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Current system
10303+6321
ES 1905 BC


Nearby doubles
22' : 10272+6320
LDS2584

24' : 10288+6300
OSO 33

25' : 10331+6305
TDS7333

26' : 10269+6311
TDS7276

33' : 10346+6337
DAM2432

35' : 10349+6338
TDS7351

40' : 10359+6336
STF1444

45' : 10264+6246
LDS2583

47' : 10373+6322
TDS7377

49' : 10364+6254
TDS7371

61' : 10215+6333
TDS7213

67' : 10205+6316
TDS7196

68' : 10398+6300
BVD 315

81' : 10260+6436
CVR 565

92' : 10416+6414
HU 1132

93' : 10264+6153
DAM2369

97' : 10168+6254
MLB 207

99' : 10162+6259
SLW 455

101' : 10399+6206
STE 8

101' : 10261+6145
TDS7269

105' : 10343+6141
TDS7341

105' : 10162+6406
MLR 143

107' : 10352+6140
DAM2436

108' : 10456+6250
STI 714

112' : 10395+6149
CBL 42

112' : 10138+6330
ES 1904



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.

10303+6321 ES 1905 BC

 
 
10h 30m 21.97s +63° 21' 11.9" P.A. 207.00 sep 3.9 mag 11.60,13.40
 
 
Coord 2000 10303+6321 Discov num ES 1905 Comp BC Coord arcsec 2000 10 30 21.97 +63 21 11.9
Date first 1921 Date last 2015 Obs 4
Pa first 200 Pa last 206.5 P.A. Now (θ) 206.5°
Sep first 4.0 Sep last 3.936 Sep. Now (ρ) 3.936"
Mag pri 11.60 Mag sec 13.40 delta mag (ΔM) 1.8 Spectral class
Pri motion ra -026 Sec motion ra
Pri motion dec -033 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
10303+6321 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 15199 10 30 16 +63 20 55 ES 1905 AB 2015 5 68 41.6 8.59 12.64 4.05
Show 10 30 22 +63 21 12 ES 1905 BC 2015 4 207 3.9 11.60 13.40 1.80 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major Gaia DR2 1052383608768015104
 
 
WDS 10303+6321 ES 1905 BC : 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
10303+6321 ES 1905 BC 1999 2 206 3.9 11.60 13.40 D 103021.97+632111.9
10303+6321 ES 1905 BC 2015 3 207 3.9 11.60 13.40 103021.97+632111.9

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

 
 
WDS 10303+6321 ES 1905 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10303+6321 ES 1905 BC : MEASURES
 
 
No records found.

 
 
WDS 10303+6321 : VIRTUAL EYEPIECE
 
 

10303+6321 ES 1905A mag 8.59 Sp K0 10303+6321 ES 1905B sep 42.9 P.A. 67.40 mag 11.6 10303+6321 ES 1905C sep 40.9 P.A. 71.50 mag 13.4 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 10303+6321 : ALADIN DSS IMAGE @ 10h 30m 21.97s +63° 21' 11.9"
 
 
 
 
WDS 10303+6321 ES 1905 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10303+6321 ES 1905BC distance=0' 10303+6321 ES 1905AB distance=1' 10272+6320 LDS2584 distance=22' 10288+6300 OSO 33 distance=24' 10331+6305 TDS7333 distance=25' 10269+6311 TDS7276 distance=26' 10346+6337 DAM2432 distance=33' 10349+6338 TDS7351 distance=35' 10359+6336 STF1444 distance=40' 10264+6246 LDS2583 distance=45' 10373+6322 TDS7377 distance=47' 10364+6254 TDS7371 distance=49' 10215+6333 TDS7213 distance=61' 10205+6316 TDS7196 distance=67' 10398+6300 BVD 315 distance=68' 10260+6436 CVR 565 distance=81' 10416+6414 HU 1132 distance=92' 10264+6153 DAM2369 distance=93' 10168+6254 MLB 207 distance=97' 10162+6259 SLW 455 distance=99' 10399+6206 STE 8 distance=101' 10261+6145 TDS7269 distance=101' 10343+6141 TDS7341 distance=105' 10162+6406 MLR 143 distance=105' 10352+6140 DAM2436 distance=107' 10456+6250 STI 714 distance=108' 10395+6149 CBL 42 distance=112' 10138+6330 ES 1904 distance=112' 10404+6153 CBL 317 distance=112' 10132+6319 STI 703 distance=116' 10232+6137 KR 36 distance=116' 10133+6351 WIS 167 distance=118' 10453+6205 HJ 3330 distance=122' 10144+6425 KPP 647 distance=124' 10151+6443 HDS1478 distance=130' 10437+6458 TDS7436 distance=130' 10495+6349 HDS1548 distance=131' 10111+6348 BVD 313 distance=132' 10164+6152 DAM2219 distance=132' 10139+6214 DAM2156 distance=132' 10420+6506 GRV1046 distance=132' 10138+6211 TDS7126 distance=134' 10243+6113 TDS7251 distance=136' 10449+6151 STI 713 distance=136' 10449+6150 SKF1812 distance=136' 10157+6149 TDS7149 distance=138' 10241+6534 CIA 31 distance=139' 10128+6445 GAI9010AB distance=143' 10128+6445 GAI9010AC distance=143' 10452+6140 FYM 647 distance=145' 10218+6105 TDS7217 distance=150' 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 10303+6321 ES 1905 BC 207 3.9
Show 10303+6321 ES 1905 AB 68 41.6 1
Show 10272+6320 LDS2584 43 5.3 22
Show 10288+6300 OSO 33 198 14.3 24
Show 10331+6305 TDS7333 290 3.0 25
Show 10269+6311 TDS7276 133 2.7 26
Show 10346+6337 DAM2432 119 11.5 33
Show 10349+6338 TDS7351 54 0.7 35
Show 10359+6336 STF1444 266 17.9 40
Show 10264+6246 LDS2583 313 9.7 45
Show 10373+6322 TDS7377 222 0.4 47
Show 10364+6254 TDS7371 337 0.6 49
Show 10215+6333 TDS7213 66 0.8 61
Show 10205+6316 TDS7196 331 0.5 67
Show 10398+6300 BVD 315 349 59.9 68
Show 10260+6436 CVR 565 196 26.3 81
Show 10416+6414 HU 1132 292 0.5 92
Show 10264+6153 DAM2369 254 1.0 93
Show 10168+6254 MLB 207 30 2.1 97
Show 10162+6259 SLW 455 278 88.7 99
Show 10399+6206 STE 8 196 30.1 101
Show 10261+6145 TDS7269 76 0.6 101
Show 10343+6141 TDS7341 134 1.8 105
Show 10162+6406 MLR 143 285 0.7 105
Show 10352+6140 DAM2436 289 2.4 107
Show 10456+6250 STI 714 35 12.1 108
Show 10395+6149 CBL 42 152 46.8 112
Show 10138+6330 ES 1904 5 6.7 112
Show 10404+6153 CBL 317 128 40.9 112
Show 10132+6319 STI 703 238 3.7 116
Show 10232+6137 KR 36 243 5.6 116
Show 10133+6351 WIS 167 51 606.2 118
Show 10453+6205 HJ 3330 105 6.4 122
Show 10144+6425 KPP 647 89 5.9 124
Show 10151+6443 HDS1478 64 0.8 130
Show 10437+6458 TDS7436 290 0.6 130
Show 10495+6349 HDS1548 343 0.2 131
Show 10111+6348 BVD 313 215 20.0 132
Show 10164+6152 DAM2219 260 1.7 132
Show 10139+6214 DAM2156 306 4.9 132
Show 10420+6506 GRV1046 132 19.7 132
Show 10138+6211 TDS7126 71 0.4 134
Show 10243+6113 TDS7251 343 0.4 136
Show 10449+6151 STI 713 114 14.7 136
Show 10449+6150 SKF1812 228 12.9 136
Show 10157+6149 TDS7149 338 0.4 138
Show 10241+6534 CIA 31 320 0.0 139
Show 10128+6445 GAI9010 AB 304 0.8 143
Show 10128+6445 GAI9010 AC 312 34.9 143
Show 10452+6140 FYM 647 357 13.8 145
Show 10218+6105 TDS7217 35 0.5 150

 
 
WDS 10303+6321 : COMPONENTS
 
 
  A B
B pa=67.4°
sep=42.86"
 
C pa=71.5°
sep=40.89"
pa=192.6°
sep=3.61"
 
 
10303+6321 A
 
 
Coord arcsec 2000 103016.09+632055.4 Mag 8.59 Spectral class K0 (yellow-orange) PmRA 27.00
PmDE 9.0 SAO 15199 HIP 51435 Tycho2 4147-00705-1
HD 90714 BD BD+64 788
Tycho2
Tycho2 4147-00705-1 Pflag RAmdeg 157.56716299 DEmdeg 63.34875700
PmRA 25.8 PmDE 8.7 E RAmdeg 4 E DEmdeg 4
E pmRA 1.7 E pmDE 1.7 EpRAm 1991.61 EpDEm 1991.56
Num 8 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.7
Q pmDE 0.5 BTmag 8.599 E BTmag 0.016 VTmag 7.434
E VTmag 0.010 Prox 999 TYC T HIP 51435
CCDM RAdeg 157.56703111 DEdeg 63.34873694 EpRA 1990 1.75
EpDE 1990 1.70 E RAdeg 4.2 E DEdeg 4.2 Posflg
Corr -0.1
SAO
SAO 15199 DelFlag RA1950 PmRA1950 0.0021
DE1950 PmDE1950 0.002 Vmag 7.2 SpType K0
Double code Source 2 CatNum 578 DM BD+64 788
DMcomp BDsup HD 90714 M HD 0
GC RA1950rad 2.73508511 DE1950rad 1.11011733 PmRA2000 0.0023
PmDE2000 0.005
Hipparcos
Catalog H HIP 51435 Proxy RAhms 10 30 16.09
DEdms +63 20 55.4 Vmag 7.33 VarFlag R Vmag H
RAdeg 157.567 DEdeg 63.3487 AstroRef Plx 4.47
CCDM 10303+6321 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 90714 BD BD+64 788
CD CP Dm number +64 788 VIred 0.98
SpType K0 R SpType Coord arcsec 2000 103016.09+632055.4
Hipparcos 2
HIP 51435 Sn 5 So 0 Nc 1
RArad 2.7500633129 DErad 1.1056439709 Plx 4.42 PmRA 26.82
PmDE 8.56 E RArad 0.35 E DErad 0.33 E Plx 0.55
E pmRA 0.44 E pmDE 0.37 Hpmag 7.4961 E Hpmag 0.0012
SHp 0.013 VA 0 BV 0.993 E BV 0.007
VI 0.97
CCDM
Ccdm 10303+6321 RComp Comp A Note1
Note2 Discov num DRAs -1.82 DDEs -4.0
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.4 Sp K0 PmNote *
PmRA 33 PmDE 14 Dm number +64 788 Cat1 BD
Name2 +63 578 Cat2 AGK2/3 HD 90714 M HD
ADS BDS A 7793 M ADS BDS N IDS IDS 10234N6352A
HIC 51435
 
 
10303+6321 B
 
 
Coord arcsec 2000 103021.97+632111.9 Coord calc 103021.97+632111.9 Mag 11.6 PmRA -26.00
PmDE -33.0 Calc delta mag 3.01
CCDM
Ccdm 10303+6321 RComp Comp B Note1
Note2 Discov num ES 1905 DRAs 3.94 DDEs 11.2
R dRAs 65 Year 1921 Theta 066 Rho 47.3
Obs 1 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7793 M ADS BDS N IDS IDS 10234N6352B
HIC
 
 
10303+6321 C
 
 
Coord arcsec 2000 103021.85+632108.4 Mag 13.4 Calc delta mag 4.81 Calc coord yes
CCDM
Ccdm 10303+6321 RComp B Comp C Note1
Note2 Discov num ES 1905 DRAs DDEs
R dRAs Year 1921 Theta 200 Rho 4.0
Obs 1 Vmag 13.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7793 M ADS BDS N IDS IDS 10234N6352C
HIC