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Doubles in session


Current system
20173+5201
ES 660 AB
HD 235163


Nearby doubles
10' : 20167+5208
TDT2136

13' : 20183+5152
HDS2900

13' : 20162+5209
TDT2131

19' : 20188+5212
ES 2692

29' : 20203+5205
TDT2185

33' : 20158+5230
STT 404AB

36' : 20196+5132
TDT2169

37' : 20162+5126
SKF 345

37' : 20205+5140
TDT2189

39' : 20207+5139
TDT2192

41' : 20130+5150
KPP3356

44' : 20217+5214
ES 988

48' : 20176+5113
TDS1056

52' : 20200+5116
ES 800AB

54' : 20157+5252
TDT2126

54' : 20159+5109
HU 585

55' : 20125+5128
AC 17AB

59' : 20223+5237
ES 989

60' : 20118+5130
TDT2074

62' : 20226+5125
KPP1006

66' : 20116+5240
TDT2068

69' : 20239+5232
A 1428

71' : 20100+5222
ES 986

71' : 20192+5053
HDS2903

75' : 20136+5307
STF2658AB

75' : 20095+5140
STF2645



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.

20173+5201 ES 660 AB (HD 235163)

 
 
20h 17m 15.58s +52° 00' 37.2" P.A. 303.00 sep 29.9 mag 10.19,10.26 Sp A0
 
 
Coord 2000 20173+5201 Discov num ES  660 Comp AB Coord arcsec 2000 20 17 15.58 +52 00 37.2
Date first 1897 Date last 2021 Obs 18
Pa first 305 Pa last 303.3 P.A. Now (θ) 303.3°
Sep first 29.8 Sep last 29.93 Sep. Now (ρ) 29.93"
Mag pri 10.19 Mag sec 10.26 delta mag (ΔM) 0.07 Spectral class A0 (white)
Pri motion ra -001 Sec motion ra -002
Pri motion dec +000 Sec motion dec +000
Notes
rPM=0.5
Nature of this double is uncertain.
 
 
20173+5201 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 235163 20 17 16 +52 00 37 ES 660 AB 2021 18 303 29.9 10.19 10.26 0.07 <===
Show 20 17 13 +52 00 54 ES 660 BC 2021 18 289 9.3 10.26 10.33 0.07
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 235163 Constellation Cygnus Tycho2 3584-00583-1 Gaia DR2 2184327629815065472
HD 235163
 
 
WDS 20173+5201 ES 660 AB (HD 235163) : 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
20173+5201 ES 660 AB 2005 9 305 29.6 10.19 10.26 A0 D 201715.58+520037.2
20173+5201 ES 660 AB 2012 11 305 29.6 10.19 10.26 A0 D 201715.58+520037.2
20173+5201 ES 660 AB 2015 12 305 30.1 10.19 10.26 A0 201715.58+520037.2
20173+5201 ES 660 AB 2018 13 305 30.1 10.19 10.26 A0 201715.58+520037.2
20173+5201 ES 660 AB 2021 18 303 29.9 10.19 10.26 A0 201715.58+520037.2

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

 
 
WDS 20173+5201 ES 660 AB (HD 235163) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20173+5201 ES 660 AB (HD 235163) : MEASURES
 
 
No records found.

 
 
WDS 20173+5201 (HD 235163) : VIRTUAL EYEPIECE
 
 

20173+5201 ES 660A mag 10.19 Sp A0 20173+5201 ES 660B sep 29.9 P.A. 304.80 mag 10.26 Sp A0V: 20173+5201 ES 660C sep 36.1 P.A. 303.80 mag 10.33 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 20173+5201 (HD 235163) : ALADIN DSS IMAGE @ 20h 17m 15.58s +52° 00' 37.2"
 
 
 
 
WDS 20173+5201 ES 660 AB (HD 235163) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20173+5201 ES 660AB distance=0' 20173+5201 ES 660BC distance=1' 20167+5208 TDT2136 distance=10' 20183+5152 HDS2900 distance=13' 20162+5209 TDT2131 distance=13' 20188+5212 ES 2692 distance=19' 20203+5205 TDT2185 distance=29' 20158+5230 STT 404AB distance=33' 20158+5230 WAL 130AC distance=33' 20158+5230 WAL 130AD distance=33' 20196+5132 TDT2169 distance=36' 20162+5126 SKF 345 distance=37' 20205+5140 TDT2189 distance=37' 20207+5139 TDT2192 distance=39' 20130+5150 KPP3356 distance=41' 20217+5214 ES 988 distance=44' 20176+5113 TDS1056 distance=48' 20200+5116 ES 800AB distance=52' 20200+5116 ES 800AC distance=52' 20200+5116 ABH 138AF distance=52' 20200+5116 ABH 138AG distance=52' 20200+5116 ES 800AE distance=52' 20200+5116 ES 800CD distance=53' 20200+5116 ES 800CE distance=53' 20157+5252 TDT2126 distance=54' 20159+5109 HU 585 distance=54' 20125+5128 AC 17AB distance=55' 20125+5128 AC 17AC distance=55' 20125+5128 AC 17AD distance=55' 20125+5128 AC 17AE distance=55' 20223+5237 ES 989 distance=59' 20118+5130 TDT2074 distance=60' 20226+5125 KPP1006 distance=62' 20116+5240 TDT2068 distance=66' 20239+5232 A 1428 distance=69' 20100+5222 ES 986 distance=71' 20192+5053 HDS2903 distance=71' 20136+5307 STF2658BC distance=75' 20136+5307 STF2658BF distance=75' 20136+5307 STF2658AB distance=75' 20136+5307 STF2658AD distance=75' 20136+5307 STF2658AC distance=75' 20095+5140 STF2645 distance=75' 20157+5316 MMA 20 distance=77' 20096+5112 NSN 729 distance=87' 20126+5316 TDT2088 distance=87' 20205+5039 KPP 470 distance=88' 20261+5122 WFC 233 distance=92' 20228+5325 STF2681CD distance=98' 20228+5325 STF2681AB distance=99' 20228+5325 STF2681AC distance=99' 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 20173+5201 ES 660 AB 303 29.9
Show 20173+5201 ES 660 BC 289 9.3 1
Show 20167+5208 TDT2136 286 2.1 10
Show 20183+5152 HDS2900 106 0.1 13
Show 20162+5209 TDT2131 357 1.9 13
Show 20188+5212 ES 2692 85 24.5 19
Show 20203+5205 TDT2185 289 0.9 29
Show 20158+5230 STT 404 AB 115 28.5 33
Show 20158+5230 WAL 130 AC 2 78.9 33
Show 20158+5230 WAL 130 AD 227 25.9 33
Show 20196+5132 TDT2169 53 0.9 36
Show 20162+5126 SKF 345 25 26.2 37
Show 20205+5140 TDT2189 300 0.9 37
Show 20207+5139 TDT2192 254 0.6 39
Show 20130+5150 KPP3356 308 3.0 41
Show 20217+5214 ES 988 10 3.7 44
Show 20176+5113 TDS1056 256 1.4 48
Show 20200+5116 ES 800 AB 321 30.2 52
Show 20200+5116 ES 800 AC 101 42.6 52
Show 20200+5116 ABH 138 AF 110 86.0 52
Show 20200+5116 ABH 138 AG 338 76.5 52
Show 20200+5116 ES 800 AE 95 115.6 52
Show 20200+5116 ES 800 CD 133 2.5 53
Show 20200+5116 ES 800 CE 92 73.3 53
Show 20157+5252 TDT2126 48 0.6 54
Show 20159+5109 HU 585 48 4.2 54
Show 20125+5128 AC 17 AB 82 4.4 55
Show 20125+5128 AC 17 AC 9 84.8 55
Show 20125+5128 AC 17 AD 80 75.1 55
Show 20125+5128 AC 17 AE 148 130.4 55
Show 20223+5237 ES 989 271 3.9 59
Show 20118+5130 TDT2074 158 0.8 60
Show 20226+5125 KPP1006 30 8.1 62
Show 20116+5240 TDT2068 207 0.6 66
Show 20239+5232 A 1428 205 0.3 69
Show 20100+5222 ES 986 287 2.7 71
Show 20192+5053 HDS2903 320 0.1 71
Show 20136+5307 STF2658 BC 208 65.5 75
Show 20136+5307 STF2658 BF 157 17.7 75
Show 20136+5307 STF2658 AB 106 5.2 75
Show 20136+5307 STF2658 AD 284 30.9 75
Show 20136+5307 STF2658 AC 206 65.1 75
Show 20095+5140 STF2645 140 1.8 75
Show 20157+5316 MMA 20 245 11.3 77
Show 20096+5112 NSN 729 16 42.2 87
Show 20126+5316 TDT2088 57 0.4 87
Show 20205+5039 KPP 470 129 3.9 88
Show 20261+5122 WFC 233 322 5.1 92
Show 20228+5325 STF2681 CD 101 23.3 98
Show 20228+5325 STF2681 AB 39 6.8 99
Show 20228+5325 STF2681 AC 199 38.2 99

 
 
WDS 20173+5201 : COMPONENTS
 
 
  A B
B pa=304.8°
sep=29.92"
 
C pa=303.8°
sep=36.10"
pa=298.8°
sep=6.21"
 
 
20173+5201 A
 
 
Name HD 235163 Coord arcsec 2000 201715.58+520037.2 Mag 10.19 Spectral class A0 (white)
PmRA -1.00 PmDE 0.0 Tycho2 3584-00583-1 HD 235163
Tycho2
Tycho2 3584-00583-1 Pflag RAmdeg 304.31494393 DEmdeg 52.01034404
PmRA 2.3 PmDE -0.4 E RAmdeg 19 E DEmdeg 19
E pmRA 1.6 E pmDE 1.5 EpRAm 1988.62 EpDEm 1988.55
Num 6 Q RAmdeg 1.2 Q DEmdeg 0.9 Q pmRA 1.2
Q pmDE 0.9 BTmag 10.464 E BTmag 0.033 VTmag 10.190
E VTmag 0.034 Prox 300 TYC T HIP
CCDM RAdeg 304.31494111 DEdeg 52.01034639 EpRA 1990 1.74
EpDE 1990 1.78 E RAdeg 20.8 E DEdeg 21.2 Posflg
Corr 0.0
 
 
20173+5201 B
 
 
Coord arcsec 2000 201712.92+520054.3 Coord calc 201712.92+520054.3 Mag 10.26 Spectral class A0V: (white)
PmRA -2.00 PmDE 0.0 Tycho2 3584-02693-1 Calc delta mag 0.07
Tycho2
Tycho2 3584-02693-1 Pflag RAmdeg 304.30382707 DEmdeg 52.01508629
PmRA 0.1 PmDE 0.6 E RAmdeg 22 E DEmdeg 23
E pmRA 1.9 E pmDE 1.8 EpRAm 1990.23 EpDEm 1990.07
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.2 Q pmRA 0.1
Q pmDE 0.2 BTmag 10.543 E BTmag 0.034 VTmag 10.264
E VTmag 0.037 Prox 95 TYC T HIP
CCDM RAdeg 304.30382667 DEdeg 52.01508500 EpRA 1990 1.73
EpDE 1990 1.77 E RAdeg 21.9 E DEdeg 22.6 Posflg
Corr 0.1
 
 
20173+5201 C
 
 
Coord arcsec 2000 201712.33+520057.3 Mag 10.33 PmRA -1.00 PmDE -1.0
Tycho2 3584-02692-1 Calc delta mag 0.14 Calc coord yes
Tycho2
Tycho2 3584-02692-1 Pflag RAmdeg 304.29977411 DEmdeg 52.01598433
PmRA -1.8 PmDE -1.3 E RAmdeg 21 E DEmdeg 22
E pmRA 1.6 E pmDE 1.6 EpRAm 1989.40 EpDEm 1989.07
Num 5 Q RAmdeg 1.5 Q DEmdeg 0.7 Q pmRA 1.5
Q pmDE 0.7 BTmag 10.413 E BTmag 0.032 VTmag 10.329
E VTmag 0.039 Prox 95 TYC T HIP
CCDM RAdeg 304.29977944 DEdeg 52.01598722 EpRA 1990 1.73
EpDE 1990 1.76 E RAdeg 20.7 E DEdeg 21.7 Posflg
Corr 0.1