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Doubles in session


Current system
20238+4525
ES 801


Nearby doubles
10' : 20246+4529
HJ 1514

23' : 20258+4533
TDT2263

24' : 20217+4522
BRT2261

28' : 20223+4546
POP 144

28' : 20264+4520
KPP 472

29' : 20240+4457
ES 1331

36' : 20270+4539
HJ 1518

42' : 20237+4442
ES 1330

43' : 20198+4522
STT 406

45' : 20277+4507
ROE 43AB

48' : 20281+4509
TDS1075

50' : 20225+4613
A 726

53' : 20189+4522
ARG 37

53' : 20231+4618
TDT2226

53' : 20194+4500
TDS1058

54' : 20282+4458
ES 661

56' : 20269+4611
BRT2263

58' : 20210+4437
A 725

59' : 20291+4544
BU 1135

61' : 20293+4508
RAO 434

61' : 20295+4516
ES 662

61' : 20272+4437
BRT2264

67' : 20237+4632
HJ 1513

67' : 20202+4620
TDT2181

68' : 20175+4538
STF2667

72' : 20300+4556
LSC 91



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.

20238+4525 ES 801

 
 
20h 23m 50.22s +45° 25' 20.9" P.A. 170.00 sep 9.6 mag 10.03,10.60
 
 
Coord 2000 20238+4525 Discov num ES  801 Comp Coord arcsec 2000 20 23 50.22 +45 25 20.9
Date first 1892 Date last 2015 Obs 13
Pa first 171 Pa last 170.3 P.A. Now (θ) 170.3°
Sep first 9.9 Sep last 9.57 Sep. Now (ρ) 9.57"
Mag pri 10.03 Mag sec 10.60 delta mag (ΔM) 0.57 Spectral class
Pri motion ra +006 Sec motion ra +004
Pri motion dec +008 Sec motion dec +005
Notes
rPM=0.361
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3572-00275-1 Gaia DR2 2082929636706793472
 
 
WDS 20238+4525 ES 801 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20238+4525 ES 801 2003 7 170 9.6 10.03 10.60 D 202350.22+452520.9
20238+4525 ES 801 2010 9 171 8.8 10.03 10.60 202350.22+452520.9
20238+4525 ES 801 2015 9 170 9.6 10.03 10.60 202350.22+452520.9

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

 
 
WDS 20238+4525 ES 801 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20238+4525 ES 801 : MEASURES
 
 
No records found.

 
 
WDS 20238+4525 : VIRTUAL EYEPIECE
 
 

20238+4525 ES 801A mag 10.03 20238+4525 ES 801B sep 9.5 P.A. 173.20 mag 10.6 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 20238+4525 : ALADIN DSS IMAGE @ 20h 23m 50.22s +45° 25' 20.9"
 
 
 
 
WDS 20238+4525 ES 801 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20238+4525 ES 801 distance=0' 20246+4529 HJ 1514 distance=10' 20258+4533 TDT2263 distance=23' 20217+4522 BRT2261 distance=24' 20223+4546 POP 144 distance=28' 20264+4520 KPP 472 distance=28' 20240+4457 ES 1331 distance=29' 20270+4539 HJ 1518 distance=36' 20237+4442 ES 1330 distance=42' 20198+4522 STT 406 distance=43' 20277+4507 BKO 154EK distance=44' 20277+4507 BKO 154CJ distance=45' 20277+4507 ROE 43AB distance=45' 20277+4507 ROE 43AC distance=45' 20277+4507 ROE 43AD distance=45' 20277+4507 ROE 43AE distance=45' 20277+4507 ROE 43AF distance=45' 20277+4507 ROE 43AG distance=45' 20277+4507 BKO 154AH distance=45' 20277+4507 BKO 154AI distance=45' 20281+4509 TDS1075 distance=48' 20225+4613 A 726 distance=50' 20189+4522 ARG 37 distance=53' 20231+4618 TDT2226 distance=53' 20194+4500 TDS1058 distance=53' 20282+4458 ES 661 distance=54' 20269+4611 BRT2263 distance=56' 20210+4437 A 725 distance=58' 20291+4544 BU 1135 distance=59' 20293+4508 RAO 434 distance=61' 20295+4516 ES 662 distance=61' 20272+4437 BRT2264 distance=61' 20237+4632 HJ 1513 distance=67' 20202+4620 TDT2181 distance=67' 20175+4538 STF2667 distance=68' 20300+4556 LSC 91 distance=72' 20244+4641 TDT2242 distance=76' 20295+4437 TDT2320 distance=77' 20269+4636 KPP4199 distance=78' 20231+4405 TDT2227 distance=81' 20303+4439 ES 1441 distance=83' 20317+4540 HJ 1533 distance=84' 20305+4434 ES 1442 distance=88' 20239+4655 PLT 9 distance=90' 20161+4605 STJ 104 distance=91' 20166+4437 TDT2135 distance=91' 20253+4355 A 291AB distance=92' 20253+4355 A 291AC distance=92' 20156+4454 TDT2125 distance=93' 20304+4634 ES 663 distance=97' 20147+4541 TDT2117 distance=98' 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 20238+4525 ES 801 170 9.6
Show 20246+4529 HJ 1514 215 11.3 10
Show 20258+4533 TDT2263 330 1.4 23
Show 20217+4522 BRT2261 272 4.5 24
Show 20223+4546 POP 144 121 6.0 28
Show 20264+4520 KPP 472 88 4.6 28
Show 20240+4457 ES 1331 78 1.3 29
Show 20270+4539 HJ 1518 86 15.3 36
Show 20237+4442 ES 1330 309 3.6 42
Show 20198+4522 STT 406 100 0.3 43
Show 20277+4507 BKO 154 EK 109 4.7 44
Show 20277+4507 BKO 154 CJ 331 17.9 45
Show 20277+4507 ROE 43 AB 317 17.4 45
Show 20277+4507 ROE 43 AC 312 52.6 45
Show 20277+4507 ROE 43 AD 271 42.4 45
Show 20277+4507 ROE 43 AE 282 82.9 45
Show 20277+4507 ROE 43 AF 336 87.1 45
Show 20277+4507 ROE 43 AG 282 102.4 45
Show 20277+4507 BKO 154 AH 224 18.4 45
Show 20277+4507 BKO 154 AI 63 24.2 45
Show 20281+4509 TDS1075 358 1.4 48
Show 20225+4613 A 726 276 0.5 50
Show 20189+4522 ARG 37 194 14.1 53
Show 20231+4618 TDT2226 183 1.2 53
Show 20194+4500 TDS1058 250 1.4 53
Show 20282+4458 ES 661 156 6.9 54
Show 20269+4611 BRT2263 34 4.1 56
Show 20210+4437 A 725 25 0.9 58
Show 20291+4544 BU 1135 335 1.5 59
Show 20293+4508 RAO 434 162 1.2 61
Show 20295+4516 ES 662 142 5.7 61
Show 20272+4437 BRT2264 4 3.0 61
Show 20237+4632 HJ 1513 325 13.8 67
Show 20202+4620 TDT2181 132 0.6 67
Show 20175+4538 STF2667 224 8.0 68
Show 20300+4556 LSC 91 19 0.3 72
Show 20244+4641 TDT2242 343 0.7 76
Show 20295+4437 TDT2320 223 0.7 77
Show 20269+4636 KPP4199 284 1.5 78
Show 20231+4405 TDT2227 172 0.5 81
Show 20303+4439 ES 1441 127 2.0 83
Show 20317+4540 HJ 1533 187 10.9 84
Show 20305+4434 ES 1442 265 2.7 88
Show 20239+4655 PLT 9 27 4.4 90
Show 20161+4605 STJ 104 316 1.4 91
Show 20166+4437 TDT2135 38 0.9 91
Show 20253+4355 A 291 AB 148 0.8 92
Show 20253+4355 A 291 AC 284 18.1 92
Show 20156+4454 TDT2125 257 2.3 93
Show 20304+4634 ES 663 110 5.0 97
Show 20147+4541 TDT2117 319 0.4 98

 
 
WDS 20238+4525 : COMPONENTS
 
 
  A
B pa=173.2°
sep=9.50"
 
 
20238+4525 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202350.22+452520.9 Mag 10.03 PmRA 6.00
PmDE 8.0 Tycho2 3572-00275-1
Tycho2
Tycho2 3572-00275-1 Pflag RAmdeg 305.95928246 DEmdeg 45.42248494
PmRA 4.5 PmDE 6.4 E RAmdeg 22 E DEmdeg 22
E pmRA 1.3 E pmDE 1.2 EpRAm 1988.86 EpDEm 1988.65
Num 4 Q RAmdeg 1.6 Q DEmdeg 1.5 Q pmRA 1.6
Q pmDE 1.6 BTmag 11.282 E BTmag 0.053 VTmag 10.033
E VTmag 0.027 Prox 999 TYC T HIP
CCDM RAdeg 305.95926750 DEdeg 45.42247028 EpRA 1990 1.67
EpDE 1990 1.81 E RAdeg 21.9 E DEdeg 21.6 Posflg
Corr 0.1
 
 
20238+4525 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202350.33+452511.5 Mag 10.6 PmRA 4.00
PmDE 5.0 Calc delta mag 0.57 Calc coord yes