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Current system
02171+5645
ES 1874


Nearby doubles
9' : 02178+5638
A 1272

13' : 02181+5637
STI1835

15' : 02175+5659
STI1829

17' : 02184+5634
SKF1927

18' : 02190+5638
TDS2198

18' : 02184+5659
STI1842

19' : 02169+5703
STTA 25

19' : 02184+5701
STI1840

20' : 02175+5704
BKO 164

20' : 02150+5634
STI1817

22' : 02182+5704
BKO 166

22' : 02173+5706
BKO 163

22' : 02177+5706
STI1831

23' : 02189+5701
TDS2197

25' : 02184+5623
TDS2195

26' : 02142+5634
STI1811

28' : 02194+5705
TDS2202

29' : 02191+5708
HJ 1114

30' : 02176+5616
TDS2193

30' : 02136+5637
STI1810

31' : 02180+5616
BRF 1AB

31' : 02192+5710
BU 1370

31' : 02182+5715
STI1836

31' : 02183+5714
STI1838

32' : 02186+5714
BKO 167

32' : 02189+5713
BKO 169



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.

02171+5645 ES 1874

 
 
02h 17m 04.31s +56° 45' 11.2" P.A. 146.00 sep 3.2 mag 11.30,14.00 Sp B2IIIe
 
 
Coord 2000 02171+5645 Discov num ES 1874 Comp Coord arcsec 2000 02 17 04.31 +56 45 11.2
Date first 1921 Date last 2016 Obs 5
Pa first 144 Pa last 146 P.A. Now (θ) 146°
Sep first 3.5 Sep last 3.17 Sep. Now (ρ) 3.17"
Mag pri 11.30 Mag sec 14.00 delta mag (ΔM) 2.7 Spectral class B2IIIe (blue-white)
Pri motion ra -006 Sec motion ra
Pri motion dec +011 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Perseus Gaia DR2 458336855184794624
 
 
WDS 02171+5645 ES 1874 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
02171+5645 ES 1874 1933 2 147 2.8 8.48 11.20 021708.22+564611.0
02171+5645 ES 1874 2015 3 146 3.2 11.30 14.00 B2IIIe 021704.31+564511.2
02171+5645 ES 1874 2016 5 146 3.2 11.30 14.00 B2IIIe 021704.31+564511.2

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

 
 
WDS 02171+5645 ES 1874 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 02171+5645 ES 1874 : MEASURES
 
 
No records found.

 
 
WDS 02171+5645 : VIRTUAL EYEPIECE
 
 

02171+5645 ES 1874A mag 11.3 Sp B2IIIe 02171+5645 ES 1874B sep 2.8 P.A. 159.70 mag 14 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 02171+5645 : ALADIN DSS IMAGE @ 02h 17m 04.31s +56° 45' 11.2"
 
 
 
 
WDS 02171+5645 ES 1874 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

02171+5645 ES 1874 distance=0' 02178+5638 A 1272 distance=9' 02181+5637 STI1835 distance=13' 02175+5659 STI1829 distance=15' 02184+5634 SKF1927 distance=17' 02190+5638 TDS2198 distance=18' 02184+5659 STI1842 distance=18' 02169+5703 STTA 25 distance=19' 02184+5701 STI1840 distance=19' 02175+5704 BKO 164 distance=20' 02150+5634 STI1817 distance=20' 02182+5704 BKO 166 distance=22' 02173+5706 BKO 163 distance=22' 02177+5706 STI1831 distance=22' 02189+5701 TDS2197 distance=23' 02184+5623 TDS2195 distance=25' 02142+5634 STI1811 distance=26' 02194+5705 TDS2202 distance=28' 02191+5708 HJ 1114 distance=29' 02176+5616 TDS2193 distance=30' 02136+5637 STI1810 distance=30' 02180+5616 UC 29CF distance=31' 02180+5616 DAM1003CE distance=31' 02180+5616 PKO 25CD distance=31' 02180+5616 BRF 1AB distance=31' 02180+5616 PKO 25AC distance=31' 02180+5616 PKO 25AD distance=31' 02180+5616 PKO 25BC distance=31' 02180+5616 PKO 25BD distance=31' 02192+5710 BU 1370 distance=31' 02182+5715 STI1836 distance=31' 02183+5714 STI1838 distance=31' 02186+5714 BKO 167 distance=32' 02189+5713 BKO 169 distance=32' 02180+5614 A 1273 distance=33' 02188+5714 TDS 81AB distance=33' 02188+5714 BKO 168AC distance=33' 02212+5651 BU 1171 distance=35' 02192+5716 BKO 170 distance=36' 02171+5609 STI1826 distance=37' 02196+5717 WZ 4AB distance=38' 02196+5717 MLR 706AC distance=38' 02162+5608 STI1821 distance=38' 02176+5724 STI1830 distance=40' 02199+5613 TDS2205 distance=40' 02199+5719 HDS 304 distance=42' 02213+5709 TDS2219 distance=42' 02129+5712 STTA 24AB distance=44' 02129+5712 STTA 24AC distance=44' 02124+5706 STI1802 distance=45' 02129+5712 STTA 24BC distance=45' 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 02171+5645 ES 1874 146 3.2
Show 02178+5638 A 1272 24 1.2 9
Show 02181+5637 STI1835 336 12.0 13
Show 02175+5659 STI1829 122 10.5 15
Show 02184+5634 SKF1927 241 4.1 17
Show 02190+5638 TDS2198 152 0.6 18
Show 02184+5659 STI1842 34 14.7 18
Show 02169+5703 STTA 25 205 102.8 19
Show 02184+5701 STI1840 188 6.4 19
Show 02175+5704 BKO 164 297 10.9 20
Show 02150+5634 STI1817 159 14.9 20
Show 02182+5704 BKO 166 50 10.0 22
Show 02173+5706 BKO 163 337 9.9 22
Show 02177+5706 STI1831 137 4.7 22
Show 02189+5701 TDS2197 75 0.9 23
Show 02184+5623 TDS2195 122 0.7 25
Show 02142+5634 STI1811 311 11.9 26
Show 02194+5705 TDS2202 91 0.4 28
Show 02191+5708 HJ 1114 323 16.4 29
Show 02176+5616 TDS2193 341 1.8 30
Show 02136+5637 STI1810 61 15.3 30
Show 02180+5616 UC 29 CF 320 30.9 31
Show 02180+5616 DAM1003 CE 112 4.4 31
Show 02180+5616 PKO 25 CD 150 56.2 31
Show 02180+5616 BRF 1 AB 132 4.5 31
Show 02180+5616 PKO 25 AC 25 19.1 31
Show 02180+5616 PKO 25 AD 132 47.5 31
Show 02180+5616 PKO 25 BC 13 20.9 31
Show 02180+5616 PKO 25 BD 132 42.9 31
Show 02192+5710 BU 1370 336 25.6 31
Show 02182+5715 STI1836 177 12.7 31
Show 02183+5714 STI1838 195 8.5 31
Show 02186+5714 BKO 167 191 11.8 32
Show 02189+5713 BKO 169 243 4.1 32
Show 02180+5614 A 1273 337 3.7 33
Show 02188+5714 TDS 81 AB 105 1.2 33
Show 02188+5714 BKO 168 AC 239 4.1 33
Show 02212+5651 BU 1171 17 1.2 35
Show 02192+5716 BKO 170 126 5.0 36
Show 02171+5609 STI1826 7 11.0 37
Show 02196+5717 WZ 4 AB 254 3.8 38
Show 02196+5717 MLR 706 AC 348 14.5 38
Show 02162+5608 STI1821 140 4.2 38
Show 02176+5724 STI1830 70 8.4 40
Show 02199+5613 TDS2205 33 1.6 40
Show 02199+5719 HDS 304 291 0.3 42
Show 02213+5709 TDS2219 274 0.4 42
Show 02129+5712 STTA 24 AB 333 91.1 44
Show 02129+5712 STTA 24 AC 235 106.3 44
Show 02124+5706 STI1802 53 24.0 45
Show 02129+5712 STTA 24 BC 198 146.9 45

 
 
WDS 02171+5645 : COMPONENTS
 
 
  A
B pa=159.7°
sep=2.80"
 
 
02171+5645 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 021704.31+564511.2 Mag 11.3 Spectral class B2IIIe (blue-white)
PmRA -6.00 PmDE 11.0
 
 
02171+5645 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 021704.43+564508.6 Mag 14 Calc delta mag 2.7
Calc coord yes