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Current system
20190+4938
ES 2693 BC


Nearby doubles
33' : 20200+5008
KPP4192

34' : 20223+4930
TDT2212

43' : 20150+4923
TDT2120

45' : 20169+5017
ENG 73AB

48' : 20153+5009
DAM 672

49' : 20157+5014
CHR 93

55' : 20197+4843
TDT2170

61' : 20128+4938
KPP1802

63' : 20205+5039
KPP 470

63' : 20246+4904
HEI 908

64' : 20131+4911
ES 502

72' : 20117+4943
ES 500

76' : 20192+5053
HDS2903

78' : 20111+4946
ES 2691

79' : 20246+4842
ES 2694

81' : 20109+4925
KPP1341

82' : 20273+4948
BVD 269

84' : 20271+4909
ES 802

84' : 20105+4923
ES 1099

85' : 20104+4949
STF2648

91' : 20196+4807
ES 503

96' : 20159+5109
HU 585

97' : 20176+5113
TDS1056

99' : 20200+5116
ES 800AB

101' : 20233+4807
A 727

104' : 20196+4754
BLL 49



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.

20190+4938 ES 2693 BC

 
 
20h 19m 01.10s +49° 37' 25.3" P.A. 189.00 sep 18.5 mag 9.59,12.20 Sp A2
 
 
Coord 2000 20190+4938 Discov num ES 2693 Comp BC Coord arcsec 2000 20 19 01.10 +49 37 25.3
Date first 1911 Date last 2015 Obs 8
Pa first 186 Pa last 188.9 P.A. Now (θ) 188.9°
Sep first 17.4 Sep last 18.496 Sep. Now (ρ) 18.496"
Mag pri 9.59 Mag sec 12.20 delta mag (ΔM) 2.61 Spectral class A2 (white)
Pri motion ra +005 Sec motion ra +007
Pri motion dec +001 Sec motion dec -010
Notes
rPM=0.916
This double is not physical.
 
 
20190+4938 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 193609 49464 20 18 58 +49 37 36 ES 2693 AB 2018 16 110 30.6 8.76 9.59 0.83
Show 20 19 01 +49 37 25 ES 2693 BC 2015 8 189 18.5 9.59 12.20 2.61 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3580-01461-1 Gaia DR2 2084930649095703168
 
 
WDS 20190+4938 ES 2693 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
20190+4938 ES 2693 BC 2000 2 189 18.4 9.59 12.20 D 201901.10+493725.3
20190+4938 ES 2693 BC 2003 3 189 18.4 9.59 12.20 D 201901.10+493725.3
20190+4938 ES 2693 BC 2015 4 189 18.5 9.59 12.20 A2 201901.10+493725.3

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

 
 
WDS 20190+4938 ES 2693 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20190+4938 ES 2693 BC : MEASURES
 
 
No records found.

 
 
WDS 20190+4938 : VIRTUAL EYEPIECE
 
 

20190+4938 ES 2693A mag 8.76 Sp A2 20190+4938 ES 2693B sep 30.7 P.A. 110.20 mag 9.59 Sp A2 20190+4938 ES 2693C sep 39.5 P.A. 136.90 mag 12.2 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 20190+4938 : ALADIN DSS IMAGE @ 20h 19m 01.10s +49° 37' 25.3"
 
 
 
 
WDS 20190+4938 ES 2693 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20190+4938 ES 2693BC distance=0' 20190+4938 ES 2693AB distance=1' 20200+5008 KPP4192 distance=33' 20223+4930 TDT2212 distance=34' 20150+4923 TDT2120 distance=43' 20169+5017 BUP 243BG distance=44' 20169+5017 ENG 73AB distance=45' 20169+5017 ENG 73AC distance=45' 20169+5017 ENG 73AD distance=45' 20169+5017 ENG 73AE distance=45' 20169+5017 MET 89AH distance=45' 20169+5017 MET 89AI distance=45' 20169+5017 MET 89AJ distance=45' 20169+5017 MET 89AK distance=45' 20169+5017 GIC 155AF distance=45' 20169+5017 RAO 70FL distance=46' 20169+5017 BUP 243DF distance=47' 20153+5009 DAM 672 distance=48' 20157+5014 CHR 93 distance=49' 20197+4843 TDT2170 distance=55' 20128+4938 KPP1802 distance=61' 20205+5039 KPP 470 distance=63' 20246+4904 HEI 908 distance=63' 20131+4911 ES 502 distance=64' 20117+4943 ES 500 distance=72' 20192+5053 HDS2903 distance=76' 20111+4946 ES 2691 distance=78' 20246+4842 ES 2694 distance=79' 20109+4925 KPP1341 distance=81' 20273+4948 BVD 269 distance=82' 20271+4909 ES 802 distance=84' 20105+4923 ES 1099 distance=84' 20104+4949 STF2648 distance=85' 20196+4807 ES 503 distance=91' 20159+5109 HU 585 distance=96' 20176+5113 TDS1056 distance=97' 20200+5116 ES 800CD distance=99' 20200+5116 ES 800CE distance=99' 20200+5116 ES 800AB distance=99' 20200+5116 ES 800AC distance=99' 20200+5116 ABH 138AF distance=99' 20200+5116 ABH 138AG distance=99' 20200+5116 ES 800AE distance=99' 20233+4807 A 727 distance=101' 20196+4754 BLL 49 distance=104' 20096+5034 TDT2035 distance=107' 20300+4940 HU 589 distance=107' 20265+5101 KPP4198 distance=110' 20243+4800 TDT2240 distance=111' 20286+5039 HJ 1524 distance=111' 20162+5126 SKF 345 distance=112' 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 20190+4938 ES 2693 BC 189 18.5
Show 20190+4938 ES 2693 AB 110 30.6 1
Show 20200+5008 KPP4192 232 1.5 33
Show 20223+4930 TDT2212 356 2.5 34
Show 20150+4923 TDT2120 323 3.6 43
Show 20169+5017 BUP 243 BG 193 10.5 44
Show 20169+5017 ENG 73 AB 74 81.4 45
Show 20169+5017 ENG 73 AC 158 92.7 45
Show 20169+5017 ENG 73 AD 340 122.5 45
Show 20169+5017 ENG 73 AE 118 162.5 45
Show 20169+5017 MET 89 AH 67 4.2 45
Show 20169+5017 MET 89 AI 44 8.7 45
Show 20169+5017 MET 89 AJ 326 11.3 45
Show 20169+5017 MET 89 AK 232 11.7 45
Show 20169+5017 GIC 155 AF 287 105.9 45
Show 20169+5017 RAO 70 FL 266 15.1 46
Show 20169+5017 BUP 243 DF 216 105.9 47
Show 20153+5009 DAM 672 252 6.9 48
Show 20157+5014 CHR 93 173 0.1 49
Show 20197+4843 TDT2170 175 0.5 55
Show 20128+4938 KPP1802 125 14.0 61
Show 20205+5039 KPP 470 129 3.9 63
Show 20246+4904 HEI 908 331 2.4 63
Show 20131+4911 ES 502 220 14.0 64
Show 20117+4943 ES 500 345 5.4 72
Show 20192+5053 HDS2903 320 0.1 76
Show 20111+4946 ES 2691 314 9.5 78
Show 20246+4842 ES 2694 321 11.9 79
Show 20109+4925 KPP1341 257 10.1 81
Show 20273+4948 BVD 269 288 11.1 82
Show 20271+4909 ES 802 238 5.1 84
Show 20105+4923 ES 1099 186 4.9 84
Show 20104+4949 STF2648 118 6.7 85
Show 20196+4807 ES 503 1 5.2 91
Show 20159+5109 HU 585 48 4.2 96
Show 20176+5113 TDS1056 256 1.4 97
Show 20200+5116 ES 800 CD 133 2.5 99
Show 20200+5116 ES 800 CE 92 73.3 99
Show 20200+5116 ES 800 AB 321 30.2 99
Show 20200+5116 ES 800 AC 101 42.6 99
Show 20200+5116 ABH 138 AF 110 86.0 99
Show 20200+5116 ABH 138 AG 338 76.5 99
Show 20200+5116 ES 800 AE 95 115.6 99
Show 20233+4807 A 727 61 0.9 101
Show 20196+4754 BLL 49 231 65.4 104
Show 20096+5034 TDT2035 92 0.8 107
Show 20300+4940 HU 589 204 1.6 107
Show 20265+5101 KPP4198 173 1.6 110
Show 20243+4800 TDT2240 175 0.6 111
Show 20286+5039 HJ 1524 125 5.3 111
Show 20162+5126 SKF 345 25 26.2 112

 
 
WDS 20190+4938 : COMPONENTS
 
 
  A B
B pa=110.2°
sep=30.74"
 
C pa=136.9°
sep=39.54"
pa=185.8°
sep=18.37"
 
 
20190+4938 A
 
 
Name HD 193609 Coord arcsec 2000 201858.13+493735.9 Mag 8.76 Spectral class A2 (white)
PmRA 9.00 PmDE -2.0 SAO 49464 Tycho2 3580-01850-1
HD 193609 DM BD+49 3251
Tycho2
Tycho2 3580-01850-1 Pflag RAmdeg 304.74222756 DEmdeg 49.62665952
PmRA 11.3 PmDE -0.5 E RAmdeg 6 E DEmdeg 7
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.37 EpDEm 1991.24
Num 6 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.1 BTmag 8.825 E BTmag 0.017 VTmag 8.760
E VTmag 0.013 Prox 307 TYC T HIP
CCDM RAdeg 304.74218750 DEdeg 49.62666083 EpRA 1990 1.68
EpDE 1990 1.67 E RAdeg 6.2 E DEdeg 6.8 Posflg
Corr 0.0
SAO
SAO 49464 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 0.006 Vmag 8.8 SpType A2
Double code Source 3 CatNum 1654 DM BD+49 3251
DMcomp BDsup HD 193609 M HD 0
GC RA1950rad 5.3122638 DE1950rad 0.86339222 PmRA2000 0.0012
PmDE2000 0.004
CCDM
Ccdm 20190+4938 RComp Comp A Note1
Note2 Discov num DRAs -1.96 DDEs -23.8
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.8 Sp A2 PmNote *
PmRA 3 PmDE 3 Dm number +49 3251 Cat1 BD
Name2 +49 1654 Cat2 AGK2/3 HD 193609 M HD
ADS BDS M ADS BDS N IDS IDS 20160N4919A
HIC
 
 
20190+4938 B
 
 
Coord arcsec 2000 201901.10+493725.3 Coord calc 201901.10+493725.3 Mag 9.59 Spectral class A2 (white)
PmRA 5.00 PmDE 1.0 Tycho2 3580-01461-1 Calc delta mag 0.83
Tycho2
Tycho2 3580-01461-1 Pflag RAmdeg 304.75457976 DEmdeg 49.62371261
PmRA 5.7 PmDE 1.4 E RAmdeg 11 E DEmdeg 12
E pmRA 1.5 E pmDE 1.5 EpRAm 1990.44 EpDEm 1990.22
Num 7 Q RAmdeg 1.1 Q DEmdeg 1.1 Q pmRA 1.1
Q pmDE 1.0 BTmag 9.744 E BTmag 0.022 VTmag 9.591
E VTmag 0.021 Prox 307 TYC T HIP
CCDM RAdeg 304.75455778 DEdeg 49.62371083 EpRA 1990 1.70
EpDE 1990 1.68 E RAdeg 11.8 E DEdeg 12.8 Posflg
Corr -0.1
CCDM
Ccdm 20190+4938 RComp Comp B Note1
Note2 Discov num ES DRAs DDEs
R dRAs Year 1911 Theta 111 Rho 31.2
Obs 1 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20160N4919B
HIC
 
 
20190+4938 C
 
 
Coord arcsec 2000 201900.91+493707.0 Mag 12.2 PmRA 7.00 PmDE -10.0
Calc delta mag 3.44 Calc coord yes
CCDM
Ccdm 20190+4938 RComp B Comp C Note1
Note2 Discov num ES DRAs DDEs
R dRAs Year 1911 Theta 186 Rho 17.4
Obs 1 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20160N4919C
HIC