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Doubles in session


Current system
16397-4921
HJ 4873 AC


Nearby doubles
9' : 16397-4930
BRT 915

24' : 16421-4926
TDT 38

30' : 16400-4852
POM 19

35' : 16426-4901
WFC 178AB

39' : 16413-4846
MLO 8AB

52' : 16388-4830
B 2815AB

52' : 16439-4953
TDS 833

53' : 16405-4829
I 1298

54' : 16423-4834
HJ 4877

54' : 16447-4900
HJ 4882

67' : 16464-4906
B 1824

69' : 16337-4956
RST 860

71' : 16467-4941
TDT 80

71' : 16352-4825
BRT 904

73' : 16353-5020
CPO 484

75' : 16335-4841
RST 859

75' : 16466-4849
KPP 807

78' : 16475-4939
TDT 88

81' : 16350-4816
RST 864

84' : 16340-4820
RST 862

89' : 16320-4835
BRT 900

90' : 16481-4847
CPO 492

92' : 16314-5003
TDS9948

93' : 16303-4927
RST 854

93' : 16303-4925
RST 853

95' : 16399-4747
SLR 12AB



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.

16397-4921 HJ 4873 AC

 
 
16h 39m 43.61s -49° 21' 01.8" P.A. 169.00 sep 13.3 mag 9.07,12.26 Sp B1/2III
 
 
Coord 2000 16397-4921 Discov num HJ 4873 Comp AC Coord arcsec 2000 16 39 43.61 -49 21 01.8
Date first 1904 Date last 2015 Obs 5
Pa first 167 Pa last 168.8 P.A. Now (θ) 168.8°
Sep first 14.0 Sep last 13.289 Sep. Now (ρ) 13.289"
Mag pri 9.07 Mag sec 12.26 delta mag (ΔM) 3.19 Spectral class B1/2III (blue-white)
Pri motion ra +003 Sec motion ra -001
Pri motion dec -005 Sec motion dec -008
Notes N (See Notes)
rPM=0.62
Nature of this double is uncertain.
 
 
16397-4921 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 149855 227012 16 39 44 -49 21 02 HJ 4873 AB 2015 9 69 30.4 9.07 9.55 0.48
Show 227012 16 39 44 -49 21 02 HJ 4873 AC 2015 5 169 13.3 9.07 12.26 3.19 <===
Show 16 39 47 -49 20 51 HJ 4873 BD 2015 6 35 8.5 9.55 12.10 2.55
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ara SAO 227012 Tycho2 8333-00680-1 Gaia DR2 5940824297453501824
HD 149855
 
 
WDS 16397-4921 HJ 4873 AC : NOTES
 
 
discov_num notes refcode
HJ 4873 BD: Initially entered incorrectly as AD pair.
 
 
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
16397-4921 HJ 4873 AC 1999 3 169 13.3 9.07 12.00 B1/2III D 163943.61-492101.8
16397-4921 HJ 4873 AC 2010 5 169 13.1 9.07 12.26 B1/2III N 163943.61-492101.8
16397-4921 HJ 4873 AC 2015 5 169 13.3 9.07 12.26 B1/2III N 163943.61-492101.8

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

 
 
WDS 16397-4921 HJ 4873 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16397-4921 HJ 4873 AC : MEASURES
 
 
No records found.

 
 
WDS 16397-4921 : VIRTUAL EYEPIECE
 
 

16397-4921 HJ 4873A mag 9.07 Sp B1/2III 16397-4921 HJ 4873B sep 30.5 P.A. 69.70 mag 9.55 16397-4921 HJ 4873C sep 13.1 P.A. 172.70 mag 12.26 16397-4921 HJ 4873D sep 36.4 P.A. 61.10 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 16397-4921 : ALADIN DSS IMAGE @ 16h 39m 43.61s -49° 21' 01.8"
 
 
 
 
WDS 16397-4921 HJ 4873 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16397-4921 HJ 4873AC distance=0' 16397-4921 HJ 4873BD distance=1' 16397-4930 BRT 915 distance=9' 16421-4926 TDT 38 distance=24' 16400-4852 POM 19 distance=30' 16426-4901 TDT 42BC distance=35' 16426-4901 WFC 178AB distance=35' 16413-4846 SNA 1Ca,Cb distance=39' 16413-4846 SNA 1CG distance=39' 16413-4846 MLO 8AB distance=39' 16413-4846 DUN 206AC distance=39' 16413-4846 HJ 4876AD distance=39' 16413-4846 HJ 4876AE distance=39' 16413-4846 I 96AF distance=39' 16413-4846 SNA 1Aa,Ab distance=39' 16388-4830 B 2815AB distance=52' 16388-4830 B 2815AC distance=52' 16388-4830 B 2815AD distance=52' 16439-4953 TDS 833 distance=52' 16405-4829 I 1298 distance=53' 16423-4834 HJ 4877 distance=54' 16447-4900 HJ 4882 distance=54' 16464-4906 B 1824 distance=67' 16337-4956 RST 860 distance=69' 16467-4941 TDT 80 distance=71' 16352-4825 BRT 904 distance=71' 16353-5020 CPO 484 distance=73' 16335-4841 RST 859 distance=75' 16466-4849 KPP 807 distance=75' 16475-4939 TDT 88 distance=78' 16350-4816 RST 864 distance=81' 16340-4820 RST 862 distance=84' 16320-4835 BRT 900 distance=89' 16481-4847 CPO 492 distance=90' 16314-5003 TDS9948 distance=92' 16303-4927 RST 854 distance=93' 16303-4925 RST 853 distance=93' 16399-4747 SLR 12AB distance=95' 16399-4747 HJ 4871AC distance=95' 16462-5031 KPP3004 distance=95' 16339-4807 I 1588AB distance=95' 16339-4807 HJ 4861AC distance=95' 16339-4807 SNA 40Aa,Ab distance=95' 16338-4803 VOU 91 distance=98' 16411-4745 SLR 21 distance=98' 16475-4819 HJ 4885CD distance=99' 16475-4819 DUN 211AB distance=99' 16475-4819 DAW 212AC distance=99' 16300-4855 CPO 478AB distance=99' 16300-4855 SIN 93AC distance=99' 16475-4819 DUN 211BC distance=99' 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 16397-4921 HJ 4873 AB 69 30.4
Show 16397-4921 HJ 4873 AC 169 13.3
Show 16397-4921 HJ 4873 BD 35 8.5 1
Show 16397-4930 BRT 915 127 4.8 9
Show 16421-4926 TDT 38 340 1.4 24
Show 16400-4852 POM 19 98 4.9 30
Show 16426-4901 TDT 42 BC 192 1.8 35
Show 16426-4901 WFC 178 AB 289 7.8 35
Show 16413-4846 SNA 1 Ca,Cb 255 0.0 39
Show 16413-4846 SNA 1 CG 221 4.3 39
Show 16413-4846 MLO 8 AB 11 1.7 39
Show 16413-4846 DUN 206 AC 265 10.2 39
Show 16413-4846 HJ 4876 AD 161 13.3 39
Show 16413-4846 HJ 4876 AE 11 18.6 39
Show 16413-4846 I 96 AF 192 20.8 39
Show 16413-4846 SNA 1 Aa,Ab 294 0.0 39
Show 16388-4830 B 2815 AB 277 12.0 52
Show 16388-4830 B 2815 AC 60 15.5 52
Show 16388-4830 B 2815 AD 109 32.1 52
Show 16439-4953 TDS 833 279 1.2 52
Show 16405-4829 I 1298 310 0.4 53
Show 16423-4834 HJ 4877 90 19.2 54
Show 16447-4900 HJ 4882 170 20.4 54
Show 16464-4906 B 1824 51 1.0 67
Show 16337-4956 RST 860 327 1.2 69
Show 16467-4941 TDT 80 295 0.6 71
Show 16352-4825 BRT 904 91 4.5 71
Show 16353-5020 CPO 484 64 3.3 73
Show 16335-4841 RST 859 30 2.3 75
Show 16466-4849 KPP 807 134 7.0 75
Show 16475-4939 TDT 88 116 0.6 78
Show 16350-4816 RST 864 102 0.9 81
Show 16340-4820 RST 862 236 1.5 84
Show 16320-4835 BRT 900 7 7.6 89
Show 16481-4847 CPO 492 134 4.1 90
Show 16314-5003 TDS9948 263 0.5 92
Show 16303-4927 RST 854 276 1.7 93
Show 16303-4925 RST 853 165 2.4 93
Show 16399-4747 SLR 12 AB 156 1.4 95
Show 16399-4747 HJ 4871 AC 41 35.4 95
Show 16462-5031 KPP3004 136 11.3 95
Show 16339-4807 I 1588 AB 268 3.3 95
Show 16339-4807 HJ 4861 AC 358 35.5 95
Show 16339-4807 SNA 40 Aa,Ab 280 0.0 95
Show 16338-4803 VOU 91 273 4.1 98
Show 16411-4745 SLR 21 317 1.9 98
Show 16475-4819 HJ 4885 CD 239 3.8 99
Show 16475-4819 DUN 211 AB 125 106.5 99
Show 16475-4819 DAW 212 AC 144 130.4 99
Show 16300-4855 CPO 478 AB 155 16.4 99
Show 16300-4855 SIN 93 AC 92 124.3 99

 
 
WDS 16397-4921 : COMPONENTS
 
 
  A B C
B pa=69.7°
sep=30.53"
 
C pa=172.7°
sep=13.14"
pa=228.7°
sep=35.85"
 
D pa=61.1°
sep=36.37"
pa=24.7°
sep=7.68"
pa=44.6°
sep=42.97"
 
 
16397-4921 A
 
 
Name HD 149855 Coord arcsec 2000 163943.61-492101.8 Mag 9.07 Spectral class B1/2III (blue-white)
PmRA 3.00 PmDE -5.0 SAO 227012 Tycho2 8333-00680-1
HD 149855 DM CP-49 9498
Tycho2
Tycho2 8333-00680-1 Pflag RAmdeg 249.93172547 DEmdeg -49.35051181
PmRA -0.8 PmDE -5.8 E RAmdeg 14 E DEmdeg 15
E pmRA 1.2 E pmDE 1.2 EpRAm 1987.67 EpDEm 1987.06
Num 8 Q RAmdeg 1.3 Q DEmdeg 0.9 Q pmRA 1.3
Q pmDE 0.9 BTmag 9.390 E BTmag 0.026 VTmag 9.065
E VTmag 0.026 Prox 306 TYC T HIP
CCDM RAdeg 249.93172972 DEdeg -49.35049806 EpRA 1990 1.57
EpDE 1990 1.51 E RAdeg 14.9 E DEdeg 15.6 Posflg
Corr -0.1
SAO
SAO 227012 DelFlag RA1950 PmRA1950 0.0019
DE1950 PmDE1950 -0.007 Vmag 9 SpType B3
Double code Source 48 CatNum 15060 DM CP-49 9498
DMcomp BDsup HD 149855 M HD 0
GC RA1950rad 4.34566426 DE1950rad -0.85962366 PmRA2000 0.0017
PmDE2000 -0.007
CCDM
Ccdm 16397-4921 RComp Comp A Note1
Note2 Discov num DRAs 1.80 DDEs -2.3
R dRAs 10 Year Theta Rho
Obs 4 Vmag 9.2 Sp B3 PmNote *
PmRA 19 PmDE -7 Dm number -4910860 Cat1 CD
Name2 227012 Cat2 SAO HD 149855 M HD
ADS BDS M ADS BDS N IDS IDS 16322S4909A
HIC
 
 
16397-4921 B
 
 
Coord arcsec 2000 163946.54-492051.2 Coord calc 163946.54-492051.2 Mag 9.55 PmRA -8.00
PmDE -2.0 Tycho2 8333-00126-1 HD 331035 Calc delta mag 0.48
Tycho2
Tycho2 8333-00126-1 Pflag RAmdeg 249.94392698 DEmdeg -49.34756070
PmRA -6.6 PmDE -3.2 E RAmdeg 26 E DEmdeg 27
E pmRA 1.5 E pmDE 1.5 EpRAm 1979.82 EpDEm 1978.63
Num 4 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 1.0
Q pmDE 1.1 BTmag 11.439 E BTmag 0.115 VTmag 9.548
E VTmag 0.037 Prox 306 TYC T HIP
CCDM RAdeg 249.94395639 DEdeg -49.34755806 EpRA 1990 1.56
EpDE 1990 1.52 E RAdeg 33.1 E DEdeg 34.6 Posflg
Corr 0.0
CCDM
Ccdm 16397-4921 RComp Comp B Note1
Note2 Discov num HJ 4873 DRAs DDEs
R dRAs Year 1836 Theta 071 Rho 31.0
Obs 2 Vmag 9.5 Sp K5 PmNote
PmRA -11 PmDE -1 Dm number -4910864 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 16322S4909B
HIC
 
 
16397-4921 C
 
 
Coord arcsec 2000 163943.78-492114.8 Mag 12.26 PmRA -1.00 PmDE -8.0
Calc delta mag 3.19 Calc coord yes
 
 
16397-4921 D
 
 
Coord arcsec 2000 163946.87-492044.2 Mag 12.1 PmRA -4.00 PmDE 4.0
Calc delta mag 3.03 Calc coord yes