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Doubles in session


Current system
18293-0246
HJ 859
HD 170395


Nearby doubles
40' : 18305-0211
CON 34

44' : 18264-0254
A 85

46' : 18265-0226
GRV1262

52' : 18291-0338
FOX 230

56' : 18296-0151
CON 32AB

59' : 18299-0149
HLA 18AB

67' : 18289-0138
LDS5865

68' : 18284-0353
CRI 19

69' : 18335-0220
GWP2784AB

76' : 18316-0353
A 87AB

84' : 18348-0256
RST4589

85' : 18314-0128
KPP4111

86' : 18334-0346
GWP2783

89' : 18252-0143
LSC 156

90' : 18335-0144
RST5118

90' : 18349-0317
HJ 863

92' : 18241-0335
TOK 616

97' : 18250-0135
AC 11

99' : 18325-0120
RST5117

109' : 18243-0405
YSC 67AB

120' : 18213-0254
STFB 8

121' : 18372-0236
BAL 248

131' : 18379-0254
KPP1345

133' : 18381-0233
TVB 304

134' : 18293-0459
J 522

136' : 18383-0236
BRT3333



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.

18293-0246 HJ 859 (HD 170395)

 
 
18h 29m 15.35s -02° 46' 21.2" P.A. 217.00 sep 16.9 mag 8.87,10.63 Sp F8 dist. 505.05 pc (1647.47 l.y.)
 
 
Coord 2000 18293-0246 Discov num HJ  859 Comp Coord arcsec 2000 18 29 15.35 -02 46 21.2
Date first 1896 Date last 2016 Obs 17
Pa first 217 Pa last 217.2 P.A. Now (θ) 217.2°
Sep first 16.6 Sep last 16.91 Sep. Now (ρ) 16.91"
Mag pri 8.87 Mag sec 10.63 delta mag (ΔM) 1.76 Spectral class F8 (yellow-white)
Pri motion ra -015 Sec motion ra -005
Pri motion dec -005 Sec motion dec -005
Notes Y (Parallax indicates components are non-physical)
rPM=0.632
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 170395 Constellation Serpens SAO 142344 HIP 90601
Tycho2 5103-00104-1 Gaia DR2 4270044945110143872 HD 170395 BD BD-02 4638
Distance 505.05 Distance ly 1647.47
 
 
WDS 18293-0246 HJ 859 (HD 170395) : 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
18293-0246 HJ 859 1999 8 217 16.8 8.87 10.63 F8 YD 182915.35-024621.2
18293-0246 HJ 859 2009 9 222 16.8 8.87 10.63 F8 YD 182915.35-024621.2
18293-0246 HJ 859 2012 11 217 16.9 8.87 10.63 F8 YD 182915.35-024621.2
18293-0246 HJ 859 2015 15 217 16.9 8.87 10.63 F8 Y 182915.35-024621.2
18293-0246 HJ 859 2016 17 217 16.9 8.87 10.63 F8 Y 182915.35-024621.2

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

 
 
WDS 18293-0246 HJ 859 (HD 170395) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18293-0246 HJ 859 (HD 170395) : MEASURES
 
 
No records found.

 
 
WDS 18293-0246 (HD 170395) : VIRTUAL EYEPIECE
 
 

18293-0246 HJ 859A mag 8.87 Sp F8 18293-0246 HJ 859B sep 16.9 P.A. 217.20 mag 10.63 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 18293-0246 (HD 170395) : ALADIN DSS IMAGE @ 18h 29m 15.35s -02° 46' 21.2"
 
 
 
 
WDS 18293-0246 HJ 859 (HD 170395) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18293-0246 HJ 859 distance=0' 18305-0211 CON 34 distance=40' 18264-0254 A 85 distance=44' 18265-0226 GRV1262 distance=46' 18291-0338 FOX 230 distance=52' 18296-0151 CON 32AB distance=56' 18296-0151 CON 32CD distance=56' 18296-0151 CON 32EF distance=56' 18299-0149 HLA 18AB distance=59' 18299-0149 HLA 18AC distance=59' 18289-0138 LDS5865 distance=67' 18284-0353 CRI 19 distance=68' 18335-0220 GWP2784AB distance=69' 18335-0220 GWP2785AC distance=69' 18316-0353 A 87CD distance=76' 18316-0353 A 87AB distance=76' 18316-0353 A 87AC distance=76' 18348-0256 RST4589 distance=84' 18314-0128 KPP4111 distance=85' 18334-0346 GWP2783 distance=86' 18252-0143 LSC 156 distance=89' 18335-0144 RST5118 distance=90' 18349-0317 HJ 863 distance=90' 18241-0335 TOK 616 distance=92' 18250-0135 AC 11 distance=97' 18325-0120 RST5117 distance=99' 18243-0405 YSC 67AB distance=109' 18243-0405 TOK 420Aa,Ab distance=109' 18213-0254 STFB 8 distance=120' 18372-0236 BAL 248 distance=121' 18379-0254 KPP1345 distance=131' 18381-0233 TVB 304 distance=133' 18293-0459 J 522 distance=134' 18383-0236 BRT3333 distance=136' 18222-0119 BAL 580 distance=138' 18226-0428 LDS5862 distance=139' 18384-0312 A 88AB distance=140' 18384-0312 A 88AB,C distance=140' 18386-0235 WAM 4 distance=141' 18366-0114 CON 35AB distance=145' 18366-0114 CON 35AC distance=145' 18334-0458 BST 1AB distance=146' 18334-0458 AGE 9AC distance=146' 18334-0458 AGE 9AD distance=146' 18334-0458 AGE 9AE distance=146' 18334-0458 AGE 9AF distance=146' 18394-0239 BRT1948 distance=152' 18300-0522 BRT 479 distance=156' 18388-0136 BAL 581 distance=160' 18267-0521 GWP2777 distance=160' 18330-0516 A 2686 distance=161' 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 18293-0246 HJ 859 217 16.9
Show 18305-0211 CON 34 328 4.5 40
Show 18264-0254 A 85 190 4.2 44
Show 18265-0226 GRV1262 210 1.6 46
Show 18291-0338 FOX 230 94 5.1 52
Show 18296-0151 CON 32 AB 64 5.7 56
Show 18296-0151 CON 32 CD 71 1.5 56
Show 18296-0151 CON 32 EF 314 1.9 56
Show 18299-0149 HLA 18 AB 164 3.7 59
Show 18299-0149 HLA 18 AC 147 4.0 59
Show 18289-0138 LDS5865 8 16.9 67
Show 18284-0353 CRI 19 235 8.3 68
Show 18335-0220 GWP2784 AB 292 455.1 69
Show 18335-0220 GWP2785 AC 337 279.6 69
Show 18316-0353 A 87 CD 4.0 76
Show 18316-0353 A 87 AB 294 1.8 76
Show 18316-0353 A 87 AC 316 4.2 76
Show 18348-0256 RST4589 88 1.1 84
Show 18314-0128 KPP4111 189 1.6 85
Show 18334-0346 GWP2783 215 7.6 86
Show 18252-0143 LSC 156 23 0.2 89
Show 18335-0144 RST5118 206 2.9 90
Show 18349-0317 HJ 863 76 10.1 90
Show 18241-0335 TOK 616 288 279.1 92
Show 18250-0135 AC 11 355 0.9 97
Show 18325-0120 RST5117 252 1.9 99
Show 18243-0405 YSC 67 AB 356 0.4 109
Show 18243-0405 TOK 420 Aa,Ab 91 0.0 109
Show 18213-0254 STFB 8 54 251.4 120
Show 18372-0236 BAL 248 340 5.5 121
Show 18379-0254 KPP1345 75 10.1 131
Show 18381-0233 TVB 304 26 26.3 133
Show 18293-0459 J 522 221 4.9 134
Show 18383-0236 BRT3333 239 2.3 136
Show 18222-0119 BAL 580 113 14.6 138
Show 18226-0428 LDS5862 356 4.3 139
Show 18384-0312 A 88 AB 13 0.1 140
Show 18384-0312 A 88 AB,C 115 18.5 140
Show 18386-0235 WAM 4 93 1.4 141
Show 18366-0114 CON 35 AB 32 2.8 145
Show 18366-0114 CON 35 AC 37 7.9 145
Show 18334-0458 BST 1 AB 122 4.3 146
Show 18334-0458 AGE 9 AC 1 4.9 146
Show 18334-0458 AGE 9 AD 81 1.3 146
Show 18334-0458 AGE 9 AE 242 2.3 146
Show 18334-0458 AGE 9 AF 233 3.7 146
Show 18394-0239 BRT1948 248 4.1 152
Show 18300-0522 BRT 479 281 5.4 156
Show 18388-0136 BAL 581 125 3.9 160
Show 18267-0521 GWP2777 266 72.2 160
Show 18330-0516 A 2686 328 2.0 161

 
 
WDS 18293-0246 : COMPONENTS
 
 
  A
B pa=217.2°
sep=16.90"
 
 
18293-0246 A
 
 
Componente originario normalizzato AB Name HD 170395 Coord arcsec 2000 182915.35-024621.2 Mag 8.87
Spectral class F8 (yellow-white) PmRA -15.00 PmDE -5.0 SAO 142344
HIP 90602 Tycho2 5103-00104-1 HD 170395 BD BD-02 4638
Tycho2
Tycho2 5103-00104-1 Pflag RAmdeg 277.31396963 DEmdeg -2.77254458
PmRA -15.7 PmDE -3.9 E RAmdeg 11 E DEmdeg 11
E pmRA 0.9 E pmDE 1.0 EpRAm 1987.72 EpDEm 1988.37
Num 14 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.9 BTmag 9.453 E BTmag 0.023 VTmag 8.868
E VTmag 0.019 Prox 169 TYC T HIP 90602
CCDM A RAdeg 277.31400639 DEdeg -2.77253389 EpRA 1990 1.61
EpDE 1990 1.69 E RAdeg 12.1 E DEdeg 11.9 Posflg
Corr -0.1
SAO
SAO 142344 DelFlag RA1950 PmRA1950 -0.0014
DE1950 PmDE1950 0.001 Vmag 8.3 SpType F8
Double code Source 27 CatNum 6184 DM BD-02 4638
DMcomp BDsup HD 170395 M HD 0
GC RA1950rad 4.82862645 DE1950rad -0.04898027 PmRA2000 -0.0012
PmDE2000 0.001
Hipparcos
Catalog H HIP 90602 Proxy RAhms 18 29 15.36
DEdms -02 46 21.1 Vmag 8.84 VarFlag R Vmag H
RAdeg 277.314 DEdeg -2.77254 AstroRef A Plx 5.49
CCDM 18293-0246 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual B M HIP
Theta Rho HD 170395 BD BD-02 4638
CD CP Dm number -02 4638 VIred 0.59
SpType F8 R SpType Coord arcsec 2000 182915.36-024621.1
Hipparcos 2
HIP 90602 Sn 95 So 3 Nc 1
RArad 4.8400425652 DErad -0.0483899107 Plx 5.59 PmRA -17.75
PmDE -3.72 E RArad 1.26 E DErad 1.03 E Plx 1.29
E pmRA 1.48 E pmDE 1.29 Hpmag 8.9651 E Hpmag 0.0158
SHp 0.036 VA 0 BV 0.569 E BV 0.026
VI 0.64
CCDM
Ccdm 18293-0246 RComp Comp A Note1
Note2 Discov num DRAs -2.67 DDEs -22.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.7 Sp F8 PmNote *
PmRA -14 PmDE -29 Dm number -02 4638 Cat1 BD
Name2 142344 Cat2 SAO HD 170395 M HD
ADS BDS B 8585 M ADS BDS N IDS IDS 18240S0250A
HIC 90602
 
 
18293-0246 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182914.67-024634.7 Mag 10.63 PmRA -5.00
PmDE -5.0 HIP 90601 Tycho2 5103-00304-1 Calc delta mag 1.76
Calc coord yes
Tycho2
Tycho2 5103-00304-1 Pflag RAmdeg 277.31086536 DEmdeg -2.77607513
PmRA -27.0 PmDE 2.7 E RAmdeg 42 E DEmdeg 42
E pmRA 1.4 E pmDE 1.4 EpRAm 1981.05 EpDEm 1981.49
Num 4 Q RAmdeg 2.0 Q DEmdeg 0.9 Q pmRA 2.0
Q pmDE 0.9 BTmag 11.070 E BTmag 0.076 VTmag 10.630
E VTmag 0.080 Prox 169 TYC T HIP 90601
CCDM B RAdeg 277.31092861 DEdeg -2.77608139 EpRA 1990 1.59
EpDE 1990 1.70 E RAdeg 44.8 E DEdeg 44.0 Posflg D
Corr 0.1
Hipparcos
Catalog H HIP 90601 Proxy RAhms 18 29 14.68
DEdms -02 46 34.6 Vmag 11.28 VarFlag R Vmag H
RAdeg 277.311 DEdeg -2.77627 AstroRef B Plx 29.24
CCDM 18293-0246 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual B M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.81
SpType R SpType Coord arcsec 2000 182914.68-024634.6
Hipparcos 2
HIP 90601 Sn 95 So 3 Nc 1
RArad 4.8399927095 DErad -0.0484550177 Plx -1.98 PmRA -25.22
PmDE 6.93 E RArad 9 E DErad 7.72 E Plx 9.44
E pmRA 10.83 E pmDE 9.75 Hpmag 11.3622 E Hpmag 0.1268
SHp 0 VA 0 BV 0.616 E BV 0.161
VI 0.68
CCDM
Ccdm 18293-0246 RComp Comp B Note1
Note2 Discov num HJ 859 DRAs DDEs
R dRAs Year 1896 Theta 217 Rho 17.1
Obs 3 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 8585 M ADS BDS N IDS IDS 18240S0250B
HIC 90601