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Doubles in session


Current system
12520+4011
ES 1404


Nearby doubles
20' : 12505+4021
LDS4281

25' : 12528+3949
ES 1405AB

25' : 12542+4008
UC 2425

49' : 12548+4049
JNN 81

52' : 12512+3921
SKF2655

56' : 12481+3940
TDS8528

58' : 12568+4029
SKF2656

58' : 12568+3956
CVR1479

62' : 12548+4105
KPP1796

62' : 12543+4108
HJL1075

71' : 12469+4052
LDS4266

75' : 12586+4013
RDN 2

76' : 12584+4033
HDS1819

77' : 12465+4054
HDS1792

88' : 12504+3847
HU 1139

95' : 12468+4125
HJ 2620

96' : 12437+4015
ES 1403AB

97' : 12523+3836
NI 30AB

100' : 12433+4015
SKF2654

102' : 12526+3830
SLW 789

104' : 12430+4008
COU1425

114' : 13012+4057
LEP 136

118' : 12430+4109
SKF2653

122' : 12560+3819
STF1692AB
Cor Caroli

123' : 12582+4153
LDS5766

123' : 13004+3856
COU1131



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.

12520+4011 ES 1404

 
 
12h 52m 02.65s +40° 11' 54.9" P.A. 30.00 sep 2.9 mag 11.23,15.20
 
 
Coord 2000 12520+4011 Discov num ES 1404 Comp Coord arcsec 2000 12 52 02.65 +40 11 54.9
Date first 1915 Date last 2015 Obs 5
Pa first 31 Pa last 30.3 P.A. Now (θ) 30.3°
Sep first 2.8 Sep last 2.855 Sep. Now (ρ) 2.855"
Mag pri 11.23 Mag sec 15.20 delta mag (ΔM) 3.97 Spectral class
Pri motion ra -010 Sec motion ra -010
Pri motion dec +006 Sec motion dec +006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici Tycho2 3021-01269-1 Gaia DR2 1527080780350672896 ADS 8691
 
 
WDS 12520+4011 ES 1404 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Es_1901 Mb - Espin, T.E. 1901AN....155..321E
Es_1901 AN 155, 321, 1901 (ES 1 - 39)
Es_1902a Ma - Espin, T.E. 1902AN....158..241E
Es_1902a +Mb AN 158, 241, 1902 (ES 40 - 112)
Es_1902b Mb - Espin, T.E. 1902MNRAS..62..528E
Es_1902b MNRAS 62, 528, 1902
Es_1902c Mb j Espin, T.E. 1902MNRAS..62..402E
Es_1902c MNRAS 62, 402, 1902
Es_1903 Mb - Espin, T.E. 1903MNRAS..63..172E
Es_1903 MNRAS 63, 172, 1903 (ES 113 - 150)
Es_1904a - Espin, T.E. 1904MNRAS..64..238E
Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E
Es_1904b Mb - Espin, T.E. 1904MNRAS..64..675E
Es_1904b MNRAS 64, 675, 1904
Es_1905 Mb - Espin, T.E. 1905MNRAS..65..710E
Es_1905 MNRAS 65, 710, 1905 (ES 151 - 221)
Es_1906a Mb - Espin, T.E. 1906MNRAS..66..141E
Es_1906a MNRAS 66, 141, 1906 (ES 222 - 269)
Es_1906b Mb - Espin, T.E. 1906MNRAS..66..430E
Es_1906b MNRAS 66, 430, 1906 (ES 270 - 311)
Es_1906C Mb - Espin, T.E. 1906QB821.B972.....
Es_1906C cited in BDS (Burnham Double Star Cat.), 1906
Es_1906D Mb - Espin, T.E. 1906MmRAS..56....1L
Es_1906D cited by Lewis (MemRAS 56, 1, 1906)
Es_1907a Mb j Espin, T.E. 1907MNRAS..67..190E
Es_1907a MNRAS 67, 190, 1907 (ES 312 - 403)
Es_1907b Mb - Espin, T.E. 1907MNRAS..67..495E
Es_1907b MNRAS 67, 495, 1907 (ES 404 - 442)
Es_1908a Mb j Espin, T.E. 1908MNRAS..68..202E
Es_1908a MNRAS 68, 202, 1908 (ES 443 - 551)
Es_1908b Mb - Espin, T.E. 1908MNRAS..68..523E
Es_1908b MNRAS 68, 523, 1908 (ES 552 - 609)
Es_1908c - Espin, T.E. 1908JRASC...2..248E
Es_1908c JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909) 1909MNRAS..69..218E
Es_1909a Mb j Espin, T.E. 1909MNRAS..69..218E
Es_1909a MNRAS 69, 218, 1909 (ES 610 - 704)
Es_1909b Mb j Espin, T.E. 1909MNRAS..69..604E
Es_1909b MNRAS 69, 604, 1909 (ES 705 - 743)
Es_1910a Mb - Espin, T.E. 1910MNRAS..70..237E
Es_1910a MNRAS 70, 237, 1910 (ES 744 - 864)
Es_1910b Mb - Espin, T.E. 1910MNRAS..70..541E
Es_1910b MNRAS 70, 541, 1910 (ES 865 - 927)
Es_1911 Mb - Espin, T.E. 1911MNRAS..71..217E
Es_1911 MNRAS 71, 217, 1911 (ES 928 - 1051)
Es_1912 Mb - Espin, T.E. 1912MNRAS..72..191E
Es_1912 MNRAS 72, 191, 1912 (ES 1052 - 1125)
Es_1913 Mb j Espin, T.E. 1913MNRAS..73..162E
Es_1913 MNRAS 73, 162, 1913 (ES 1126 - 1191)
Es_1914 Mb j Espin, T.E. 1914MNRAS..74..244E
Es_1914 MNRAS 74, 244, 1914 (ES 1192 - 1293)
Es_1915a Mb - Espin, T.E. 1915MNRAS..75..203E
Es_1915a MNRAS 75, 203, 1915 (ES 1294 - 1356)
Es_1915b Mb - Espin, T.E. 1915MNRAS..75..555E
Es_1915b MNRAS 75, 555, 1915 (ES 1357 - 1405)
Es_1915c Mb - Espin, T.E. 1915MNRAS..76..210E
Es_1915c MNRAS 76, 210, 1915 (ES 1406 - 1479)
Es_1917 Mb - Espin, T.E. 1917MNRAS..77..236E
Es_1917 MNRAS 77, 236, 1917 (ES 1480 - 1600)
Es_1918 Mb j Espin, T.E. 1918MNRAS..78..189E
Es_1918 MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35)
Es_1919 Mb - Espin, T.E. 1919MNRAS..79..211E
Es_1919 MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106)
Es_1920 Mb - Espin, T.E. 1920MNRAS..80..329E
Es_1920 MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149)
Es_1921 Mb j Espin, T.E. 1921MNRAS..81..232E
Es_1921 MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182)
Es_1922 Mb - Espin, T.E. 1922MNRAS..82..187E
Es_1922 MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241)
Es_1923 Mb - Espin, T.E. 1923MNRAS..83..154E
Es_1923 MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275)
Es_1924 Mb - Espin, T.E. 1924MNRAS..84..162E
Es_1924 MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322)
Es_1925a Mb - Espin, T.E. 1925MNRAS..85..276E
Es_1925a MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
Es_1925b Mb - Espin, T.E. 1925MNRAS..86...79E
Es_1925b MNRAS 86, 79, 1925
Es_1926 Mb - Espin, T.E. 1926MNRAS..86..131E
Es_1926 MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440)
Es_1927 Mb - Espin, T.E. 1927MNRAS..87..215E
Es_1927 MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510)
Es_1928 Mb - Espin, T.E. 1928MNRAS..88..185E
Es_1928 MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551)
Es_1929 Mb - Espin, T.E. 1929MNRAS..89..268E
Es_1929 MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591)
Es_1930 Mb - Espin, T.E. 1930MNRAS..90..317E
Es_1930 MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630)
Es_1931 Mb - Espin, T.E. 1931MNRAS..91..294E
Es_1931 MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673)
Es_1932a Mb - Espin, T.E. 1932MNRAS..92..214E
Es_1932a MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732)
Es_1932B Mb - Espin, T.E. 1932QB821.A43......
Es_1932B cited in ADS (Aitken Double Star Cat.), 1932
Es_1933 Mb - Espin, T.E. 1933MNRAS..93..192E
Es_1933 MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806)
Es_1937A Mb - Espin, T.E. 1937AnLei..18....1S
Es_1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12520+4011 ES 1404 1962 3 33 2.9 11.23 15.20 125202.65+401154.9
12520+4011 ES 1404 2000 4 19 2.5 11.23 15.20 125202.65+401154.9
12520+4011 ES 1404 2003 4 19 2.5 11.23 15.20 125202.65+401154.9
12520+4011 ES 1404 2015 5 30 2.9 11.23 15.20 125202.65+401154.9

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

 
 
WDS 12520+4011 ES 1404 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12520+4011 ES 1404 : MEASURES
 
 
No records found.

 
 
WDS 12520+4011 : VIRTUAL EYEPIECE
 
 

12520+4011 ES 1404A mag 11.23 12520+4011 ES 1404B sep 2.7 P.A. 24.10 mag 15.2 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 12520+4011 : ALADIN DSS IMAGE @ 12h 52m 02.65s +40° 11' 54.9"
 
 
 
 
WDS 12520+4011 ES 1404 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12520+4011 ES 1404 distance=0' 12505+4021 LDS4281 distance=20' 12528+3949 ES 1405BC distance=24' 12528+3949 ES 1405AB distance=25' 12542+4008 UC 2425 distance=25' 12494+4023 UC 2409AC distance=33' 12548+4049 JNN 81 distance=49' 12512+3921 SKF2655 distance=52' 12481+3940 TDS8528 distance=56' 12568+4029 SKF2656 distance=58' 12568+3956 CVR1479 distance=58' 12548+4105 KPP1796 distance=62' 12543+4108 HJL1075 distance=62' 12469+4052 LDS4266 distance=71' 12586+4013 RDN 2 distance=75' 12584+4033 HDS1819 distance=76' 12465+4054 HDS1792 distance=77' 12504+3847 HU 1139 distance=88' 12468+4125 HJ 2620 distance=95' 12437+4015 ES 1403AB distance=96' 12437+4015 LNA 3Aa,Ab distance=96' 12523+3836 NI 30AB distance=97' 12523+3836 SKF1029AC distance=97' 12433+4015 SKF2654 distance=100' 12526+3830 SLW 789 distance=102' 12430+4008 COU1425 distance=104' 13012+4057 LEP 136 distance=114' 12430+4109 SKF2653 distance=118' 12560+3819 STF1692AB (Cor Caroli) distance=122' 12560+3819 TOK 562BC distance=123' 12582+4153 LDS5766 distance=123' 13004+3856 COU1131 distance=123' 12491+4213 ES 2643 distance=126' 12584+4156 DAM 712AB distance=127' 12584+4156 SKF2657AC distance=127' 12416+4105 LDS5757 distance=131' 13032+3944 UC 2461 distance=131' 12406+4017 HJ 2617AB distance=131' 12406+4017 HJ 2617AC distance=131' 12406+4017 BKO 114AD distance=131' 13012+3852 HU 1142 distance=133' 12473+3811 SKF2596 distance=134' 12536+3758 STF1688AB distance=135' 12536+3758 STF1688AC distance=135' 12560+3819 DAM2486CD distance=136' 12521+3755 SLW 786 distance=137' 12585+3817 STF1702AB distance=138' 13039+4038 TDS8672 distance=139' 13038+4056 HJ 1226 distance=140' 12581+3810 GRV 859 distance=141' 12397+4028 ES 1402AB distance=143' 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 12520+4011 ES 1404 30 2.9
Show 12505+4021 LDS4281 112 101.5 20
Show 12528+3949 ES 1405 BC 252 4.3 24
Show 12528+3949 ES 1405 AB 283 66.5 25
Show 12542+4008 UC 2425 328 93.6 25
Show 12494+4023 UC 2409 AC 185 17.1 33
Show 12548+4049 JNN 81 33 0.6 49
Show 12512+3921 SKF2655 144 6.4 52
Show 12481+3940 TDS8528 298 1.0 56
Show 12568+4029 SKF2656 113 16.7 58
Show 12568+3956 CVR1479 213 3.2 58
Show 12548+4105 KPP1796 238 13.9 62
Show 12543+4108 HJL1075 106 119.5 62
Show 12469+4052 LDS4266 94 2.8 71
Show 12586+4013 RDN 2 33 63.4 75
Show 12584+4033 HDS1819 195 0.2 76
Show 12465+4054 HDS1792 106 0.3 77
Show 12504+3847 HU 1139 286 4.8 88
Show 12468+4125 HJ 2620 293 14.4 95
Show 12437+4015 ES 1403 AB 215 2.9 96
Show 12437+4015 LNA 3 Aa,Ab 55 0.2 96
Show 12523+3836 NI 30 AB 159 10.7 97
Show 12523+3836 SKF1029 AC 221 2.8 97
Show 12433+4015 SKF2654 253 64.6 100
Show 12526+3830 SLW 789 294 116.5 102
Show 12430+4008 COU1425 355 0.8 104
Show 13012+4057 LEP 136 215 4.8 114
Show 12430+4109 SKF2653 259 17.7 118
Show Cor Caroli 12560+3819 STF1692 AB 230 19.3 122
Show 12560+3819 TOK 562 BC 205 999.9 123
Show 12582+4153 LDS5766 152 29.1 123
Show 13004+3856 COU1131 243 3.4 123
Show 12491+4213 ES 2643 45 45.1 126
Show 12584+4156 DAM 712 AB 35 4.9 127
Show 12584+4156 SKF2657 AC 136 23.9 127
Show 12416+4105 LDS5757 150 150.3 131
Show 13032+3944 UC 2461 29 23.7 131
Show 12406+4017 HJ 2617 AB 2 5.7 131
Show 12406+4017 HJ 2617 AC 176 168.7 131
Show 12406+4017 BKO 114 AD 343 43.1 131
Show 13012+3852 HU 1142 156 1.0 133
Show 12473+3811 SKF2596 100 6.6 134
Show 12536+3758 STF1688 AB 344 14.1 135
Show 12536+3758 STF1688 AC 355 79.7 135
Show 12560+3819 DAM2486 CD 293 0.9 136
Show 12521+3755 SLW 786 207 16.7 137
Show 12585+3817 STF1702 AB 83 35.9 138
Show 13039+4038 TDS8672 154 0.4 139
Show 13038+4056 HJ 1226 191 12.1 140
Show 12581+3810 GRV 859 262 32.9 141
Show 12397+4028 ES 1402 AB 27 3.6 143

 
 
WDS 12520+4011 : COMPONENTS
 
 
  A
B pa=24.1°
sep=2.70"
 
 
12520+4011 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 125202.65+401154.9 Mag 11.23 PmRA -10.00
PmDE 6.0 Tycho2 3021-01269-1 ADS 8691 DM BD+40 2584
Tycho2
Tycho2 3021-01269-1 Pflag RAmdeg 193.01106326 DEmdeg 40.19859669
PmRA -15.4 PmDE 3.3 E RAmdeg 30 E DEmdeg 33
E pmRA 2.5 E pmDE 2.3 EpRAm 1986.41 EpDEm 1986.17
Num 4 Q RAmdeg 3.5 Q DEmdeg 4.3 Q pmRA 3.4
Q pmDE 4.4 BTmag 12.010 E BTmag 0.097 VTmag 11.228
E VTmag 0.069 Prox 999 TYC T HIP
CCDM RAdeg 193.01105389 DEdeg 40.19853722 EpRA 1990 1.76
EpDE 1990 1.63 E RAdeg 47.4 E DEdeg 46.7 Posflg
Corr 0.0
 
 
12520+4011 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 125202.75+401157.4 Mag 15.2 PmRA -10.00
PmDE 6.0 Calc delta mag 3.97 Calc coord yes