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Doubles in session


Current system
18409+3132
HJ 1337


Nearby doubles
9' : 18405+3139
HO 437AB

34' : 18432+3150
UC 3654

37' : 18389+3106
SLE 113

38' : 18437+3141
A 253

43' : 18400+3051
ARY 59

48' : 18409+3044
SLE 114

49' : 18375+3112
A 250

56' : 18386+3046
STF2359AB

57' : 18371+3201
SLE 220

61' : 18414+3032
TDT 998

61' : 18424+3036
LDS1014

63' : 18425+3231
HJ 1340

64' : 18434+3037
SLE 118

66' : 18458+3113
SLE 120

68' : 18356+3136
SLE 217

69' : 18364+3209
SLE 219

70' : 18464+3116
HJ 1345

73' : 18367+3036
HJ 1330AB

74' : 18392+3242
SEI 567

75' : 18413+3018
STF2367AB

75' : 18405+3017
HJ 1336AB

77' : 18457+3218
SEI 574

77' : 18437+3024
STF2376AB

77' : 18351+3151
UC 3620

80' : 18369+3032
DAM 111

81' : 18465+3055
A 254



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.

18409+3132 HJ 1337

 
 
18h 40m 54.90s +31° 31' 57.0" P.A. 151.00 sep 9.4 mag 8.67,12.15 Sp K2.5V+M0 dist. 23.54 pc (76.79 l.y.)
 
 
Coord 2000 18409+3132 Discov num HJ 1337 Comp Coord arcsec 2000 18 40 54.90 +31 31 57.0
Date first 1901 Date last 2017 Obs 18
Pa first 162 Pa last 151.4 P.A. Now (θ) 151.4°
Sep first 9.0 Sep last 9.39 Sep. Now (ρ) 9.39"
Mag pri 8.67 Mag sec 12.15 delta mag (ΔM) 3.48 Spectral class K2.5V+M0 (yellow-orange/red)
Pri motion ra +083 Sec motion ra +087
Pri motion dec -837 Sec motion dec -838
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.005 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra HIP 91605 Tycho2 2637-01534-1 BD BD+31 3330
Distance 23.54 Distance ly 76.79
 
 
WDS 18409+3132 HJ 1337 : NOTES
 
 
discov_num notes refcode
HJ 1337 G206-038. See Allen et al. (2000) for information on metallicity, AlC2000
age, galactic orbital parameters, etc.
NLTT 46857/46858 Chm2004
 
 
REFERENCES
 
 
refcode metd author reference
AlC2000 Po - Allen, C., Poveda, A., & Herrera, M 2000A&A...356..529A
AlC2000 A&A 356, 529, 2000
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18409+3132 HJ 1337 2005 15 154 9.3 8.67 12.15 K3V N DV 184054.88+313159.1
18409+3132 HJ 1337 2015 15 153 9.3 8.67 12.15 K2.5V+M0 NV 184054.90+313157.0
18409+3132 HJ 1337 2017 18 151 9.4 8.67 12.15 K2.5V+M0 NV 184054.90+313157.0

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

 
 
WDS 18409+3132 HJ 1337 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18409+3132 HJ 1337 : MEASURES
 
 
No records found.

 
 
WDS 18409+3132 : VIRTUAL EYEPIECE
 
 

18409+3132 HJ 1337A mag 8.67 Sp K2.5V 18409+3132 HJ 1337B sep 9.1 P.A. 155.10 mag 12.15 Sp M0 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 18409+3132 : ALADIN DSS IMAGE @ 18h 40m 54.90s +31° 31' 57.0"
 
 
 
 
WDS 18409+3132 HJ 1337 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18409+3132 HJ 1337 distance=0' 18405+3139 HO 437AB distance=9' 18405+3139 HO 437AC distance=9' 18405+3139 HO 437AE distance=9' 18405+3139 HO 437CD distance=9' 18432+3150 UC 3654 distance=34' 18389+3106 SLE 113 distance=37' 18437+3141 A 253 distance=38' 18400+3051 ARY 59 distance=43' 18409+3044 SLE 114 distance=48' 18375+3112 A 250 distance=49' 18386+3046 STF2359AB distance=56' 18386+3046 STF2359AC distance=56' 18386+3046 STF2359AD distance=56' 18386+3046 STF2359AE distance=56' 18371+3201 SLE 220 distance=57' 18386+3046 STF2358CD distance=58' 18414+3032 TDT 998 distance=61' 18424+3036 LDS1014 distance=61' 18425+3231 HJ 1340 distance=63' 18434+3037 SLE 118 distance=64' 18458+3113 SLE 120 distance=66' 18356+3136 SLE 217 distance=68' 18364+3209 SLE 219 distance=69' 18464+3116 HJ 1345 distance=70' 18367+3036 HJ 1330AB distance=73' 18367+3036 DAM 110AC distance=73' 18392+3242 SEI 567 distance=74' 18413+3018 STF2367AB distance=75' 18413+3018 BTG 2AB,F distance=75' 18413+3018 STF2367AB,C distance=75' 18413+3018 STF2367AB,D distance=75' 18413+3018 STF2367AB,E distance=75' 18405+3017 HJ 1336AB distance=75' 18405+3017 HJ 1336AC distance=75' 18405+3017 HJ 1336AD distance=75' 18405+3017 HJ 1336AE distance=75' 18457+3218 SEI 574 distance=77' 18437+3024 STF2376AB distance=77' 18437+3024 STF2376AC distance=77' 18437+3024 SLE 112AD distance=77' 18351+3151 UC 3620 distance=77' 18369+3032 DAM 111 distance=80' 18465+3055 A 254 distance=81' 18472+3125 STF2397 distance=81' 18355+3215 CRB 127 distance=82' 18447+3237 LDS4797 distance=82' 18466+3210 HU 935 distance=83' 18347+3158 SLE 211 distance=84' 18395+3009 LDS4794 distance=84' 18468+3055 BRT 261 distance=85' 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 18409+3132 HJ 1337 151 9.4
Show 18405+3139 HO 437 AB 140 0.3 9
Show 18405+3139 HO 437 AC 272 39.9 9
Show 18405+3139 HO 437 AE 288 22.1 9
Show 18405+3139 HO 437 CD 347 4.5 9
Show 18432+3150 UC 3654 195 30.0 34
Show 18389+3106 SLE 113 125 11.0 37
Show 18437+3141 A 253 132 0.7 38
Show 18400+3051 ARY 59 280 52.4 43
Show 18409+3044 SLE 114 145 4.3 48
Show 18375+3112 A 250 114 2.4 49
Show 18386+3046 STF2359 AB 293 24.5 56
Show 18386+3046 STF2359 AC 183 136.9 56
Show 18386+3046 STF2359 AD 183 138.6 56
Show 18386+3046 STF2359 AE 148 225.0 56
Show 18371+3201 SLE 220 238 18.3 57
Show 18386+3046 STF2358 CD 224 2.5 58
Show 18414+3032 TDT 998 315 0.8 61
Show 18424+3036 LDS1014 13 49.3 61
Show 18425+3231 HJ 1340 79 15.4 63
Show 18434+3037 SLE 118 45 8.3 64
Show 18458+3113 SLE 120 115 6.9 66
Show 18356+3136 SLE 217 246 13.9 68
Show 18364+3209 SLE 219 246 11.2 69
Show 18464+3116 HJ 1345 169 11.7 70
Show 18367+3036 HJ 1330 AB 224 9.3 73
Show 18367+3036 DAM 110 AC 289 8.1 73
Show 18392+3242 SEI 567 353 13.0 74
Show 18413+3018 STF2367 AB 73 0.4 75
Show 18413+3018 BTG 2 AB,F 173 42.4 75
Show 18413+3018 STF2367 AB,C 192 14.1 75
Show 18413+3018 STF2367 AB,D 84 21.9 75
Show 18413+3018 STF2367 AB,E 341 151.7 75
Show 18405+3017 HJ 1336 AB 89 16.9 75
Show 18405+3017 HJ 1336 AC 176 32.6 75
Show 18405+3017 HJ 1336 AD 294 33.1 75
Show 18405+3017 HJ 1336 AE 334 32.3 75
Show 18457+3218 SEI 574 263 18.7 77
Show 18437+3024 STF2376 AB 63 22.3 77
Show 18437+3024 STF2376 AC 206 85.1 77
Show 18437+3024 SLE 112 AD 168 29.1 77
Show 18351+3151 UC 3620 264 14.5 77
Show 18369+3032 DAM 111 286 7.2 80
Show 18465+3055 A 254 48 2.3 81
Show 18472+3125 STF2397 269 3.9 81
Show 18355+3215 CRB 127 31 10.9 82
Show 18447+3237 LDS4797 28 47.5 82
Show 18466+3210 HU 935 153 3.1 83
Show 18347+3158 SLE 211 270 9.4 84
Show 18395+3009 LDS4794 13 224.9 84
Show 18468+3055 BRT 261 18 4.7 85

 
 
WDS 18409+3132 : COMPONENTS
 
 
  A
B pa=155.1°
sep=9.09"
 
 
18409+3132 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184054.90+313157.0 Mag 8.67 Spectral class K2.5V (yellow-orange)
PmRA 83.00 PmDE -837.0 HIP 91605 Tycho2 2637-01534-1
BD BD+31 3330
Tycho2
Tycho2 2637-01534-1 Pflag RAmdeg 280.22867747 DEmdeg 31.53308069
PmRA 83.0 PmDE -837.2 E RAmdeg 10 E DEmdeg 10
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.68 EpDEm 1990.78
Num 9 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.4
Q pmDE 1.2 BTmag 9.734 E BTmag 0.023 VTmag 8.673
E VTmag 0.015 Prox 95 TYC T HIP 91605
CCDM A RAdeg 280.22844750 DEdeg 31.53502972 EpRA 1990 1.50
EpDE 1990 1.62 E RAdeg 9.6 E DEdeg 9.7 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 91605 Proxy H RAhms 18 40 54.82
DEdms +31 32 06.4 Vmag 8.54 VarFlag R Vmag G
RAdeg 280.228 DEdeg 31.5351 AstroRef A Plx 41.88
CCDM 18409+3132 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 155 Rho 9.541 HD BD BD+31 3330
CD CP Dm number +31 3330 VIred 0.88
SpType K3V R SpType Coord arcsec 2000 184054.82+313206.4
Hipparcos 2
HIP 91605 Sn 15 So 3 Nc 2
RArad 4.8909088665 DErad 0.5503915435 Plx 42.48 PmRA 86.87
PmDE -837.41 E RArad 0.72 E DErad 0.85 E Plx 1.11
E pmRA 0.85 E pmDE 1.16 Hpmag 8.6101 E Hpmag 0.002
SHp 0.017 VA 0 BV 0.865 E BV 0.015
VI 0.91
CCDM
Ccdm 18409+3132 RComp Comp A Note1
Note2 Discov num DRAs 0.81 DDEs -0.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp PmNote *
PmRA 60 PmDE -835 Dm number +31 3330 Cat1 BD
Name2 +31 1670 Cat2 AGK2/3 HD M HD
ADS BDS A11576 M ADS BDS N IDS IDS 18371N3128A
HIC 91605
 
 
18409+3132 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184055.20+313148.8 Mag 12.15 Spectral class M0 (red)
PmRA 87.00 PmDE -838.0 Calc delta mag 3.48 Calc coord yes
CCDM
Ccdm 18409+3132 RComp Comp B Note1
Note2 Discov num HJ 1337 DRAs 1.15 DDEs -9.1
R dRAs 90 Year 1901 Theta 162 Rho 9.0
Obs 7 Vmag 11.5 Sp PmNote *
PmRA 72 PmDE -835 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11576 M ADS BDS N IDS IDS 18371N3128B
HIC 91605