033
Tycho2
Tycho2 6280-02030-1 Pflag RAmdeg 281.99655948 DEmdeg -16.77644655
PmRA -0.7 PmDE -5.6 E RAmdeg 4 E DEmdeg 6
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.48 EpDEm 1990.98
Num 10 Q RAmdeg 1.5 Q DEmdeg 0.5 Q pmRA 1.5
Q pmDE 0.6 BTmag 9.193 E BTmag 0.019 VTmag 7.122
E VTmag 0.010 Prox 999 TYC T HIP 92246
CCDM RAdeg 281.99656139 DEdeg -16.77643333 EpRA 1990 1.82
EpDE 1990 1.69 E RAdeg 4.4 E DEdeg 5.8 Posflg
Corr 0.0
SAO
SAO 161835 DelFlag RA1950 PmRA1950 -0.0012
DE1950 PmDE1950 -0.036 Vmag 7.2 SpType K2
Double code Source 21 CatNum 6930 DM BD-16 5033
DMcomp BDsup HD 173822 M HD 0
GC RA1950rad 4.9091485 DE1950rad -0.29378563 PmRA2000 -0.001
PmDE2000 -0.035
Hipparcos
Catalog H HIP 92246 Proxy RAhms 18 47 59.18
DEdms -16 46 35.2 Vmag 6.94 VarFlag R Vmag H
RAdeg 281.997 DEdeg -16.7764 AstroRef Plx 3.12
CCDM 18480-1647 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 173822 BD BD-16 5033
CD CP Dm number -16 5033 VIred 1.71
SpType K2/K3III R SpType Coord arcsec 2000 184759.18-164635.2
Hipparcos 2
HIP 92246 Sn 5 So 0 Nc 1
RArad 4.9217685149 DErad -0.2928039637 Plx 2.49 PmRA -0.6
PmDE -6.43 E RArad 0.51 E DErad 0.32 E Plx 0.55
E pmRA 0.75 E pmDE 0.52 Hpmag 7.0425 E Hpmag 0.0008
SHp 0.008 VA 0 BV 1.693 E BV 0.014
VI 1.72
CCDM
Ccdm 18480-1647 RComp Comp A Note1
Note2 Discov num DRAs -0.88 DDEs 22.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.1 Sp K2 PmNote *
PmRA -17 PmDE -36 Dm number -16 5033 Cat1 BD
Name2 161835 Cat2 SAO HD 173822 M HD
ADS BDS B 8791 M ADS BDS N IDS IDS 18422S1653A
HIC 92246
 
 
18480-1647 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184758.23-164605.0 Mag 12.1 PmRA 15.00
PmDE -3.0 Calc delta mag 4.98 Calc coord yes
CCDM
Ccdm 18480-1647 RComp Comp B Note1
Note2 Discov num HJ 2838 DRAs DDEs
R dRAs Year 1879 Theta 333 Rho 33.5
Obs 4 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 8791 M ADS BDS N IDS IDS 18422S1653B
HIC