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Doubles in session


Current system
23204+5530
ES 697 BC


Nearby doubles
12' : 23202+5543
FYM 341AB

14' : 23198+5543
HJ 1868AB

20' : 23204+5542
STI2969

24' : 23188+5551
STI2970

27' : 23176+5542
KR 64

29' : 23171+5529
ES 1040

29' : 23180+5550
SLN 97

37' : 23222+5605
HJ 1873

43' : 23154+5531
STI2962

43' : 23165+5505
KPP4309

44' : 23170+5459
STI2968

46' : 23154+5516
STI2963

47' : 23189+5446
SMA 186

48' : 23152+5548
STI2960

50' : 23256+5509
TDT4031

54' : 23153+5500
HJ 1861AB

54' : 23141+5530
CRB 215

56' : 23218+5625
STI2974

56' : 23237+5619
MLR 595

58' : 23164+5446
STI2966

58' : 23150+5457
TDT3951

60' : 23270+5552
HJ 1880

60' : 23168+5440
TDT3963

61' : 23276+5536
ES 1045

63' : 23203+5430
LDS6027

63' : 23266+5458
ES 1043AB



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.

23204+5530 ES 697 BC

 
 
23h 20m 26.10s +55° 31' 26.8" P.A. 71.00 sep 3.8 mag 9.89,13.40 Sp A
 
 
Coord 2000 23204+5530 Discov num ES  697 Comp BC Coord arcsec 2000 23 20 26.10 +55 31 26.8
Date first 1908 Date last 2015 Obs 4
Pa first 75 Pa last 70.7 P.A. Now (θ) 70.7°
Sep first 3.9 Sep last 3.8 Sep. Now (ρ) 3.8"
Mag pri 9.89 Mag sec 13.40 delta mag (ΔM) 3.51 Spectral class A (white)
Pri motion ra -006 Sec motion ra
Pri motion dec -005 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
23204+5530 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 220087 35337 23 20 28 +55 30 22 ES 697 AB 2016 14 344 67.9 9.10 9.89 0.79
Show 23 20 26 +55 31 27 ES 697 BC 2015 4 71 3.8 9.89 13.40 3.51 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cassiopeia Tycho2 4003-01750-1 Gaia DR2 1996904534146902144
 
 
WDS 23204+5530 ES 697 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
23204+5530 ES 697 BC 1998 2 72 4.4 9.89 13.40 D 232026.10+553126.8
23204+5530 ES 697 BC 2003 3 71 4.5 9.89 13.40 D 232026.10+553126.8
23204+5530 ES 697 BC 2015 4 71 3.8 9.89 13.40 A 232026.10+553126.8

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

 
 
WDS 23204+5530 ES 697 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23204+5530 ES 697 BC : MEASURES
 
 
No records found.

 
 
WDS 23204+5530 : VIRTUAL EYEPIECE
 
 

23204+5530 ES 697A mag 9.1 Sp A 23204+5530 ES 697B sep 67.7 P.A. 344.20 mag 9.89 Sp A 23204+5530 ES 697C sep 68.3 P.A. 346.10 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 23204+5530 : ALADIN DSS IMAGE @ 23h 20m 26.10s +55° 31' 26.8"
 
 
 
 
WDS 23204+5530 ES 697 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23204+5530 ES 697BC distance=0' 23204+5530 ES 697AB distance=2' 23202+5543 FYM 341AB distance=12' 23202+5543 FYM 341AC distance=12' 23202+5543 FYM 341AD distance=12' 23198+5543 FYM 335BC distance=14' 23198+5543 HJ 1868AB distance=14' 23198+5543 NSN 768AD distance=14' 23204+5542 STI2969 distance=20' 23188+5551 STI2970 distance=24' 23176+5542 KR 64 distance=27' 23171+5529 ES 1040 distance=29' 23180+5550 SLN 97 distance=29' 23222+5605 HJ 1873 distance=37' 23154+5531 STI2962 distance=43' 23165+5505 KPP4309 distance=43' 23170+5459 STI2968 distance=44' 23154+5516 STI2963 distance=46' 23189+5446 SMA 186 distance=47' 23152+5548 STI2960 distance=48' 23256+5509 TDT4031 distance=50' 23153+5500 HJ 1861AB distance=54' 23153+5500 ABH 169AD distance=54' 23153+5500 ABH 169AE distance=54' 23153+5500 ABH 169AF distance=54' 23153+5500 ABH 169AG distance=54' 23153+5500 ABH 169AH distance=54' 23153+5500 ABH 169AI distance=54' 23153+5500 HJ 1861BC distance=54' 23141+5530 CRB 215 distance=54' 23218+5625 STI2974 distance=56' 23237+5619 MLR 595 distance=56' 23164+5446 STI2966 distance=58' 23150+5457 TDT3951 distance=58' 23270+5552 HJ 1880 distance=60' 23168+5440 TDT3963 distance=60' 23276+5536 ES 1045 distance=61' 23203+5430 LDS6027 distance=63' 23266+5458 ES 1043BC distance=63' 23266+5458 ES 1043AB distance=63' 23266+5458 ES 1043AD distance=63' 23261+5612 STI2978 distance=63' 23278+5543 STI2982 distance=64' 23261+5616 STI2979 distance=66' 23168+5434 KPP2348 distance=66' 23137+5458 SMA 182 distance=67' 23127+5543 HJ 1856 distance=67' 23282+5517 STI2983 distance=68' 23285+5524 A 1486 distance=70' 23172+5426 ES 1041 distance=71' 23166+5428 KPP4310 distance=72' 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 23204+5530 ES 697 BC 71 3.8
Show 23204+5530 ES 697 AB 344 67.9 2
Show 23202+5543 FYM 341 AB 279 11.5 12
Show 23202+5543 FYM 341 AC 322 11.5 12
Show 23202+5543 FYM 341 AD 101 15.6 12
Show 23198+5543 FYM 335 BC 307 10.4 14
Show 23198+5543 HJ 1868 AB 245 25.8 14
Show 23198+5543 NSN 768 AD 28 7.3 14
Show 23204+5542 STI2969 34 14.4 20
Show 23188+5551 STI2970 328 9.6 24
Show 23176+5542 KR 64 240 2.0 27
Show 23171+5529 ES 1040 234 2.5 29
Show 23180+5550 SLN 97 308 10.9 29
Show 23222+5605 HJ 1873 43 6.3 37
Show 23154+5531 STI2962 26 10.0 43
Show 23165+5505 KPP4309 106 3.6 43
Show 23170+5459 STI2968 343 13.9 44
Show 23154+5516 STI2963 181 9.1 46
Show 23189+5446 SMA 186 70 12.7 47
Show 23152+5548 STI2960 30 12.1 48
Show 23256+5509 TDT4031 161 1.2 50
Show 23153+5500 HJ 1861 AB 258 18.3 54
Show 23153+5500 ABH 169 AD 158 53.0 54
Show 23153+5500 ABH 169 AE 309 35.6 54
Show 23153+5500 ABH 169 AF 238 119.9 54
Show 23153+5500 ABH 169 AG 238 104.7 54
Show 23153+5500 ABH 169 AH 242 105.1 54
Show 23153+5500 ABH 169 AI 231 72.7 54
Show 23153+5500 HJ 1861 BC 110 5.5 54
Show 23141+5530 CRB 215 145 20.6 54
Show 23218+5625 STI2974 302 6.7 56
Show 23237+5619 MLR 595 63 3.8 56
Show 23164+5446 STI2966 127 12.8 58
Show 23150+5457 TDT3951 321 0.8 58
Show 23270+5552 HJ 1880 183 15.9 60
Show 23168+5440 TDT3963 194 0.5 60
Show 23276+5536 ES 1045 267 2.9 61
Show 23203+5430 LDS6027 201 12.4 63
Show 23266+5458 ES 1043 BC 116 2.1 63
Show 23266+5458 ES 1043 AB 27 28.9 63
Show 23266+5458 ES 1043 AD 16 43.4 63
Show 23261+5612 STI2978 328 12.8 63
Show 23278+5543 STI2982 93 11.1 64
Show 23261+5616 STI2979 105 14.1 66
Show 23168+5434 KPP2348 268 20.1 66
Show 23137+5458 SMA 182 278 8.0 67
Show 23127+5543 HJ 1856 324 7.0 67
Show 23282+5517 STI2983 183 5.6 68
Show 23285+5524 A 1486 262 0.9 70
Show 23172+5426 ES 1041 132 2.0 71
Show 23166+5428 KPP4310 138 11.1 72

 
 
WDS 23204+5530 : COMPONENTS
 
 
  A B
B pa=344.2°
sep=67.66"
 
C pa=346.1°
sep=68.35"
pa=58.3°
sep=2.39"
 
 
23204+5530 A
 
 
Name HD 220087 Coord arcsec 2000 232028.27+553021.7 Mag 9.1 Spectral class A (white)
PmRA 6.00 PmDE 0.0 SAO 35337 HIP 115237
Tycho2 4003-01179-1 HD 220087 BD BD+54 2954
Tycho2
Tycho2 4003-01179-1 Pflag RAmdeg 350.11781307 DEmdeg 55.50602960
PmRA 4.1 PmDE 1.1 E RAmdeg 8 E DEmdeg 8
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.96 EpDEm 1991.07
Num 8 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 9.188 E BTmag 0.017 VTmag 9.103
E VTmag 0.016 Prox 677 TYC T HIP 115237
CCDM RAdeg 350.11779639 DEdeg 55.50602722 EpRA 1990 1.72
EpDE 1990 1.76 E RAdeg 8.1 E DEdeg 7.7 Posflg
Corr 0.1
SAO
SAO 35337 DelFlag RA1950 PmRA1950 -0.0001
DE1950 PmDE1950 0.001 Vmag 8.6 SpType B8
Double code Source 37 CatNum 8195 DM BD+54 2954
DMcomp A BDsup HD 220087 M HD 0
GC RA1950rad 6.10076581 DE1950rad 0.96398181 PmRA2000 0.0001
PmDE2000 -0.004
Hipparcos
Catalog H HIP 115237 Proxy RAhms 23 20 28.27
DEdms +55 30 21.7 Vmag 9.09 VarFlag R Vmag H
RAdeg 350.118 DEdeg 55.506 AstroRef Plx 1.97
CCDM 23205+5531 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 220087 BD BD+54 2954
CD CP Dm number +54 2954 VIred 0.13
SpType A R SpType Coord arcsec 2000 232028.27+553021.7
Hipparcos 2
HIP 115237 Sn 5 So 0 Nc 1
RArad 6.1107081965 DErad 0.9687629073 Plx 2.43 PmRA 5.33
PmDE 0.2 E RArad 0.56 E DErad 0.55 E Plx 0.77
E pmRA 0.9 E pmDE 0.85 Hpmag 9.1211 E Hpmag 0.0016
SHp 0.016 VA 0 BV 0.075 E BV 0.021
VI 0.09
 
 
23204+5530 B
 
 
Coord arcsec 2000 232026.10+553126.8 Coord calc 232026.10+553126.8 Mag 9.89 Spectral class A (white)
PmRA -6.00 PmDE -5.0 Tycho2 4003-01750-1 Calc delta mag 0.79
Tycho2
Tycho2 4003-01750-1 Pflag RAmdeg 350.10878703 DEmdeg 55.52411593
PmRA -6.7 PmDE -3.1 E RAmdeg 14 E DEmdeg 14
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.24 EpDEm 1990.37
Num 6 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.8 BTmag 9.956 E BTmag 0.023 VTmag 9.890
E VTmag 0.027 Prox 677 TYC T HIP
CCDM RAdeg 350.10881472 DEdeg 55.52412306 EpRA 1990 1.72
EpDE 1990 1.75 E RAdeg 14.4 E DEdeg 13.9 Posflg
Corr 0.1
 
 
23204+5530 C
 
 
Coord arcsec 2000 232026.34+553128.1 Mag 13.4 Calc delta mag 4.3 Calc coord yes