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Doubles in session


Current system
20229+4311
L 34


Nearby doubles
13' : 20229+4259
HO 128AB

19' : 20219+4257
BRT2262

22' : 20224+4332
TDT2215

24' : 20210+4320
TDT2198

29' : 20229+4243
A 289AB

30' : 20212+4335
HJ 1505

36' : 20211+4341
A 46AB

38' : 20195+4307
TDS1059

43' : 20190+4316
WFC 231

48' : 20205+4351
BU 1207AB

50' : 20275+4307
TDT2289

50' : 20187+4329
TDT2158

51' : 20253+4355
A 291AB

51' : 20269+4246
TDT2279

52' : 20273+4255
HDS2926

52' : 20276+4303
HDS2927

53' : 20248+4223
ES 1678

53' : 20188+4244
HO 124

54' : 20231+4405
TDT2227

55' : 20266+4350
TDT2273

56' : 20179+4319
ES 1440

58' : 20251+4220
TDT2252

59' : 20267+4353
FYM 258AB

63' : 20189+4227
HJ 1503

70' : 20169+4337
FOX 252

72' : 20167+4335
FOX 251



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.

20229+4311 L 34

 
 
20h 22m 56.48s +43° 11' 51.1" P.A. 174.00 sep 4.5 mag 10.84,11.34
 
 
Coord 2000 20229+4311 Discov num L    34 Comp Coord arcsec 2000 20 22 56.48 +43 11 51.1
Date first 1892 Date last 2016 Obs 15
Pa first 174 Pa last 173.7 P.A. Now (θ) 173.7°
Sep first 4.2 Sep last 4.519 Sep. Now (ρ) 4.519"
Mag pri 10.84 Mag sec 11.34 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +004 Sec motion ra +004
Pri motion dec +000 Sec motion dec -002
Notes
rPM=0.447
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3164-00173-1 Gaia DR2 2069151798240816768 ADS 13785
 
 
WDS 20229+4311 L 34 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
L__1891 orb - Lewis, T. 1891MNRAS..51..462L
L__1891 MNRAS 51, 462, 1891
L__1894a Ma - Lewis, T. 1894MNRAS..54..314.
L__1894a MNRAS 54, 314, 1894
L__1894b Ma - Lewis, T. (measure by Edney, D.J.) 1894MNRAS..54..314.
L__1894b MNRAS 54, 314, 1894
L__1894c Ma j Lewis, T. (measure by Turner, H.) 1894MNRAS..54..314.
L__1894c MNRAS 54, 314, 1894
L__1894d Ma - Lewis, T. 1894RGOO...........
L__1894d Greenwich Observations, 1894
L__1894e orb - Lewis, T. 1894MNRAS..55...19L
L__1894e MNRAS 55, 19, 1894; MNRAS 55, 341, 1894
L__1895a Ma - Lewis, T. 1895RGOO...........
L__1895a Greenwich Observations, 1895
L__1895b Ma - Lewis, T. (measure by Bowyer, W.M.) 1895RGOO...........
L__1895b Greenwich Observations, 1895
L__1895c Ma - Lewis, T. (measure by Christie, W.H.) 1895RGOO...........
L__1895c Greenwich Observations, 1895
L__1895d Ma - Lewis, T. (measure by Hollis, H.P.) 1895RGOO...........
L__1895d Greenwich Observations, 1895
L__1895e Ma - Lewis, T. (measure by Maunder, E.W.) 1895RGOO...........
L__1895e Greenwich Observations, 1895
L__1895f Ma - Lewis, T. (measure by Niblett) 1895RGOO...........
L__1895f Greenwich Observations, 1895
L__1895g orb - Lewis, T. 1895MNRAS..56...33L
L__1895g MNRAS 56, 33, 1895
L__1896a Ma j Lewis, T. 1896RGOO...........
L__1896a Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1896b Ma - Lewis, T. (measure by Edney, D.J.) 1896RGOO...........
L__1896b Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1896c Ma j Lewis, T. (measure by Melotte, P.) 1896RGOO...........
L__1896c Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1896d Ma - Lewis, T. (measure by Niblett) 1896RGOO...........
L__1896d Greenwich Observations, 1896 (data also in MNRAS 59, 400, 1899) 1899MNRAS..59..400.
L__1897 Ma - Lewis, T. 1897RGOO...........
L__1897 +Po Greenwich Observations, 1897
L__1898a Ma j Lewis, T. 1898RGOO...........
L__1898a Greenwich Observations, 1898
L__1898b Ma - Lewis, T. (measure by Cowell, P.H.) 1898RGOO...........
L__1898b Greenwich Observations, 1898
L__1898c Ma - Lewis, T. (measure by Melotte, P.) 1898RGOO...........
L__1898c Greenwich Observations, 1898
L__1899a Ma j Lewis, T. 1899RGOO...........
L__1899a Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1899b Ma - Lewis, T. (measure by Cowell, P.H.) 1899RGOO...........
L__1899b Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1899c Ma - Lewis, T. (measure by Dyson, F.) 1899RGOO...........
L__1899c Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1899d Ma j Lewis, T. (measure by Melotte, P.) 1899RGOO...........
L__1899d Greenwich Observations, 1899 (data also in MNRAS 60, 494, 1900) 1900MNRAS..60..494.
L__1900 Ma j Lewis, T. 1900RGOO...........
L__1900 Greenwich Observations, 1900 (data also in MNRAS 61, 486, 1901) 1901MNRAS..61..486.
L__1900c Ma - Lewis, T. 1900MNRAS..60..595.
L__1900c MNRAS 60, 595, 1900
L__1901 Ma - Lewis, T. 1901RGOO...........
L__1901 Greenwich Observations, 1901 (data also in MNRAS 62, 383, 1902) 1902MNRAS..62..383E
L__1902a Ma - Lewis, T. 1902RGOO...........
L__1902a Greenwich Observations, 1902 (data also in MNRAS 63, 403, 1903) 1903MNRAS..63..403.
L__1903 Ma - Lewis, T. 1903RGOO...........
L__1903 Greenwich Observations, 1903 (data also in MNRAS 64, 789, 1904) 1904MNRAS..64..789.
L__1904 Ma j Lewis, T. 1904RGOO...........
L__1904 Greenwich Observations, 1904 (data also in MNRAS 66, 17, 1905) 1905MNRAS..66...17L
L__1905 Ma - Lewis, T. 1905RGOO...........
L__1905 Greenwich Observations, 1905
L__1906a Ma - Lewis, T. 1906RGOO...........
L__1906a Greenwich Observations, 1906 (data also in MNRAS 68, 39, 1907) 1907MNRAS..68...39.
L__1906b Ma - Lewis, T. 1906MmRAS..56....1L
L__1906b +orb MemRAS 56, 1906
L__1907 Ma j Lewis, T. 1907RGOO...........
L__1907 Greenwich Observations, 1907 (data also in MNRAS 68, 525, 1908) 1908MNRAS..68..525L
L__1908 Ma - Lewis, T. 1908RGOO...........
L__1908 Greenwich Observations, 1908 (data also in MNRAS 69, 588, 1909) 1909MNRAS..69..588.
L__1909 Ma - Lewis, T. 1909RGOO...........
L__1909 Greenwich Observations, 1909 (data also in MNRAS 70, 630, 1910) 1910MNRAS..70..630.
L__1911 Ma j Lewis, T. 1911MNRAS..71..728.
L__1911 MNRAS 71, 728, 1911
L__1912 Ma - Lewis, T. 1912MNRAS..73...93E
L__1912 MNRAS 73, 93, 1912 (all data also in L__1921)
L__1921 Ma - Lewis, T. .
L__1921 Greenwich Cat. of Double Stars, 1921
L__1932A Ma - Lewis, T. 1932QB821.A43......
L__1932A cited in ADS (Aitken Double Star Cat.), 1932
L__1937A Ma - Lewis, T. 1937AnLei..18....1S
L__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
20229+4311 L 34 1998 9 174 4.2 10.84 11.34 D 202256.48+431151.1
20229+4311 L 34 2009 10 174 4.5 10.84 11.34 D 202256.48+431151.1
20229+4311 L 34 2010 13 174 4.4 10.84 11.34 202256.48+431151.1
20229+4311 L 34 2015 14 174 4.5 10.84 11.34 202256.48+431151.1
20229+4311 L 34 2016 15 174 4.5 10.84 11.34 202256.48+431151.1

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

 
 
WDS 20229+4311 L 34 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20229+4311 L 34 : MEASURES
 
 
No records found.

 
 
WDS 20229+4311 : VIRTUAL EYEPIECE
 
 

20229+4311 L 34A mag 10.84 20229+4311 L 34B sep 4.5 P.A. 175.40 mag 11.34 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 20229+4311 : ALADIN DSS IMAGE @ 20h 22m 56.48s +43° 11' 51.1"
 
 
 
 
WDS 20229+4311 L 34 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20229+4311 L 34 distance=0' 20229+4259 STTA207CD distance=13' 20229+4259 HO 128AB distance=13' 20229+4259 STTA207AC distance=13' 20219+4257 BRT2262 distance=19' 20224+4332 TDT2215 distance=22' 20210+4320 TDT2198 distance=24' 20229+4243 A 289AB distance=29' 20229+4243 A 289AC distance=29' 20212+4335 HJ 1505 distance=30' 20211+4341 A 46AB distance=36' 20211+4341 A 46AB,C distance=36' 20195+4307 TDS1059 distance=38' 20190+4316 WFC 231 distance=43' 20205+4351 BU 1207AB distance=48' 20205+4351 TRN 29AC distance=48' 20205+4351 IOT 2Aa,Ab distance=48' 20275+4307 TDT2289 distance=50' 20187+4329 TDT2158 distance=50' 20253+4355 A 291AB distance=51' 20253+4355 A 291AC distance=51' 20269+4246 TDT2279 distance=51' 20273+4255 HDS2926 distance=52' 20276+4303 HDS2927 distance=52' 20248+4223 ES 1678 distance=53' 20188+4244 HO 124 distance=53' 20231+4405 TDT2227 distance=54' 20266+4350 TDT2273 distance=55' 20179+4319 ES 1440 distance=56' 20251+4220 TDT2252 distance=58' 20267+4353 FYM 258AB distance=59' 20267+4353 FYM 258AC distance=59' 20267+4353 FYM 258AD distance=59' 20189+4227 HJ 1503 distance=63' 20169+4337 FOX 252 distance=70' 20167+4335 FOX 251 distance=72' 20165+4339 ES 1439 distance=76' 20159+4307 BRT2257 distance=77' 20159+4257 ROE 42 distance=79' 20213+4155 TDT2201 distance=79' 20256+4155 ARG 92AB distance=83' 20157+4339 A 2095AB distance=84' 20157+4339 STF2659AB,C distance=84' 20157+4339 STF2659AB,D distance=84' 20157+4339 FOX 39DE distance=84' 20157+4339 A 2095DF distance=84' 20302+4343 AG 407 distance=86' 20238+4146 COU2641 distance=86' 20276+4202 HDS2928 distance=87' 20158+4233 ES 1567 distance=87' 20210+4437 A 725 distance=88' 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 20229+4311 L 34 174 4.5
Show 20229+4259 STTA207 CD 162 56.1 13
Show 20229+4259 HO 128 AB 357 1.4 13
Show 20229+4259 STTA207 AC 65 85.8 13
Show 20219+4257 BRT2262 129 2.5 19
Show 20224+4332 TDT2215 91 0.9 22
Show 20210+4320 TDT2198 3 1.8 24
Show 20229+4243 A 289 AB 154 3.9 29
Show 20229+4243 A 289 AC 351 70.5 29
Show 20212+4335 HJ 1505 111 16.7 30
Show 20211+4341 A 46 AB 77 0.4 36
Show 20211+4341 A 46 AB,C 265 2.0 36
Show 20195+4307 TDS1059 117 0.9 38
Show 20190+4316 WFC 231 331 7.4 43
Show 20205+4351 BU 1207 AB 211 4.8 48
Show 20205+4351 TRN 29 AC 202 2.3 48
Show 20205+4351 IOT 2 Aa,Ab 152 0.0 48
Show 20275+4307 TDT2289 346 2.0 50
Show 20187+4329 TDT2158 164 1.8 50
Show 20253+4355 A 291 AB 148 0.8 51
Show 20253+4355 A 291 AC 284 18.1 51
Show 20269+4246 TDT2279 60 0.9 51
Show 20273+4255 HDS2926 351 0.1 52
Show 20276+4303 HDS2927 292 0.2 52
Show 20248+4223 ES 1678 187 6.6 53
Show 20188+4244 HO 124 357 0.9 53
Show 20231+4405 TDT2227 172 0.5 54
Show 20266+4350 TDT2273 211 0.5 55
Show 20179+4319 ES 1440 256 2.6 56
Show 20251+4220 TDT2252 347 1.8 58
Show 20267+4353 FYM 258 AB 345 17.2 59
Show 20267+4353 FYM 258 AC 244 37.4 59
Show 20267+4353 FYM 258 AD 100 24.8 59
Show 20189+4227 HJ 1503 73 16.9 63
Show 20169+4337 FOX 252 246 18.6 70
Show 20167+4335 FOX 251 279 5.5 72
Show 20165+4339 ES 1439 30 1.7 76
Show 20159+4307 BRT2257 101 3.4 77
Show 20159+4257 ROE 42 91 6.1 79
Show 20213+4155 TDT2201 359 0.6 79
Show 20256+4155 ARG 92 AB 309 41.7 83
Show 20157+4339 A 2095 AB 333 0.2 84
Show 20157+4339 STF2659 AB,C 311 2.7 84
Show 20157+4339 STF2659 AB,D 251 20.5 84
Show 20157+4339 FOX 39 DE 135 1.4 84
Show 20157+4339 A 2095 DF 48 7.6 84
Show 20302+4343 AG 407 231 7.0 86
Show 20238+4146 COU2641 279 1.0 86
Show 20276+4202 HDS2928 15 0.2 87
Show 20158+4233 ES 1567 182 2.4 87
Show 20210+4437 A 725 25 0.9 88

 
 
WDS 20229+4311 : COMPONENTS
 
 
  A
B pa=175.4°
sep=4.51"
 
 
20229+4311 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202256.48+431151.1 Mag 10.84 PmRA 4.00
PmDE 0.0 Tycho2 3164-00173-1 ADS 13785 DM BD+42 3722
Tycho2
Tycho2 3164-00173-1 Pflag RAmdeg 305.73532147 DEmdeg 43.19753849
PmRA 4.0 PmDE -0.1 E RAmdeg 44 E DEmdeg 42
E pmRA 1.5 E pmDE 1.4 EpRAm 1981.21 EpDEm 1981.31
Num 4 Q RAmdeg 1.8 Q DEmdeg 0.8 Q pmRA 1.7
Q pmDE 0.8 BTmag 11.862 E BTmag 0.090 VTmag 10.836
E VTmag 0.061 Prox 44 TYC T HIP
CCDM RAdeg 305.73530861 DEdeg 43.19753889 EpRA 1990 1.65
EpDE 1990 1.76 E RAdeg 46.6 E DEdeg 44.0 Posflg
Corr -0.1
 
 
20229+4311 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202256.51+431146.6 Mag 11.34 PmRA 4.00
PmDE -2.0 Tycho2 3164-00173-2 Calc delta mag 0.5 Calc coord yes
Tycho2
Tycho2 3164-00173-2 Pflag RAmdeg 305.73548539 DEmdeg 43.19633112
PmRA 2.8 PmDE -0.9 E RAmdeg 53 E DEmdeg 51
E pmRA 1.5 E pmDE 1.4 EpRAm 1976.56 EpDEm 1976.36
Num 4 Q RAmdeg 2.1 Q DEmdeg 0.5 Q pmRA 2.1
Q pmDE 0.5 BTmag 11.867 E BTmag 0.090 VTmag 11.340
E VTmag 0.091 Prox 44 TYC T HIP
CCDM RAdeg 305.73547611 DEdeg 43.19633333 EpRA 1990 1.63
EpDE 1990 1.77 E RAdeg 58.2 E DEdeg 54.5 Posflg
Corr -0.1