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Doubles in session


Current system
11318-5927
HJ 4445
Omi1 Cen


Nearby doubles
8' : 11308-5926
TDS7900

18' : 11325-5943
HDS1637

35' : 11282-5905
DAM 554

36' : 11283-5903
RST4479

36' : 11308-6002
HRG 66

37' : 11336-6000
KPP 251

37' : 11282-5903
DAM 553

37' : 11272-5916
FIN 184

38' : 11288-5856
DAM 555

39' : 11308-5849
FIN 187

39' : 11313-6005
I 1094

39' : 11358-5950
TDS7943

40' : 11290-6000
TDS 637

42' : 11360-5952
TDS7945

45' : 11291-5848
FIN 186AB

45' : 11260-5939
RST4476

46' : 11258-5936
HDS1625

48' : 11380-5932
TDS7968

52' : 11329-6017
RSS 265

53' : 11366-6004
HJ 4457AB

53' : 11250-5939
HRG 56AB

54' : 11309-6019
HDS1631

55' : 11369-6005
TDS7959

55' : 11249-5941
TDS7847

55' : 11355-6013
HRG 68

56' : 11356-6014
HRG 67



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.

11318-5927 HJ 4445 (Omi1 Cen)

 
 
11h 31m 46.07s -59° 26' 31.4" P.A. 127.00 sep 13.4 mag 5.21,11.40 Sp G... dist. 1754.39 pc (5722.82 l.y.)
 
 
Coord 2000 11318-5927 Discov num HJ 4445 Comp Coord arcsec 2000 11 31 46.07 -59 26 31.4
Date first 1834 Date last 2015 Obs 10
Pa first 128 Pa last 127.4 P.A. Now (θ) 127.4°
Sep first 17.5 Sep last 13.422 Sep. Now (ρ) 13.422"
Mag pri 5.21 Mag sec 11.40 delta mag (ΔM) 6.19 Spectral class G... (yellow)
Pri motion ra -011 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Omi1 Cen Constellation Centaurus SAO 239145 HIP 56243
Tycho2 8629-01712-1 Gaia DR2 5336490478704008960 HD 100261 HR 4441
GC 15818 CP CP-58 3692 Bayer Omicron 1 Centauri Bayer name Omi1 Cen
Distance 1754.39 Distance ly 5722.82 Bayer greek ο1 Cen
 
 
WDS 11318-5927 HJ 4445 (Omi1 Cen) : NOTES
 
 
discov_num notes refcode
HJ 4445 omi 1 Cen. A semiregular variable.
 
 
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
11318-5927 HJ 4445 2000 9 128 13.5 5.00 11.40 G30-Ia N D 113146.07-592631.4
11318-5927 HJ 4445 2015 10 127 13.4 5.21 11.40 G... N 113146.07-592631.4

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

 
 
WDS 11318-5927 HJ 4445 (Omi1 Cen) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11318-5927 HJ 4445 (Omi1 Cen) : MEASURES
 
 
No records found.

 
 
WDS 11318-5927 (Omi1 Cen) : VIRTUAL EYEPIECE
 
 

11318-5927 HJ 4445A mag 5.21 Sp G... 11318-5927 HJ 4445B sep 9.8 P.A. 146.40 mag 11.4 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 11318-5927 (Omi1 Cen) : ALADIN DSS IMAGE @ 11h 31m 46.07s -59° 26' 31.4"
 
 
 
 
WDS 11318-5927 HJ 4445 (Omi1 Cen) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11318-5927 HJ 4445 distance=0' 11308-5926 TDS7900 distance=8' 11325-5943 HDS1637 distance=18' 11282-5905 DAM 554 distance=35' 11283-5903 RST4479 distance=36' 11308-6002 HRG 66 distance=36' 11336-6000 KPP 251 distance=37' 11282-5903 DAM 553 distance=37' 11272-5916 FIN 184 distance=37' 11288-5856 DAM 555 distance=38' 11308-5849 FIN 187 distance=39' 11313-6005 I 1094 distance=39' 11358-5950 TDS7943 distance=39' 11290-6000 TDS 637 distance=40' 11360-5952 TDS7945 distance=42' 11291-5848 FIN 186AB distance=45' 11291-5848 COO 125AC distance=45' 11260-5939 RST4476 distance=45' 11258-5936 HDS1625 distance=46' 11380-5932 TDS7968 distance=48' 11329-6017 RSS 265 distance=52' 11366-6004 DAW 204BC distance=53' 11366-6004 HJ 4457AB distance=53' 11366-6004 DAM 72AD distance=53' 11366-6004 DAM 72AE distance=53' 11250-5939 HRG 56AB distance=53' 11250-5939 SIN 64AC distance=53' 11309-6019 HDS1631 distance=54' 11369-6005 TDS7959 distance=55' 11249-5941 TDS7847 distance=55' 11355-6013 HRG 68 distance=55' 11356-6014 HRG 67 distance=56' 11278-6015 RSS 261 distance=57' 11243-5945 HRG 61AB distance=60' 11243-5945 HRG 61BC distance=60' 11325-5826 TDS7914 distance=61' 11285-5831 RST4945 distance=62' 11293-6026 JAW 27 distance=63' 11242-5955 TDS7841 distance=64' 11321-5823 TDS7909 distance=65' 11286-6026 TDS7878 distance=65' 11385-5845 BRT3163 distance=66' 11229-5919 HRG 59 distance=68' 11235-5900 BRT3162AB distance=69' 11235-5900 DAM 71AC distance=69' 11292-6032 TDS7886 distance=69' 11291-6035 TDS7885 distance=72' 11223-5937 HRG 57 distance=73' 11306-6038 TDS7898 distance=73' 11284-6037 KPP 248 distance=75' 11338-6041 TDS7928 distance=76' 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 11318-5927 HJ 4445 127 13.4
Show 11308-5926 TDS7900 221 2.3 8
Show 11325-5943 HDS1637 272 0.4 18
Show 11282-5905 DAM 554 38 4.5 35
Show 11283-5903 RST4479 292 1.3 36
Show 11308-6002 HRG 66 329 13.1 36
Show 11336-6000 KPP 251 75 5.0 37
Show 11282-5903 DAM 553 184 4.3 37
Show 11272-5916 FIN 184 61 0.7 37
Show 11288-5856 DAM 555 109 9.1 38
Show 11308-5849 FIN 187 307 0.2 39
Show 11313-6005 I 1094 170 1.0 39
Show 11358-5950 TDS7943 134 1.7 39
Show 11290-6000 TDS 637 205 1.2 40
Show 11360-5952 TDS7945 230 0.4 42
Show 11291-5848 FIN 186 AB 79 6.4 45
Show 11291-5848 COO 125 AC 122 20.2 45
Show 11260-5939 RST4476 112 0.5 45
Show 11258-5936 HDS1625 218 15.5 46
Show 11380-5932 TDS7968 219 1.0 48
Show 11329-6017 RSS 265 264 11.9 52
Show 11366-6004 DAW 204 BC 291 4.6 53
Show 11366-6004 HJ 4457 AB 289 7.9 53
Show 11366-6004 DAM 72 AD 127 7.4 53
Show 11366-6004 DAM 72 AE 24 8.5 53
Show 11250-5939 HRG 56 AB 138 6.8 53
Show 11250-5939 SIN 64 AC 49 11.3 53
Show 11309-6019 HDS1631 1 0.2 54
Show 11369-6005 TDS7959 282 0.5 55
Show 11249-5941 TDS7847 49 1.7 55
Show 11355-6013 HRG 68 298 25.1 55
Show 11356-6014 HRG 67 77 12.4 56
Show 11278-6015 RSS 261 356 21.8 57
Show 11243-5945 HRG 61 AB 270 14.7 60
Show 11243-5945 HRG 61 BC 249 17.4 60
Show 11325-5826 TDS7914 18 0.8 61
Show 11285-5831 RST4945 126 2.1 62
Show 11293-6026 JAW 27 324 23.3 63
Show 11242-5955 TDS7841 20 9.8 64
Show 11321-5823 TDS7909 55 0.8 65
Show 11286-6026 TDS7878 204 0.5 65
Show 11385-5845 BRT3163 43 4.5 66
Show 11229-5919 HRG 59 58 4.6 68
Show 11235-5900 BRT3162 AB 48 4.0 69
Show 11235-5900 DAM 71 AC 278 6.4 69
Show 11292-6032 TDS7886 173 2.4 69
Show 11291-6035 TDS7885 325 0.5 72
Show 11223-5937 HRG 57 256 7.1 73
Show 11306-6038 TDS7898 109 1.2 73
Show 11284-6037 KPP 248 180 3.2 75
Show 11338-6041 TDS7928 357 0.5 76

 
 
WDS 11318-5927 : COMPONENTS
 
 
  A
B pa=146.4°
sep=9.79"
 
 
11318-5927 A
 
 
Componente originario normalizzato AB Name Omi1 Cen Coord arcsec 2000 113146.07-592631.4 Mag 5.21
Spectral class G... (yellow) PmRA -11.00 PmDE 1.0 SAO 239145
HIP 56243 Tycho2 8629-01712-1 HD 100261 HR 4441
GC 15818 CP CP-58 3692 Bayer Omicron 1 Centauri Bayer name Omi1 Cen
Tycho2
Tycho2 8629-01712-1 Pflag RAmdeg 172.94194495 DEmdeg -59.44205936
PmRA -5.6 PmDE 2.4 E RAmdeg 3 E DEmdeg 3
E pmRA 1.1 E pmDE 1.0 EpRAm 1991.47 EpDEm 1991.48
Num 14 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.6
Q pmDE 0.8 BTmag 6.417 E BTmag 0.014 VTmag 5.212
E VTmag 0.009 Prox 999 TYC T HIP 56243
CCDM RAdeg 172.94197028 DEdeg -59.44206472 EpRA 1990 1.67
EpDE 1990 1.71 E RAdeg 3.4 E DEdeg 3.4 Posflg
Corr -0.2
SAO
SAO 239145 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.009 Vmag 5 SpType F8p
Double code Source 70 CatNum 15818 DM CP-58 3692
DMcomp BDsup HD 100261 M HD 0
GC 15818 RA1950rad 3.00828121 DE1950rad -1.03264126 PmRA2000 -0.0006
PmDE2000 -0.005
Hipparcos
Catalog H HIP 56243 Proxy RAhms 11 31 46.07
DEdms -59 26 31.4 Vmag 5.07 VarFlag 2 R Vmag H
RAdeg 172.942 DEdeg -59.4421 AstroRef Plx 1.01
CCDM 11318-5927 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 100261 BD
CD CP CP-58 3692 Dm number -58 3692 VIred 1.12
SpType G0Ia R SpType Coord arcsec 2000 113146.07-592631.4
Hipparcos 2
HIP 56243 Sn 5 So 0 Nc 1
RArad 3.018406819 DErad -1.0374597265 Plx 0.57 PmRA -4.31
PmDE 1.72 E RArad 0.23 E DErad 0.24 E Plx 0.32
E pmRA 0.28 E pmDE 0.28 Hpmag 5.234 E Hpmag 0.0047
SHp 0.062 VA 2 BV 1.026 E BV 0.009
VI 1.12
CCDM
Ccdm 11318-5927 RComp Comp A Note1
Note2 Discov num DRAs -1.87 DDEs 27.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.0 Sp G4 PmNote *
PmRA -3 PmDE -10 Dm number -58 3692 Cat1 CPD
Name2 239145 Cat2 SAO HD 100261 M HD
ADS BDS M ADS BDS N IDS IDS 11271S5853A
HIC 56243
 
 
11318-5927 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 113146.78-592639.6 Mag 11.4 Calc delta mag 6.19
Calc coord yes
CCDM
Ccdm 11318-5927 RComp Comp B Note1
Note2 Discov num HJ 4445 DRAs DDEs
R dRAs Year 1917 Theta 125 Rho 13.5
Obs 2 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11271S5853B
HIC