stampa
Login

Less is more. Filter out doubles you can't observe!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
15544-5518
I 550


Nearby doubles
2' : 15544-5520
I 549

19' : 15563-5527
JSP 673

20' : 15531-5534
JSP 672

28' : 15564-5459
BRT2088

32' : 15511-5503
DUN 193AB

34' : 15554-5446
FIN 239AB

34' : 15506-5528
JSP 670

41' : 15557-5439
HDS2241

42' : 15496-5526
JSP 669

45' : 15548-5434
RST2984AB

49' : 15502-5446
HJ 4806

50' : 15509-5439
RST2982

51' : 16002-5511
TDS9720

53' : 16005-5525
TDS9723

55' : 15525-5426
FIN 237

64' : 16016-5531
RST1869

67' : 15490-5608
JSP 930

68' : 15467-5535
TSN 175

70' : 15596-5612
HDS2251

72' : 15489-5424
FIN 61

83' : 15450-5535
JSP 665

84' : 15587-5404
I 553

85' : 15457-5559
I 546

88' : 16037-5556
RST1873

88' : 16015-5416
HDS2258

88' : 15546-5351
POM 15



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.

15544-5518 I 550

 
 
15h 54m 23.84s -55° 18' 05.0" P.A. 42.00 sep 8.9 mag 11.10,12.80 Sp OBe
 
 
Coord 2000 15544-5518 Discov num I   550 Comp Coord arcsec 2000 15 54 23.84 -55 18 05.0
Date first 1909 Date last 2015 Obs 8
Pa first 30 Pa last 41.9 P.A. Now (θ) 41.9°
Sep first 2.0 Sep last 8.932 Sep. Now (ρ) 8.932"
Mag pri 11.10 Mag sec 12.80 delta mag (ΔM) 1.7 Spectral class OBe (blue)
Pri motion ra -009 Sec motion ra -005
Pri motion dec -002 Sec motion dec -016
Notes
rPM=0.869
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Norma Gaia DR2 5884544970156486016
 
 
WDS 15544-5518 I 550 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
I__1895 Ma - Innes, R.T.A. 1895MNRAS..55..312I
I__1895 +Mb MNRAS 55, 312,544, 1895
I__1896 Mb - Innes, R.T.A. 1896JBAA....6..261I
I__1896 J. British Astron. Assoc. 6, 261, 1896
I__1897a Ma - Innes, R.T.A. 1897MNRAS..57..533I
I__1897a MNRAS 57, 533, 1897 (data also in I__1897b, 1897AN....143..171I
I__1897a I__1897c) 1897AN....144...89I
I__1897b Ma - Innes, R.T.A. 1897AN....143..171I
I__1897b AN 143, 171, 1897
I__1897c Ma - Innes, R.T.A. 1897AN....144...89I
I__1897c AN 144, 89, 1897
I__1897d Ma - Innes, R.T.A. 1897AN....145...93I
I__1897d AN 145, 93, 1897
I__1897e Ma - Innes, R.T.A. 1897MNRAS..57..456I
I__1897e +Mb MNRAS 57, 456, 1897
I__1897f Ma - Innes, R.T.A. 1897MNRAS..58...48I
I__1897f MNRAS 58, 48, 1897
I__1897g Ma - Innes, R.T.A. 1897AJ.....18...65I
I__1897g AJ 18, 65, 1897
I__1898 Ma - Innes, R.T.A. 1898AN....146..369I
I__1898 AN 146, 369, 1898
I__1899 Ma - Innes, R.T.A. 1899QB4.C22v2......
I__1899 Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901 Ma - Innes, R.T.A. 1901MNRAS..61..575.
I__1901 MNRAS 61, 575, 1901 (data also in I__1905) 1905AnCap...2....4I
I__1902a Ma - Innes, R.T.A. 1902MNRAS..62..470I
I__1902a MNRAS 62, 470, 1902 (data also in I__1905) 1905AnCap...2....4I
I__1902b Ma - Innes, R.T.A. 1902MNRAS..63...76I
I__1902b MNRAS 63, 76, 1902 (some data also in I__1905) 1905AnCap...2....4I
I__1903 - Innes, R.T.A. 1903MNRAS..64..130I
I__1903 MNRAS 64, 130, 1903 (data also in I__1905) 1905AnCap...2....4I
I__1903b Ma - Innes, R.T.A. 1903Obs....26..285I
I__1903b Obs 26, 285, 1903 (some data also in I__1905) 1905AnCap...2....4I
I__1905 Ma - Innes, R.T.A. 1905AnCap...2....4I
I__1905 Ann. Cape Obs. 2, Pt.4, 1905
I__1907 Ma - Innes, R.T.A. 1907Obs....30...61I
I__1907 Obs 30, 61, 1907
I__1908 - Innes, R.T.A. 1908Obs....31..289I
I__1908 Obs 31, 289, 1908 (measures also in I__1909)
I__1909 Ma - Innes, R.T.A. .
I__1909 Transvaal Obs. Circ. 1, 1, 1909
I__1910 Ma - Innes, R.T.A. .
I__1910 Transvaal Obs. Circ. 1, 21, 1910
I__1911 Ma - Innes, R.T.A. .
I__1911 Transvaal Obs. Circ. 1, 61, 1911
I__1912 Ma - Innes, R.T.A. .
I__1912 Transvaal Obs. Circ. 1, 111, 1912
I__1913a Ma - Innes, R.T.A. 1913CiUO....4...31.
I__1913a Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1913CiUO....4...31.
I__1913b Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914 Ma - Innes, R.T.A. 1914CiUO...14...97.
I__1914 Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a Ma - Innes, R.T.A. 1915CiUO...24..185.
I__1915a Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b Ma - Innes, R.T.A. (measure by Cox, G.W.) 1915CiUO...24..185.
I__1915b Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1915CiUO...24..185.
I__1915c Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1915CiUO...24..185.
I__1915d Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e - Innes, R.T.A. 1915Obs....38..221I
I__1915e Obs 38, 221, 1915 (measures also in I__1916) 1916CiUO...33..249I
I__1915f - Innes, R.T.A. 1915Obs....38..333I
I__1915f Obs 38, 333, 1915 (measures also in I__1915) 1915CiUO...24..185I
I__1916a Ma - Innes, R.T.A. 1916CiUO...33..249I
I__1916a Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1916CiUO...33..249I
I__1916b Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1916CiUO...33..249I
I__1916c Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a Ma - Innes, R.T.A. 1917CiUO...37..285I
I__1917a Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1917CiUO...37..285I
I__1917b Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1917CiUO...37..285I
I__1917c Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d Ma - Innes, R.T.A. (measure by Worssell, W.M.) 1917CiUO...37..285I
I__1917d Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918 Ma - Innes, R.T.A. 1918CiUO...41..339I
I__1918 Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a Ma - Innes, R.T.A. 1927sdsc.book.....I
I__1927a +Po Southern Double Star Cat. 1927
I__1927b Ma - Innes, R.T.A. & van den Bos, W.H. 1927sdsc.book.....I
I__1927b Southern Double Star Cat. 1927
I__1932A Ma - Innes, R.T.A. 1932QB821.A43......
I__1932A cited in ADS (Aitken Double Star Cat.), 1932
I__1948a Ma - Innes, R.T.A. 1948CiUO..106..193I
I__1948a +Po Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1948CiUO..106..193I
I__1948b Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999 Ma - Innes, R.T.A. ...................
I__9999 +Mb 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
15544-5518 I 550 1999 4 42 8.9 11.10 12.80 D 155423.84-551805.0
15544-5518 I 550 2015 8 42 8.9 11.10 12.80 OBe 155423.84-551805.0

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

 
 
WDS 15544-5518 I 550 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15544-5518 I 550 : MEASURES
 
 
No records found.

 
 
WDS 15544-5518 : VIRTUAL EYEPIECE
 
 

15544-5518 I 550A mag 11.1 Sp OBe 15544-5518 I 550B sep 7.5 P.A. 27.10 mag 12.8 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 15544-5518 : ALADIN DSS IMAGE @ 15h 54m 23.84s -55° 18' 05.0"
 
 
 
 
WDS 15544-5518 I 550 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15544-5518 I 550 distance=0' 15544-5520 I 549 distance=2' 15563-5527 JSP 673 distance=19' 15531-5534 JSP 672 distance=20' 15564-5459 BRT2088 distance=28' 15511-5503 DUN 193AB distance=32' 15511-5503 ARY 99AC distance=32' 15554-5446 FIN 239AB distance=34' 15554-5446 FIN 239AC distance=34' 15506-5528 JSP 670 distance=34' 15557-5439 HDS2241 distance=41' 15496-5526 JSP 669 distance=42' 15548-5434 RST2984AB distance=45' 15548-5434 KRV 13AC distance=45' 15502-5446 HJ 4806 distance=49' 15509-5439 RST2982 distance=50' 16002-5511 TDS9720 distance=51' 16005-5525 TDS9723 distance=53' 15525-5426 FIN 237 distance=55' 16016-5531 RST1869 distance=64' 15490-5608 JSP 930 distance=67' 15467-5535 TSN 175 distance=68' 15596-5612 HDS2251 distance=70' 15489-5424 FIN 61 distance=72' 15450-5535 JSP 665 distance=83' 15587-5404 I 553 distance=84' 15457-5559 I 546 distance=85' 16037-5556 RST1873 distance=88' 16015-5416 HDS2258 distance=88' 15546-5351 POM 15 distance=88' 15484-5633 TDS9636 distance=91' 15482-5634 FIN 235 distance=92' 16016-5409 I 554AB distance=94' 16016-5409 I 554AC distance=94' 16001-5355 LPO 54 distance=99' 15531-5339 VVV 32 distance=100' 15441-5608 NSN 368 distance=101' 16051-5437 RST2996 distance=102' 15439-5429 KPP 777 distance=103' 15423-5519 KRV 45 distance=103' 16056-5442 BRT2089 distance=104' 15535-5334 FIN 238 distance=105' 15443-5419 I 1099 distance=106' 15421-5453 FIN 60 distance=109' 15454-5400 TDS9614 distance=111' 15455-5400 VVV 31 distance=111' 15441-5627 SKF1051 distance=111' 16037-5402 SKF 406AB distance=111' 16037-5402 SKF 406AC distance=111' 15485-5339 TDS9638 distance=112' 15467-5651 KPP 597 distance=114' 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 15544-5518 I 550 42 8.9
Show 15544-5520 I 549 97 2.5 2
Show 15563-5527 JSP 673 269 0.4 19
Show 15531-5534 JSP 672 355 0.5 20
Show 15564-5459 BRT2088 242 4.5 28
Show 15511-5503 DUN 193 AB 12 16.2 32
Show 15511-5503 ARY 99 AC 21 50.9 32
Show 15554-5446 FIN 239 AB 46 2.1 34
Show 15554-5446 FIN 239 AC 272 8.0 34
Show 15506-5528 JSP 670 24 5.6 34
Show 15557-5439 HDS2241 286 1.1 41
Show 15496-5526 JSP 669 312 1.0 42
Show 15548-5434 RST2984 AB 315 2.5 45
Show 15548-5434 KRV 13 AC 293 18.0 45
Show 15502-5446 HJ 4806 325 15.2 49
Show 15509-5439 RST2982 207 2.0 50
Show 16002-5511 TDS9720 280 2.1 51
Show 16005-5525 TDS9723 284 3.7 53
Show 15525-5426 FIN 237 51 0.5 55
Show 16016-5531 RST1869 6 2.2 64
Show 15490-5608 JSP 930 330 4.3 67
Show 15467-5535 TSN 175 30 0.3 68
Show 15596-5612 HDS2251 290 0.1 70
Show 15489-5424 FIN 61 214 0.5 72
Show 15450-5535 JSP 665 17 2.5 83
Show 15587-5404 I 553 74 2.0 84
Show 15457-5559 I 546 266 0.8 85
Show 16037-5556 RST1873 91 1.7 88
Show 16015-5416 HDS2258 185 0.2 88
Show 15546-5351 POM 15 143 7.4 88
Show 15484-5633 TDS9636 228 1.3 91
Show 15482-5634 FIN 235 174 3.3 92
Show 16016-5409 I 554 AB 185 4.0 94
Show 16016-5409 I 554 AC 154 5.8 94
Show 16001-5355 LPO 54 185 2.9 99
Show 15531-5339 VVV 32 36 8.6 100
Show 15441-5608 NSN 368 207 1.8 101
Show 16051-5437 RST2996 239 0.9 102
Show 15439-5429 KPP 777 235 6.7 103
Show 15423-5519 KRV 45 199 16.5 103
Show 16056-5442 BRT2089 179 5.0 104
Show 15535-5334 FIN 238 230 0.4 105
Show 15443-5419 I 1099 25 0.5 106
Show 15421-5453 FIN 60 341 1.5 109
Show 15454-5400 TDS9614 214 1.9 111
Show 15455-5400 VVV 31 177 39.7 111
Show 15441-5627 SKF1051 176 4.9 111
Show 16037-5402 SKF 406 AB 357 4.7 111
Show 16037-5402 SKF 406 AC 237 7.0 111
Show 15485-5339 TDS9638 352 9.1 112
Show 15467-5651 KPP 597 193 5.5 114

 
 
WDS 15544-5518 : COMPONENTS
 
 
  A
B pa=27.1°
sep=7.47"
 
 
15544-5518 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 155423.84-551805.0 Mag 11.1 Spectral class OBe (blue)
PmRA -9.00 PmDE -2.0
CCDM
Ccdm 15544-5518 RComp Comp A Note1
Note2 Discov num DRAs -0.06 DDEs -4.4
R dRAs 66 Year Theta Rho
Obs 2 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number -54 6761 Cat1 CPD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15466S5500A
HIC
 
 
15544-5518 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 155424.24-551758.4 Mag 12.8 PmRA -5.00
PmDE -16.0 Calc delta mag 1.7 Calc coord yes
CCDM
Ccdm 15544-5518 RComp Comp B Note1
Note2 Discov num I 550 DRAs DDEs
R dRAs Year 1932 Theta 042 Rho 9.2
Obs 1 Vmag 12.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15466S5500B
HIC