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Current system
18473+2825
HJ 1347 AC


Nearby doubles
15' : 18464+2815
TDT1047

26' : 18455+2815
STF2381

28' : 18491+2834
J 1208

34' : 18456+2759
TDT1037

36' : 18446+2819
SLE 365

38' : 18476+2903
DAM 679

41' : 18499+2806
OSO 104AB

49' : 18509+2831
MLB 650

54' : 18461+2734
SLE 366

61' : 18452+2919
SLE 105

63' : 18475+2724
BRT 35

66' : 18435+2743
STF2374AB

68' : 18460+2720
HJ 1343

69' : 18446+2727
TVB 8

69' : 18482+2933
TDT1059

69' : 18459+2719
PHL9001

71' : 18422+2851
LDS4795

71' : 18441+2728
RAO 397

76' : 18421+2857
HDS2648

77' : 18421+2753
TDT1009

77' : 18443+2720
TDS 941

78' : 18414+2820
TDT 999

79' : 18536+2823
MLB 692AB

81' : 18413+2844
MMA 16

82' : 18422+2739
STF2371

84' : 18411+2808
SLE 104



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.

18473+2825 HJ 1347 AC

 
 
18h 47m 15.28s +28° 25' 26.9" P.A. 165.00 sep 75.6 mag 9.09,9.69 Sp G0V
 
 
Coord 2000 18473+2825 Discov num HJ 1347 Comp AC Coord arcsec 2000 18 47 15.28 +28 25 26.9
Date first 1873 Date last 2015 Obs 20
Pa first 164 Pa last 164.6 P.A. Now (θ) 164.6°
Sep first 75.3 Sep last 75.597 Sep. Now (ρ) 75.597"
Mag pri 9.09 Mag sec 9.69 delta mag (ΔM) 0.6 Spectral class G0V (yellow)
Pri motion ra +010 Sec motion ra -002
Pri motion dec +011 Sec motion dec +003
Notes
rPM=0.97
This double is not physical.
 
 
18473+2825 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 47 15 +28 25 27 HJ 1347 AB 2015 22 274 18.5 9.09 10.00 0.91
Show 18 47 15 +28 25 27 HJ 1347 AC 2015 20 165 75.6 9.09 9.69 0.60 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 2120-01400-1 Gaia DR2 4539232226549366528
 
 
WDS 18473+2825 HJ 1347 AC : 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
18473+2825 HJ 1347 AC 2004 12 165 76.0 9.09 9.69 G0V D 184715.28+282526.9
18473+2825 HJ 1347 AC 2013 15 164 75.3 9.09 9.69 G0V 184715.28+282526.9
18473+2825 HJ 1347 AC 2015 16 165 75.6 9.09 9.69 G0V 184715.28+282526.9

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

 
 
WDS 18473+2825 HJ 1347 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18473+2825 HJ 1347 AC : MEASURES
 
 
No records found.

 
 
WDS 18473+2825 : VIRTUAL EYEPIECE
 
 

18473+2825 HJ 1347A mag 9.09 Sp G0V 18473+2825 HJ 1347B sep 16.3 P.A. 274.20 mag 10 18473+2825 HJ 1347C sep 75.0 P.A. 166.40 mag 9.69 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 18473+2825 : ALADIN DSS IMAGE @ 18h 47m 15.28s +28° 25' 26.9"
 
 
 
 
WDS 18473+2825 HJ 1347 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18473+2825 HJ 1347AC distance=0' 18464+2815 TDT1047 distance=15' 18455+2815 STF2381 distance=26' 18491+2834 J 1208 distance=28' 18456+2759 TDT1037 distance=34' 18446+2819 SLE 365 distance=36' 18476+2903 DAM 679 distance=38' 18499+2806 OSO 104AB distance=41' 18499+2806 OSO 104AD distance=41' 18499+2806 OSO 104AE distance=41' 18499+2806 OSO 104AF distance=41' 18499+2806 OSO 104AG distance=41' 18509+2831 MLB 650 distance=49' 18461+2734 SLE 366 distance=54' 18452+2919 SLE 105 distance=61' 18475+2724 BRT 35 distance=63' 18435+2743 STF2374AB distance=66' 18435+2743 STF2374AC distance=66' 18460+2720 HJ 1343 distance=68' 18446+2727 TVB 8 distance=69' 18482+2933 TDT1059 distance=69' 18459+2719 PHL9001 distance=69' 18422+2851 LDS4795 distance=71' 18441+2728 RAO 397 distance=71' 18421+2857 HDS2648 distance=76' 18421+2753 TDT1009 distance=77' 18443+2720 TDS 941 distance=77' 18414+2820 TDT 999 distance=78' 18536+2823 MLB 692AB distance=79' 18536+2823 MLB 692AC distance=79' 18413+2844 MMA 16 distance=81' 18422+2739 STF2371 distance=82' 18411+2808 SLE 104 distance=84' 18508+2936 TDT1082 distance=85' 18448+2945 TDT1028 distance=87' 18422+2922 RAO 396 distance=88' 18448+2704 TDT1029 distance=89' 18501+2949 HJ 1352 distance=92' 18404+2845 MLB 466AB distance=93' 18404+2845 SLE 96AD distance=93' 18404+2845 SLE 96AE distance=93' 18404+2845 MLB 466AC distance=93' 18404+2845 MLB 466BC distance=93' 18542+2856 MLB 467 distance=97' 18428+2945 SLE 116 distance=99' 18546+2754 BRT3335AB distance=102' 18546+2754 DAL 5AC distance=102' 18398+2800 SLE 97AC distance=102' 18398+2800 COU 640AB distance=102' 18442+3000 TDT1022 distance=103' 18518+2703 KPP 829 distance=103' 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 18473+2825 HJ 1347 AB 274 18.5
Show 18473+2825 HJ 1347 AC 165 75.6
Show 18464+2815 TDT1047 228 0.6 15
Show 18455+2815 STF2381 122 8.9 26
Show 18491+2834 J 1208 334 4.7 28
Show 18456+2759 TDT1037 98 0.5 34
Show 18446+2819 SLE 365 261 8.1 36
Show 18476+2903 DAM 679 229 19.4 38
Show 18499+2806 OSO 104 AB 112 5.0 41
Show 18499+2806 OSO 104 AD 27 12.7 41
Show 18499+2806 OSO 104 AE 252 15.1 41
Show 18499+2806 OSO 104 AF 46 23.6 41
Show 18499+2806 OSO 104 AG 135 22.1 41
Show 18509+2831 MLB 650 161 5.3 49
Show 18461+2734 SLE 366 337 10.0 54
Show 18452+2919 SLE 105 93 10.2 61
Show 18475+2724 BRT 35 50 5.1 63
Show 18435+2743 STF2374 AB 40 13.4 66
Show 18435+2743 STF2374 AC 358 150.6 66
Show 18460+2720 HJ 1343 118 7.9 68
Show 18446+2727 TVB 8 334 10.7 69
Show 18482+2933 TDT1059 252 2.7 69
Show 18459+2719 PHL9001 129 14.1 69
Show 18422+2851 LDS4795 163 132.8 71
Show 18441+2728 RAO 397 326 3.5 71
Show 18421+2857 HDS2648 194 0.3 76
Show 18421+2753 TDT1009 264 0.5 77
Show 18443+2720 TDS 941 92 0.8 77
Show 18414+2820 TDT 999 147 1.8 78
Show 18536+2823 MLB 692 AB 299 2.4 79
Show 18536+2823 MLB 692 AC 300 8.0 79
Show 18413+2844 MMA 16 8 12.4 81
Show 18422+2739 STF2371 56 10.0 82
Show 18411+2808 SLE 104 198 9.8 84
Show 18508+2936 TDT1082 187 0.6 85
Show 18448+2945 TDT1028 69 0.6 87
Show 18422+2922 RAO 396 110 0.9 88
Show 18448+2704 TDT1029 107 0.5 89
Show 18501+2949 HJ 1352 251 13.5 92
Show 18404+2845 MLB 466 AB 351 42.6 93
Show 18404+2845 SLE 96 AD 53 35.5 93
Show 18404+2845 SLE 96 AE 280 67.2 93
Show 18404+2845 MLB 466 AC 346 45.0 93
Show 18404+2845 MLB 466 BC 289 4.6 93
Show 18542+2856 MLB 467 196 9.6 97
Show 18428+2945 SLE 116 71 18.2 99
Show 18546+2754 BRT3335 AB 70 10.0 102
Show 18546+2754 DAL 5 AC 274 26.2 102
Show 18398+2800 SLE 97 AC 60 10.1 102
Show 18398+2800 COU 640 AB 90 0.4 102
Show 18442+3000 TDT1022 128 0.6 103

 
 
WDS 18473+2825 : COMPONENTS
 
 
  A B
B pa=274.2°
sep=16.27"
 
C pa=166.4°
sep=74.99"
pa=155.4°
sep=81.46"
 
 
18473+2825 A
 
 
Coord arcsec 2000 184715.28+282526.9 Mag 9.09 Spectral class G0V (yellow) PmRA 10.00
PmDE 8.0 Tycho2 2120-01400-1
Tycho2
Tycho2 2120-01400-1 Pflag RAmdeg 281.81371320 DEmdeg 28.42416086
PmRA 12.0 PmDE 11.4 E RAmdeg 10 E DEmdeg 9
E pmRA 1.4 E pmDE 1.3 EpRAm 1990.91 EpDEm 1990.99
Num 7 Q RAmdeg 1.1 Q DEmdeg 0.3 Q pmRA 1.1
Q pmDE 0.3 BTmag 9.788 E BTmag 0.021 VTmag 9.086
E VTmag 0.015 Prox 185 TYC T HIP
CCDM RAdeg 281.81368139 DEdeg 28.42413444 EpRA 1990 1.60
EpDE 1990 1.66 E RAdeg 9.7 E DEdeg 8.9 Posflg
Corr 0.0
CCDM
Ccdm 18473+2825 RComp Comp A Note1
Note2 Discov num DRAs -2.74 DDEs 26.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.1 Sp G0 PmNote *
PmRA 3 PmDE 8 Dm number +28 3078 Cat1 BD
Name2 +28 1852 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 18433N2819A
HIC
 
 
18473+2825 B
 
 
Coord arcsec 2000 184714.05+282528.1 Mag 10 PmRA 8.00 PmDE 10.0
Tycho2 2120-00004-1 Calc delta mag 0.91 Calc coord yes
Tycho2
Tycho2 2120-00004-1 Pflag RAmdeg 281.80789297 DEmdeg 28.42448377
PmRA 10.4 PmDE 8.7 E RAmdeg 21 E DEmdeg 18
E pmRA 1.8 E pmDE 1.7 EpRAm 1989.60 EpDEm 1990.13
Num 5 Q RAmdeg 0.6 Q DEmdeg 1.1 Q pmRA 0.6
Q pmDE 1.1 BTmag 10.604 E BTmag 0.035 VTmag 9.996
E VTmag 0.029 Prox 185 TYC T HIP
CCDM RAdeg 281.80786528 DEdeg 28.42446361 EpRA 1990 1.59
EpDE 1990 1.70 E RAdeg 20.8 E DEdeg 17.5 Posflg
Corr 0.0
CCDM
Ccdm 18473+2825 RComp Comp B Note1
Note2 Discov num HJ 1347 DRAs -4.19 DDEs 27.4
R dRAs 10 Year 1873 Theta 275 Rho 18.4
Obs 3 Vmag 9.6 Sp PmNote *
PmRA -7 PmDE -2 Dm number Cat1
Name2 +28 1851 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 18433N2819B
HIC
 
 
18473+2825 C
 
 
Coord arcsec 2000 184716.62+282414.0 Mag 9.69 PmRA -2.00 PmDE 3.0
Tycho2 2120-00346-1 Calc delta mag 0.6 Calc coord yes
Tycho2
Tycho2 2120-00346-1 Pflag RAmdeg 281.82011737 DEmdeg 28.40393230
PmRA -1.1 PmDE 3.0 E RAmdeg 17 E DEmdeg 16
E pmRA 1.5 E pmDE 1.4 EpRAm 1988.35 EpDEm 1988.35
Num 7 Q RAmdeg 1.1 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.0 BTmag 11.020 E BTmag 0.044 VTmag 9.802
E VTmag 0.024 Prox 755 TYC T HIP
CCDM RAdeg 281.82011917 DEdeg 28.40392611 EpRA 1990 1.61
EpDE 1990 1.66 E RAdeg 19.0 E DEdeg 17.7 Posflg
Corr 0.0
CCDM
Ccdm 18473+2825 RComp Comp C Note1
Note2 Discov num HJ 1347 DRAs -1.21 DDEs -46.7
R dRAs 10 Year 1873 Theta 164 Rho 75.2
Obs 3 Vmag 9.5 Sp K PmNote *
PmRA -9 PmDE -6 Dm number +28 3079 Cat1 BD
Name2 +28 1853 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 18433N2819C
HIC