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Current system
21250+4122
ES 1692


Nearby doubles
16' : 21260+4112
HDS3052

16' : 21248+4106
COU2305

19' : 21256+4138
A 618

25' : 21260+4144
BLL 54

31' : 21235+4147
TDT2939

37' : 21281+4110
COU2231

39' : 21257+4043
COU2306

44' : 21261+4203
COU2307

46' : 21286+4102
UC 262

47' : 21209+4127
HO 156

47' : 21217+4053
ES 1691

48' : 21219+4049
GRV 456

49' : 21279+4046
TDT2979

51' : 21228+4031
HO 287

62' : 21291+4202
TDT2987

63' : 21302+4143
COU1973

65' : 21208+4206
GRV 453

66' : 21193+4108
TDT2901

69' : 21192+4102
HO 602

70' : 21268+4228
A 619

70' : 21195+4048
TDT2903

71' : 21302+4044
MLB 26

71' : 21189+4102
HO 601AB

72' : 21202+4207
ES 1584

73' : 21206+4215
LDS2511AB

76' : 21206+4219
WSI 16



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.

21250+4122 ES 1692

 
 
21h 24m 58.14s +41° 21' 36.5" P.A. 313.00 sep 3.8 mag 10.10,11.90
 
 
Coord 2000 21250+4122 Discov num ES 1692 Comp Coord arcsec 2000 21 24 58.14 +41 21 36.5
Date first 1917 Date last 2015 Obs 6
Pa first 322 Pa last 312.9 P.A. Now (θ) 312.9°
Sep first 3.5 Sep last 3.8 Sep. Now (ρ) 3.8"
Mag pri 10.10 Mag sec 11.90 delta mag (ΔM) 1.8 Spectral class
Pri motion ra +003 Sec motion ra -048
Pri motion dec -007 Sec motion dec -027
Notes
rPM=0.995
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3190-01718-1 Gaia DR2 1967248609600478720
 
 
WDS 21250+4122 ES 1692 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21250+4122 ES 1692 2003 4 314 3.7 10.10 11.90 D 212458.14+412136.5
21250+4122 ES 1692 2015 6 313 3.8 10.10 11.90 212458.14+412136.5

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

 
 
WDS 21250+4122 ES 1692 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21250+4122 ES 1692 : MEASURES
 
 
No records found.

 
 
WDS 21250+4122 : VIRTUAL EYEPIECE
 
 

21250+4122 ES 1692A mag 10.1 21250+4122 ES 1692B sep 3.3 P.A. 321.10 mag 11.9 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 21250+4122 : ALADIN DSS IMAGE @ 21h 24m 58.14s +41° 21' 36.5"
 
 
 
 
WDS 21250+4122 ES 1692 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21250+4122 ES 1692 distance=0' 21260+4112 HDS3052 distance=16' 21248+4106 COU2305 distance=16' 21256+4138 A 618 distance=19' 21260+4144 BLL 54 distance=25' 21235+4147 TDT2939 distance=31' 21281+4110 COU2231 distance=37' 21257+4043 COU2306 distance=39' 21261+4203 COU2307 distance=44' 21286+4102 UC 262 distance=46' 21209+4127 HO 156 distance=47' 21217+4053 ES 1691 distance=47' 21219+4049 GRV 456 distance=48' 21279+4046 TDT2979 distance=49' 21228+4031 HO 287 distance=51' 21291+4202 TDT2987 distance=62' 21302+4143 COU1973 distance=63' 21208+4206 GRV 453 distance=65' 21193+4108 TDT2901 distance=66' 21192+4102 HO 602 distance=69' 21268+4228 A 619 distance=70' 21195+4048 TDT2903 distance=70' 21302+4044 MLB 26 distance=71' 21189+4102 HO 601AB distance=71' 21189+4102 HO 601AC distance=71' 21202+4207 ES 1584 distance=72' 21206+4215 LDS2511AB distance=73' 21206+4215 LDS2511AC distance=73' 21206+4219 WSI 16 distance=76' 21183+4140 COU2302AB distance=77' 21183+4140 GII 30AB,C distance=77' 21221+4011 ES 2518 distance=79' 21241+4002 ES 1994 distance=80' 21306+4213 STT 441AB distance=81' 21306+4213 FYM 336AC distance=81' 21306+4213 FYM 336AD distance=81' 21204+4017 RAO 451 distance=83' 21259+3959 TDT2958 distance=84' 21213+4235 LDS2513 distance=85' 21209+4010 UC 259AB distance=86' 21192+4026 LDS2508AB distance=87' 21267+3957 MLB1021 distance=88' 21322+4155 TDT3016 distance=89' 21240+3954 TDT2944 distance=89' 21264+3954 RAO 455 distance=89' 21197+4228 ES 1583AB distance=90' 21197+4228 ABH 144AD distance=90' 21197+4228 ABH 144AE distance=90' 21197+4228 ABH 144AF distance=90' 21197+4228 ABH 144AG distance=90' 21197+4228 ABH 144AH distance=90' 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 21250+4122 ES 1692 313 3.8
Show 21260+4112 HDS3052 260 0.2 16
Show 21248+4106 COU2305 101 0.3 16
Show 21256+4138 A 618 276 0.6 19
Show 21260+4144 BLL 54 296 80.7 25
Show 21235+4147 TDT2939 174 0.4 31
Show 21281+4110 COU2231 35 0.1 37
Show 21257+4043 COU2306 18 0.7 39
Show 21261+4203 COU2307 21 1.2 44
Show 21286+4102 UC 262 199 48.3 46
Show 21209+4127 HO 156 50 2.2 47
Show 21217+4053 ES 1691 174 5.3 47
Show 21219+4049 GRV 456 56 36.5 48
Show 21279+4046 TDT2979 135 0.4 49
Show 21228+4031 HO 287 6 2.7 51
Show 21291+4202 TDT2987 37 0.5 62
Show 21302+4143 COU1973 194 0.8 63
Show 21208+4206 GRV 453 27 66.2 65
Show 21193+4108 TDT2901 306 0.5 66
Show 21192+4102 HO 602 27 4.2 69
Show 21268+4228 A 619 61 0.7 70
Show 21195+4048 TDT2903 9 0.4 70
Show 21302+4044 MLB 26 70 5.0 71
Show 21189+4102 HO 601 AB 176 17.1 71
Show 21189+4102 HO 601 AC 82 56.7 71
Show 21202+4207 ES 1584 116 5.4 72
Show 21206+4215 LDS2511 AB 40 3.0 73
Show 21206+4215 LDS2511 AC 197 19.7 73
Show 21206+4219 WSI 16 149 8.2 76
Show 21183+4140 COU2302 AB 63 1.3 77
Show 21183+4140 GII 30 AB,C 187 14.1 77
Show 21221+4011 ES 2518 247 2.7 79
Show 21241+4002 ES 1994 106 4.3 80
Show 21306+4213 STT 441 AB 328 6.1 81
Show 21306+4213 FYM 336 AC 123 9.5 81
Show 21306+4213 FYM 336 AD 280 19.4 81
Show 21204+4017 RAO 451 116 2.8 83
Show 21259+3959 TDT2958 109 0.9 84
Show 21213+4235 LDS2513 246 7.1 85
Show 21209+4010 UC 259 AB 110 55.0 86
Show 21192+4026 LDS2508 AB 357 7.8 87
Show 21267+3957 MLB1021 81 3.6 88
Show 21322+4155 TDT3016 356 0.6 89
Show 21240+3954 TDT2944 186 1.6 89
Show 21264+3954 RAO 455 345 1.4 89
Show 21197+4228 ES 1583 AB 238 13.0 90
Show 21197+4228 ABH 144 AD 112 64.4 90
Show 21197+4228 ABH 144 AE 219 27.2 90
Show 21197+4228 ABH 144 AF 245 62.8 90
Show 21197+4228 ABH 144 AG 238 82.9 90
Show 21197+4228 ABH 144 AH 22 41.7 90

 
 
WDS 21250+4122 : COMPONENTS
 
 
  A
B pa=321.1°
sep=3.33"
 
 
21250+4122 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212458.14+412136.5 Mag 10.1 PmRA 3.00
PmDE -7.0 Tycho2 3190-01718-1
Tycho2
Tycho2 3190-01718-1 Pflag RAmdeg 321.24228088 DEmdeg 41.36012871
PmRA 1.0 PmDE -5.7 E RAmdeg 18 E DEmdeg 17
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.88 EpDEm 1990.20
Num 3 Q RAmdeg 0.2 Q DEmdeg 0.3 Q pmRA 0.2
Q pmDE 0.3 BTmag 10.384 E BTmag 0.027 VTmag 10.232
E VTmag 0.031 Prox 999 TYC T HIP
CCDM RAdeg 321.24227778 DEdeg 41.36014167 EpRA 1990 1.54
EpDE 1990 1.70 E RAdeg 17.9 E DEdeg 16.7 Posflg
Corr 0.1
 
 
21250+4122 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212457.95+412139.1 Mag 11.9 PmRA -48.00
PmDE -27.0 Calc delta mag 1.8 Calc coord yes