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Current system
15455-2740
LDS 4589


Nearby doubles
27' : 15462-2804
BU 620AB

27' : 15450-2714
RST1861

32' : 15475-2755
GAT 18AB

36' : 15431-2759
SEE 246

47' : 15476-2816
TDS9626

50' : 15455-2830
CPO 442

52' : 15452-2832
RST1862

59' : 15436-2834
SKF2046

60' : 15437-2836
TDS9602

63' : 15421-2826
RST1858

72' : 15411-2656
KSA 72AB

72' : 15441-2850
B 298

77' : 15399-2803
B 2790

77' : 15396-2739
BU 121

78' : 15488-2842
LDS5846

79' : 15484-2847
TOK 596

85' : 15394-2710
RST1854AB

89' : 15500-2636
SWR 182

94' : 15429-2613
B 297AB

95' : 15474-2910
SHN 204

95' : 15418-2903
RST1856

99' : 15507-2632
HDS2232

105' : 15418-2607
J 1614

105' : 15414-2910
RST1855AB

112' : 15412-2603
J 3235

113' : 15370-2748
BRT3022



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

15455-2740 LDS 4589

 
 
15h 45m 22.44s -27° 40' 05.0" P.A. 330.00 sep 51.9 mag 15.42,14.98 Sp dM5+DB4
 
 
Coord 2000 15455-2740 Discov num LDS4589 Comp Coord arcsec 2000 15 45 22.44 -27 40 05.0
Date first 1960 Date last 2016 Obs 10
Pa first 330 Pa last 329.8 P.A. Now (θ) 329.8°
Sep first 52.0 Sep last 51.854 Sep. Now (ρ) 51.854"
Mag pri 15.42 Mag sec 14.98 delta mag (ΔM) 0.44 Spectral class dM5+DB4
Pri motion ra -204 Sec motion ra -091
Pri motion dec -138 Sec motion dec -101
Notes
rPM=0.483
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Libra Gaia DR2 6233522951380817152
 
 
WDS 15455-2740 LDS 4589 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
LDS Luyten p.m. catalog (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15455-2740 LDS4589 1999 2 330 51.9 15.50 15.50 D 154522.44-274004.9
15455-2740 LDS4589 2004 4 330 52.0 15.50 15.50 dM+DB D 154522.44-274004.9
15455-2740 LDS4589 2015 7 330 51.9 15.42 14.98 dM5+DB4 154522.44-274005.0
15455-2740 LDS4589 2016 10 330 51.9 15.42 14.98 dM5+DB4 154522.44-274005.0

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

 
 
WDS 15455-2740 LDS 4589 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15455-2740 LDS 4589 : MEASURES
 
 
No records found.

 
 
WDS 15455-2740 : VIRTUAL EYEPIECE
 
 

15455-2740 LDS4589A mag 15.42 Sp dM5 15455-2740 LDS4589B sep 50.4 P.A. 332.70 mag 14.98 Sp DB4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15455-2740 : ALADIN DSS IMAGE @ 15h 45m 22.44s -27° 40' 05.0"
 
 
 
 
WDS 15455-2740 LDS 4589 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15455-2740 LDS4589 distance=0' 15462-2804 CHR 50Aa,Ab distance=27' 15462-2804 BU 620AB distance=27' 15462-2804 HJ 4803AC distance=27' 15462-2804 KOH 49Ca,Cb distance=27' 15450-2714 RST1861 distance=27' 15475-2755 GAT 18AB distance=32' 15475-2755 GAT 18AC distance=32' 15475-2755 TSN 177CD distance=33' 15431-2759 SEE 246 distance=36' 15476-2816 TDS9626 distance=47' 15455-2830 CPO 442 distance=50' 15452-2832 RST1862 distance=52' 15436-2834 SKF2046 distance=59' 15437-2836 TDS9602 distance=60' 15421-2826 RST1858 distance=63' 15411-2656 KSA 72AB distance=72' 15411-2656 MET 64AC distance=72' 15411-2656 LAF 79AD distance=72' 15411-2656 LAF 79AE distance=72' 15411-2656 LAF 79AF distance=72' 15411-2656 LAF 79AG distance=72' 15411-2656 LAF 79AH distance=72' 15441-2850 B 298 distance=72' 15399-2803 B 2790 distance=77' 15396-2739 BU 121 distance=77' 15488-2842 LDS5846 distance=78' 15484-2847 TOK 596 distance=79' 15394-2710 RST1854AB distance=85' 15394-2710 MET 63AC distance=85' 15394-2710 MET 63AD distance=85' 15500-2636 SWR 182 distance=89' 15429-2613 B 297AB distance=94' 15474-2910 SHN 204 distance=95' 15418-2903 RST1856 distance=95' 15507-2632 HDS2232 distance=99' 15527-2705 USD 89Aa,Ab distance=104' 15418-2607 J 1614 distance=105' 15414-2910 RST1855AB distance=105' 15412-2603 J 3235 distance=112' 15370-2748 BRT3022 distance=113' 15462-2547 UC 3059 distance=114' 15494-2600 KOH 50AB distance=114' 15370-2808 I 1271 distance=115' 15368-2751 BRT3021 distance=115' 15542-2746 TDS9685Aa,Ab distance=117' 15542-2746 B 2795AB distance=117' 15436-2940 UC 3051 distance=123' 15545-2720 LAF 83AB distance=124' 15545-2720 LAF 83AC distance=124' 15383-2901 SWR 179 distance=124' 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 15455-2740 LDS4589 330 51.9
Show 15462-2804 CHR 50 Aa,Ab 287 0.1 27
Show 15462-2804 BU 620 AB 355 0.7 27
Show 15462-2804 HJ 4803 AC 213 50.5 27
Show 15462-2804 KOH 49 Ca,Cb 187 0.1 27
Show 15450-2714 RST1861 115 0.4 27
Show 15475-2755 GAT 18 AB 124 1.3 32
Show 15475-2755 GAT 18 AC 37 111.9 32
Show 15475-2755 TSN 177 CD 164 0.1 33
Show 15431-2759 SEE 246 314 13.4 36
Show 15476-2816 TDS9626 256 0.9 47
Show 15455-2830 CPO 442 358 11.4 50
Show 15452-2832 RST1862 352 4.5 52
Show 15436-2834 SKF2046 249 48.3 59
Show 15437-2836 TDS9602 322 2.4 60
Show 15421-2826 RST1858 166 1.0 63
Show 15411-2656 KSA 72 AB 82 6.3 72
Show 15411-2656 MET 64 AC 225 5.9 72
Show 15411-2656 LAF 79 AD 298 4.6 72
Show 15411-2656 LAF 79 AE 30 5.2 72
Show 15411-2656 LAF 79 AF 311 6.0 72
Show 15411-2656 LAF 79 AG 353 8.0 72
Show 15411-2656 LAF 79 AH 110 9.6 72
Show 15441-2850 B 298 88 2.1 72
Show 15399-2803 B 2790 132 8.9 77
Show 15396-2739 BU 121 284 2.0 77
Show 15488-2842 LDS5846 158 41.0 78
Show 15484-2847 TOK 596 309 385.6 79
Show 15394-2710 RST1854 AB 3 0.3 85
Show 15394-2710 MET 63 AC 62 8.8 85
Show 15394-2710 MET 63 AD 124 11.2 85
Show 15500-2636 SWR 182 256 25.0 89
Show 15429-2613 B 297 AB 256 7.7 94
Show 15474-2910 SHN 204 -1 0.0 95
Show 15418-2903 RST1856 208 2.0 95
Show 15507-2632 HDS2232 197 0.3 99
Show 15527-2705 USD 89 Aa,Ab 45 0.7 104
Show 15418-2607 J 1614 342 10.4 105
Show 15414-2910 RST1855 AB 66 2.6 105
Show 15412-2603 J 3235 337 10.7 112
Show 15370-2748 BRT3022 198 5.4 113
Show 15462-2547 UC 3059 304 24.9 114
Show 15494-2600 KOH 50 AB 116 0.1 114
Show 15370-2808 I 1271 151 2.0 115
Show 15368-2751 BRT3021 72 4.8 115
Show 15542-2746 TDS9685 Aa,Ab 114 0.6 117
Show 15542-2746 B 2795 AB 227 10.0 117
Show 15436-2940 UC 3051 215 12.1 123
Show 15545-2720 LAF 83 AB 297 5.6 124
Show 15545-2720 LAF 83 AC 175 6.9 124
Show 15383-2901 SWR 179 78 15.4 124

 
 
WDS 15455-2740 : COMPONENTS
 
 
  A
B pa=332.7°
sep=50.42"
 
 
15455-2740 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 154522.44-274005.0 Mag 15.42 Spectral class dM5
PmRA -204.00 PmDE -138.0
 
 
15455-2740 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 154520.70-273920.2 Mag 14.98 Spectral class DB4 (white dwarf)
PmRA -91.00 PmDE -101.0 Calc delta mag 0.44 Calc coord yes