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Doubles in session


Current system
15212+2745
LDS 4544


Nearby doubles
24' : 15219+2807
GIC 127AB

43' : 15211+2702
STF1936

49' : 15241+2814
TDS9506

54' : 15252+2734
AZC 90

55' : 15210+2651
SLW1083

56' : 15226+2652
KPP1539

67' : 15183+2650
STF1932AB

67' : 15186+2842
TDS9476

68' : 15208+2638
LDS4543

73' : 15266+2749
UC 3004

75' : 15182+2642
CVR 782

77' : 15175+2647
KPP3951

77' : 15171+2650
HEI 6

78' : 15197+2859
LDS5170

79' : 15268+2719
AZC 91

81' : 15232+2628
TDS 772

86' : 15171+2851
BGH 57

89' : 15232+2909
TDS9502

91' : 15257+2638
STF1941

92' : 15268+2840
COU 484

96' : 15189+2915
LDS5168

98' : 15177+2910
LDS5166

100' : 15175+2619
COU 483

102' : 15165+2905
KPP3289

103' : 15242+2920
CVR1627

104' : 15155+2859
LDS4542



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

15212+2745 LDS 4544

 
 
15h 21m 13.53s +27° 44' 53.1" P.A. 184.00 sep 59.6 mag 17.66,17.91 Sp M2.9+M2.7
 
 
Coord 2000 15212+2745 Discov num LDS4544 Comp Coord arcsec 2000 15 21 13.53 +27 44 53.1
Date first 1960 Date last 2016 Obs 13
Pa first 185 Pa last 184.4 P.A. Now (θ) 184.4°
Sep first 59.0 Sep last 59.571 Sep. Now (ρ) 59.571"
Mag pri 17.66 Mag sec 17.91 delta mag (ΔM) 0.25 Spectral class M2.9+M2.7 (red/red)
Pri motion ra -140 Sec motion ra -138
Pri motion dec -121 Sec motion dec -121
Notes N V R (See Notes, Proper motion indicates physical, Red magnitudes)
rPM=0.011 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Corona Borealis Gaia DR2 1271776138887539072
 
 
WDS 15212+2745 LDS 4544 : NOTES
 
 
discov_num notes refcode
LDS4544 SLW1084.
 
 
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
15212+2745 LDS4544 2000 2 184 59.6 18.50 19.00 D 152113.53+274453.1
15212+2745 LDS4544 2004 3 184 59.6 18.50 19.00 M3+M3 V 152113.53+274453.1
15212+2745 LDS4544 2010 5 184 59.6 17.66 17.91 M2.9+M2.7 NV R 152113.53+274453.1
15212+2745 LDS4544 2015 6 184 59.6 17.66 17.91 M2.9+M2.7 NV R 152113.53+274453.1
15212+2745 LDS4544 2016 13 184 59.6 17.66 17.91 M2.9+M2.7 NV R 152113.53+274453.1

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

 
 
WDS 15212+2745 LDS 4544 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15212+2745 LDS 4544 : MEASURES
 
 
No records found.

 
 
WDS 15212+2745 : VIRTUAL EYEPIECE
 
 

15212+2745 LDS4544A mag 17.66 Sp M2.9 15212+2745 LDS4544B sep 59.5 P.A. 183.90 mag 17.91 Sp M2.7 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 15212+2745 : ALADIN DSS IMAGE @ 15h 21m 13.53s +27° 44' 53.1"
 
 
 
 
WDS 15212+2745 LDS 4544 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15212+2745 LDS4544 distance=0' 15219+2807 GIC 127AB distance=24' 15219+2807 LMP 10AC distance=24' 15219+2807 LMP 10AD distance=24' 15211+2702 STF1936 distance=43' 15241+2814 TDS9506 distance=49' 15252+2734 AZC 90 distance=54' 15210+2651 SLW1083 distance=55' 15226+2652 KPP1539 distance=56' 15183+2650 CHR 45Aa,Ab distance=67' 15183+2650 STF1932AB distance=67' 15186+2842 TDS9476 distance=67' 15208+2638 LDS4543 distance=68' 15266+2749 UC 3004 distance=73' 15182+2642 CVR 782 distance=75' 15175+2647 KPP3951 distance=77' 15171+2650 HEI 6 distance=77' 15197+2859 LDS5170 distance=78' 15268+2719 AZC 91 distance=79' 15232+2628 TDS 772 distance=81' 15171+2851 BGH 57 distance=86' 15232+2909 TDS9502 distance=89' 15257+2638 STF1941 distance=91' 15268+2840 COU 484 distance=92' 15189+2915 LDS5168 distance=96' 15177+2910 LDS5166 distance=98' 15175+2619 COU 483 distance=100' 15165+2905 KPP3289 distance=102' 15242+2920 CVR1627 distance=103' 15155+2859 LDS4542 distance=104' 15215+2933 LDS4546 distance=109' 15128+2756 H 5 125 distance=113' 15201+2937 ENG 53 distance=113' 15279+2902 TDS9523 distance=118' 15278+2906 JEF 1 (Nusakan) distance=120' 15248+2934 KZA 87 distance=120' 15303+2739 STF1951 distance=122' 15173+2552 KPP1217 distance=125' 15307+2805 COU 796 distance=127' 15190+2541 LDS6304 distance=127' 15224+2537 HJ 2777 distance=129' 15195+2952 KZA 78 distance=130' 15211+2534 GRV 903AB distance=131' 15211+2534 LSC 150Aa,Ab distance=131' 15311+2747 J 3321 distance=132' 15115+2718 GRV 898 distance=132' 15283+2920 CVR 166 distance=134' 15298+2857 YSC 223 distance=135' 15134+2914 AZC 89 distance=137' 15128+2913 TDS9449 distance=142' 15245+2527 LDS4549 distance=145' 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 15212+2745 LDS4544 184 59.6
Show 15219+2807 GIC 127 AB 255 212.7 24
Show 15219+2807 LMP 10 AC 240 87.9 24
Show 15219+2807 LMP 10 AD 262 132.9 24
Show 15211+2702 STF1936 231 19.8 43
Show 15241+2814 TDS9506 31 0.4 49
Show 15252+2734 AZC 90 130 7.8 54
Show 15210+2651 SLW1083 122 93.6 55
Show 15226+2652 KPP1539 243 11.6 56
Show 15183+2650 CHR 45 Aa,Ab 66 0.3 67
Show 15183+2650 STF1932 AB 267 1.6 67
Show 15186+2842 TDS9476 313 1.0 67
Show 15208+2638 LDS4543 234 64.1 68
Show 15266+2749 UC 3004 130 6.8 73
Show 15182+2642 CVR 782 56 9.3 75
Show 15175+2647 KPP3951 30 2.6 77
Show 15171+2650 HEI 6 5 2.3 77
Show 15197+2859 LDS5170 270 31.2 78
Show 15268+2719 AZC 91 257 13.7 79
Show 15232+2628 TDS 772 357 1.0 81
Show 15171+2851 BGH 57 41 575.6 86
Show 15232+2909 TDS9502 288 0.7 89
Show 15257+2638 STF1941 212 1.4 91
Show 15268+2840 COU 484 83 0.3 92
Show 15189+2915 LDS5168 193 62.7 96
Show 15177+2910 LDS5166 223 10.3 98
Show 15175+2619 COU 483 176 0.7 100
Show 15165+2905 KPP3289 305 0.7 102
Show 15242+2920 CVR1627 53 3.5 103
Show 15155+2859 LDS4542 312 148.0 104
Show 15215+2933 LDS4546 88 333.3 109
Show 15128+2756 H 5 125 228 32.2 113
Show 15201+2937 ENG 53 343 144.1 113
Show 15279+2902 TDS9523 52 1.2 118
Show Nusakan 15278+2906 JEF 1 140 0.3 120
Show 15248+2934 KZA 87 359 11.7 120
Show 15303+2739 STF1951 293 17.4 122
Show 15173+2552 KPP1217 300 9.4 125
Show 15307+2805 COU 796 112 0.4 127
Show 15190+2541 LDS6304 159 3.3 127
Show 15224+2537 HJ 2777 342 42.6 129
Show 15195+2952 KZA 78 18 42.6 130
Show 15211+2534 GRV 903 AB 243 69.2 131
Show 15211+2534 LSC 150 Aa,Ab 288 0.1 131
Show 15311+2747 J 3321 228 4.4 132
Show 15115+2718 GRV 898 110 27.4 132
Show 15283+2920 CVR 166 57 13.0 134
Show 15298+2857 YSC 223 258 0.3 135
Show 15134+2914 AZC 89 314 44.0 137
Show 15128+2913 TDS9449 39 0.5 142
Show 15245+2527 LDS4549 116 29.9 145

 
 
WDS 15212+2745 : COMPONENTS
 
 
  A
B pa=183.9°
sep=59.53"
 
 
15212+2745 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 152113.53+274453.1 Mag 17.66 Spectral class M2.9 (red)
PmRA -140.00 PmDE -121.0
 
 
15212+2745 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 152113.23+274353.7 Mag 17.91 Spectral class M2.7 (red)
PmRA -138.00 PmDE -121.0 Calc delta mag 0.25 Calc coord yes