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Doubles in session


Current system
20090+1808
HJ 2932 AC


Nearby doubles
9' : 20085+1806
BPM2021

15' : 20092+1822
HU 354

17' : 20079+1805
TDT2008

18' : 20080+1816
BPM2016

19' : 20078+1800
BPM2015

29' : 20107+1750
BPM2044

31' : 20070+1803
BPM2003

32' : 20084+1837
HDS2870

32' : 20099+1836
BRT2468

32' : 20108+1827
J 506

33' : 20076+1741
JEF 3

34' : 20077+1835
TDT2002

39' : 20064+1802
HJ 2931AB

44' : 20097+1724
J 833

48' : 20102+1723
BPM2040AB

48' : 20078+1852
TDT2005

49' : 20094+1806
DOO 81

54' : 20127+1806
J 2303AB
Sansuna

56' : 20081+1714
TDT2011

56' : 20073+1718
BPM2008

57' : 20055+1743
SLE 682

58' : 20056+1838
COU 326

58' : 20051+1822
BPM1985

65' : 20047+1751
SLE 680AB

68' : 20057+1719
BPM1991

69' : 20139+1806
BPMA242



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.

20090+1808 HJ 2932 AC

 
 
20h 09m 03.45s +18° 07' 06.4" P.A. 217.00 sep 24.3 mag 10.01,14.00 Sp A2
 
 
Coord 2000 20090+1808 Discov num HJ 2932 Comp AC Coord arcsec 2000 20 09 03.45 +18 07 06.4
Date first 1831 Date last 2016 Obs 11
Pa first 211 Pa last 216.6 P.A. Now (θ) 216.6°
Sep first 12.0 Sep last 24.3 Sep. Now (ρ) 24.3"
Mag pri 10.01 Mag sec 14.00 delta mag (ΔM) 3.99 Spectral class A2 (white)
Pri motion ra +022 Sec motion ra -005
Pri motion dec +024 Sec motion dec -013
Notes
rPM=1.407
This double is not physical.
 
 
20090+1808 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 351488 20 09 03 +18 07 06 HJ 2932 AB 2016 15 165 13.5 10.01 11.17 1.16
Show 20 09 03 +18 07 06 HJ 2932 AC 2016 11 217 24.3 10.01 14.00 3.99 <===
Show 20 09 03 +18 07 06 HJ 2932 AD 2016 8 322 13.0 10.01 14.70 4.69
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagitta Tycho2 1622-01432-1 Gaia DR2 1809881802463035264 HD 351488
 
 
WDS 20090+1808 HJ 2932 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
20090+1808 HJ 2932 AC 1999 4 215 23.8 10.01 14.00 D 200903.45+180706.4
20090+1808 HJ 2932 AC 2001 5 215 23.9 10.01 14.00 D 200903.45+180706.4
20090+1808 HJ 2932 AC 2016 6 217 24.3 10.01 14.00 A2 200903.45+180706.4

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

 
 
WDS 20090+1808 HJ 2932 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20090+1808 HJ 2932 AC : MEASURES
 
 
No records found.

 
 
WDS 20090+1808 : VIRTUAL EYEPIECE
 
 

20090+1808 HJ 2932A mag 10.01 Sp A2 20090+1808 HJ 2932B sep 13.4 P.A. 165.40 mag 11.17 20090+1808 HJ 2932C sep 23.9 P.A. 215.20 mag 14 20090+1808 HJ 2932D sep 12.8 P.A. 323.50 mag 14.7 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 20090+1808 : ALADIN DSS IMAGE @ 20h 09m 03.45s +18° 07' 06.4"
 
 
 
 
WDS 20090+1808 HJ 2932 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20090+1808 HJ 2932AC distance=0' 20085+1806 BPM2021 distance=9' 20092+1822 HU 354 distance=15' 20079+1805 TDT2008 distance=17' 20080+1816 BPM2016 distance=18' 20078+1800 BPM2015 distance=19' 20107+1750 BPM2044 distance=29' 20070+1803 BPM2003 distance=31' 20084+1837 HDS2870 distance=32' 20099+1836 BRT2468 distance=32' 20108+1827 J 506 distance=32' 20076+1741 JEF 3 distance=33' 20077+1835 TDT2002 distance=34' 20064+1802 HJ 2931AB distance=39' 20064+1802 DOO 80AC distance=39' 20097+1724 J 833 distance=44' 20102+1723 BPM2040AB distance=48' 20102+1723 BPM2041BC distance=48' 20078+1852 TDT2005 distance=48' 20094+1806 DOO 81 distance=49' 20102+1723 BPM2042CD distance=50' 20127+1806 J 2303AB (Sansuna) distance=54' 20127+1806 J 2303BC distance=54' 20081+1714 TDT2011 distance=56' 20073+1718 BPM2008 distance=56' 20055+1743 SLE 682 distance=57' 20056+1838 COU 326 distance=58' 20051+1822 BPM1985 distance=58' 20047+1751 SLE 680AB distance=65' 20047+1751 FYM 279AC distance=65' 20057+1719 BPM1991 distance=68' 20139+1806 BPMA242 distance=69' 20123+1856 J 3056 distance=70' 20106+1701 BPM2043 distance=70' 20076+1700 BPMA239 distance=71' 20103+1915 J 3053 distance=71' 20122+1712 BPM2054 distance=71' 20139+1751 BPM2067 distance=71' 20065+1908 STJ 26 distance=72' 20044+1742 BPM1971 distance=72' 20062+1906 HJL 271 distance=72' 20109+1915 J 3055 distance=73' 20046+1729 BPM1978 distance=75' 20058+1709 BPM1996 distance=75' 20076+1655 BRT1337AB distance=75' 20076+1655 SLE 684AC distance=75' 20105+1655 BUP9008 distance=75' 20042+1739 SLE 679 distance=77' 20039+1746 BPM1969 distance=78' 20146+1809 J 3064BC distance=79' 20146+1809 J 3064AB distance=79' 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 20090+1808 HJ 2932 AB 165 13.5
Show 20090+1808 HJ 2932 AC 217 24.3
Show 20090+1808 HJ 2932 AD 322 13.0
Show 20085+1806 BPM2021 43 123.6 9
Show 20092+1822 HU 354 19 0.6 15
Show 20079+1805 TDT2008 108 1.2 17
Show 20080+1816 BPM2016 252 82.1 18
Show 20078+1800 BPM2015 105 112.7 19
Show 20107+1750 BPM2044 18 88.9 29
Show 20070+1803 BPM2003 189 114.3 31
Show 20084+1837 HDS2870 161 0.1 32
Show 20099+1836 BRT2468 48 1.9 32
Show 20108+1827 J 506 306 3.5 32
Show 20076+1741 JEF 3 101 12.2 33
Show 20077+1835 TDT2002 327 0.9 34
Show 20064+1802 HJ 2931 AB 312 6.6 39
Show 20064+1802 DOO 80 AC 207 14.5 39
Show 20097+1724 J 833 115 4.9 44
Show 20102+1723 BPM2040 AB 78 72.5 48
Show 20102+1723 BPM2041 BC 175 111.1 48
Show 20078+1852 TDT2005 147 1.6 48
Show 20094+1806 DOO 81 256 9.6 49
Show 20102+1723 BPM2042 CD 104 103.5 50
Show Sansuna 20127+1806 J 2303 AB 50 23.6 54
Show 20127+1806 J 2303 BC 322 4.5 54
Show 20081+1714 TDT2011 110 0.6 56
Show 20073+1718 BPM2008 19 91.1 56
Show 20055+1743 SLE 682 287 11.1 57
Show 20056+1838 COU 326 256 1.8 58
Show 20051+1822 BPM1985 34 72.5 58
Show 20047+1751 SLE 680 AB 309 18.0 65
Show 20047+1751 FYM 279 AC 203 5.8 65
Show 20057+1719 BPM1991 76 95.7 68
Show 20139+1806 BPMA242 194 288.2 69
Show 20123+1856 J 3056 256 6.3 70
Show 20106+1701 BPM2043 206 50.5 70
Show 20076+1700 BPMA239 355 241.0 71
Show 20103+1915 J 3053 248 7.7 71
Show 20122+1712 BPM2054 267 31.2 71
Show 20139+1751 BPM2067 214 113.1 71
Show 20065+1908 STJ 26 276 1.0 72
Show 20044+1742 BPM1971 74 114.0 72
Show 20062+1906 HJL 271 342 18.7 72
Show 20109+1915 J 3055 61 5.6 73
Show 20046+1729 BPM1978 315 31.2 75
Show 20058+1709 BPM1996 153 72.3 75
Show 20076+1655 BRT1337 AB 223 5.2 75
Show 20076+1655 SLE 684 AC 279 28.2 75
Show 20105+1655 BUP9008 222 84.5 75
Show 20042+1739 SLE 679 232 5.6 77
Show 20039+1746 BPM1969 303 74.6 78

 
 
WDS 20090+1808 : COMPONENTS
 
 
  A B C
B pa=165.4°
sep=13.45"
 
C pa=215.2°
sep=23.88"
pa=249.3°
sep=18.34"
 
D pa=323.5°
sep=12.76"
pa=334.8°
sep=25.73"
pa=11.7°
sep=30.40"
 
 
20090+1808 A
 
 
Name HD 351488 Coord arcsec 2000 200903.45+180706.4 Mag 10.01 Spectral class A2 (white)
PmRA 22.00 PmDE 24.0 Tycho2 1622-01432-1 HD 351488
Tycho2
Tycho2 1622-01432-1 Pflag RAmdeg 302.26436856 DEmdeg 18.11845336
PmRA 22.1 PmDE 20.8 E RAmdeg 20 E DEmdeg 21
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.32 EpDEm 1989.04
Num 3 Q RAmdeg 3.2 Q DEmdeg 1.0 Q pmRA 3.2
Q pmDE 0.9 BTmag 10.641 E BTmag 0.037 VTmag 10.009
E VTmag 0.030 Prox 129 TYC T HIP
CCDM RAdeg 302.26431417 DEdeg 18.11840500 EpRA 1990 1.61
EpDE 1990 1.63 E RAdeg 20.2 E DEdeg 21.4 Posflg
Corr 0.1
 
 
20090+1808 B
 
 
Coord arcsec 2000 200903.69+180653.4 Mag 11.17 PmRA -4.00 PmDE -3.0
Tycho2 1622-01169-1 Calc delta mag 1.16 Calc coord yes
Tycho2
Tycho2 1622-01169-1 Pflag RAmdeg 302.26553019 DEmdeg 18.11502322
PmRA -2.9 PmDE -0.1 E RAmdeg 44 E DEmdeg 45
E pmRA 1.6 E pmDE 1.5 EpRAm 1982.72 EpDEm 1981.35
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.1 Q pmRA 0.5
Q pmDE 0.1 BTmag 11.569 E BTmag 0.070 VTmag 11.170
E VTmag 0.079 Prox 129 TYC T HIP
CCDM RAdeg 302.26553694 DEdeg 18.11502361 EpRA 1990 1.61
EpDE 1990 1.64 E RAdeg 46.2 E DEdeg 47.8 Posflg
Corr 0.1
 
 
20090+1808 C
 
 
Coord arcsec 2000 200902.48+180646.9 Mag 14 PmRA -5.00 PmDE -13.0
Calc delta mag 3.99 Calc coord yes
 
 
20090+1808 D
 
 
Coord arcsec 2000 200902.92+180716.7 Mag 14.7 Calc delta mag 4.69 Calc coord yes