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Current system
20190+4316
WFC 231


Nearby doubles
11' : 20195+4307
TDS1059

13' : 20179+4319
ES 1440

14' : 20187+4329
TDT2158

22' : 20210+4320
TDT2198

31' : 20169+4337
FOX 252

31' : 20212+4335
HJ 1505

32' : 20167+4335
FOX 251

33' : 20188+4244
HO 124

34' : 20211+4341
A 46AB

36' : 20159+4307
BRT2257

36' : 20165+4339
ES 1439

37' : 20219+4257
BRT2262

39' : 20205+4351
BU 1207AB

40' : 20159+4257
ROE 42

40' : 20224+4332
TDT2215

43' : 20229+4311
L 34

44' : 20157+4339
A 2095AB

46' : 20229+4259
HO 128AB

49' : 20189+4227
HJ 1503

51' : 20151+4249
A 388

54' : 20229+4243
A 289AB

56' : 20158+4233
ES 1567

59' : 20137+4323
BU 660AB

66' : 20231+4405
TDT2227

79' : 20253+4355
A 291AB

80' : 20142+4216
TDT2110



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+4316 WFC 231

 
 
20h 19m 01.64s +43° 16' 08.5" P.A. 331.00 sep 7.4 mag 11.10,11.13
 
 
Coord 2000 20190+4316 Discov num WFC 231 Comp Coord arcsec 2000 20 19 01.64 +43 16 08.5
Date first 1892 Date last 2016 Obs 13
Pa first 326 Pa last 331 P.A. Now (θ) 331°
Sep first 7.0 Sep last 7.396 Sep. Now (ρ) 7.396"
Mag pri 11.10 Mag sec 11.13 delta mag (ΔM) 0.03 Spectral class
Pri motion ra +006 Sec motion ra +001
Pri motion dec -001 Sec motion dec +004
Notes
rPM=1.162
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3163-00082-2 Gaia DR2 2068838712304135680
 
 
WDS 20190+4316 WFC 231 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
WFC (Washington Fundamental Cat. - astrographs)
WFC1939 Pa - Schlesinger, F. & Barney, I. 1939TOYal..11....1S
WFC1939 Trans. Astron. Obs. Yale Univ., 11, 1, 1939 (-10 to -14 deg zones)
WFC1940a Pa - Schlesinger, F. & Barney, I. 1940TOYal..12a...1S
WFC1940a Trans. Astron. Obs. Yale Univ., 12a, 1, 1940 (-14 to -18 deg zones)
WFC1940b Pa - Schlesinger, F. & Barney, I. 1940TOYal..12b...1S
WFC1940b Trans. Astron. Obs. Yale Univ., 12b, 1, 1940 (-18 to -20 deg zones)
WFC1943a Pa - Schlesinger, F. & Barney, I. 1943TOYal..13a...1S
WFC1943a Trans. Astron. Obs. Yale Univ., 13a, 1, 1943 (-20 to -22 deg zones)
WFC1943b Pa - Schlesinger, F. & Barney, I. 1943TOYal..13b...1S
WFC1943b Trans. Astron. Obs. Yale Univ., 13b, 1, 1943 (-27 to -30 deg zones)
WFC1943c Pa - Schlesinger, F. & Barney, I. 1943TOYal..14....1S
WFC1943c Trans. Astron. Obs. Yale Univ., 14, 1, 1943 (-22 to -27 deg zones)
WFC1945a Pa - Barney, I. 1945TOYal..16....1B
WFC1945a Trans. Astron. Obs. Yale Univ., 16, 1, 1945 (-06 to -10 deg zones)
WFC1945b Pa - Barney, I. 1945TOYal..17....1B
WFC1945b Trans. Astron. Obs. Yale Univ., 17, 1, 1945 (-02 to -06 deg zones)
WFC1947 Pa - Barney, I. 1947TOYal..18....1B
WFC1947 Trans. Astron. Obs. Yale Univ., 18, 1, 1947 (+15 to +20 deg zones)
WFC1948 Pa - Barney, I. 1948TOYal..19....1B
WFC1948 Trans. Astron. Obs. Yale Univ., 19, 1, 1948 (+09 to +15 deg zones)
WFC1949 Pa - Barney, I. 1949TOYal..20....1B
WFC1949 Trans. Astron. Obs. Yale Univ., 20, 1, 1949 (+01 to +05 deg zones)
WFC1950a Pa - Baillaud, J. .
WFC1950a Paris Obs., 1950 (+17 to +25 deg zones)
WFC1950b Pa - Barney, I. 1950TOYal..21....1B
WFC1950b Trans. Astron. Obs. Yale Univ., 21, 1, 1950 (+01 to -02 deg zones)
WFC1950c Pa - Barney, I. 1950TOYal..22A...1B
WFC1950c Trans. Astron. Obs. Yale Univ., 22, 1, 1950 (+05 to +09 deg zones)
WFC1953 Pa - Barney, I. 1953TOYal..24....1B
WFC1953 Trans. Astron. Obs. Yale Univ., 24, 1, 1954 (+25 to +30 deg zones)
WFC1954a Pa - Jackson, J. & Stoy R.H. 1954AnCap..17.....J
WFC1954a Ann. Cape Obs. London 17, 1954
WFC1954a Cape Photographic Catalogue for 1950.0., Vol. 17: Zone -30 deg to -35 deg
WFC1954b Pa - Jackson, J. & Stoy R.H. 1954AnCap..18.....J
WFC1954b Ann. Cape Obs. London 18, 1954
WFC1954b Cape Photographic Catalogue for 1950.0., Vol. 18: Zone -35 deg to -40 deg
WFC1954c Pa - Barney, I. 1954TOYal..25....1B
WFC1954c Trans. Astron. Obs. Yale Univ., 25, 1, 1954 (+20 to +25 deg zones)
WFC1954d Pa - Barney, I., Hoffleit, D., & Jones, R.B. 1954TOYal..26....1B
WFC1954d Trans. Astron. Obs. Yale Univ., 26, 1, 1954 (+85 to +90 deg zones)
WFC1955 Pa - Jackson, J. & Stoy R.H. 1955AnCap..19.....J
WFC1955 Ann. Cape Obs. London 19, 1955
WFC1955 Cape Photographic Catalogue for 1950.0., Vol. 19: Zone -52 deg to -56 deg
WFC1958a Pa - Schorr, R. & Kohlschuetter, A. .
WFC1958a AGK2 Cat. North of -2.5 deg, Vol. 1-15, 1958 (Bergedorf)
WFC1958b Pa - Schorr, R. & Kohlschuetter, A. .
WFC1958b AGK2 Cat. North of -2.5 deg, Vol. 1-15, 1958 (Bonn)
WFC1958c Pa - Jackson, J. & Stoy R.H. 1958AnCap..20..155J
WFC1958c Ann. Cape Obs. London, 20, 155, 1958
WFC1958c Cape Photographic Catalogue for 1950.0. Vol. 20: Zones -56 to -60 deg
WFC1958d Pa - Jackson, J. & Stoy R.H. 1958AnCap..20..155J
WFC1958d Ann. Cape Obs., London, 20, 155, 1958
WFC1958d Cape Photographic Catalogue for 1950.0. Vol. 20: Zones -60 to -64 deg
WFC1959a Pa - Barney, I., Hoffleit, D., & Jones, R.B. 1959TOYal..26....1B
WFC1959a Trans. Astron. Obs. Yale Univ., 26, 1, 1959 (+50 to +55 deg zones)
WFC1959b Pa - Barney, I., Hoffleit, D., & Jones, R.B. 1959TOYal..27....1B
WFC1959b Trans. Astron. Obs. Yale Univ., 27, 1, 1959 (+55 to +60 deg zones)
WFC1966a Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966a Ann. Cape Obs. London, 21, 1966
WFC1966a Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -64 to -68 deg
WFC1966b Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966b Ann. Cape Obs. London, 21, 1966
WFC1966b Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -68 to -72 deg
WFC1966c Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966c Ann. Cape Obs. London, 21, 1966
WFC1966c Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -72 to -76 deg
WFC1966d Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966d Ann. Cape Obs. London, 21, 1966
WFC1966d Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -76 to -80 deg
WFC1967 Pa - Hoffleit, D. 1967TOYal..28....1H
WFC1967 Trans. Astron. Obs. Yale Univ., 28, 1, 1967 (-30 to -35 deg zones)
WFC1968a Pa - Stoy R.H. 1968AnCap..22..125S
WFC1968a Ann. Cape Obs., London, 22, 125, 1968
WFC1968a Cape Photographic Catalogue for 1950.0. Vol. 22: Zones -80 to -89 deg
WFC1968b Pa - Hoffleit, D. 1968TOYal..29....1H
WFC1968b Trans. Astron. Obs. Yale Univ., 29, 1, 1968 (-35 to -40 deg zones)
WFC1970 Pa - Hoffleit, D., Eckert, D., Lu, P., & Paranya, K. 1970TOYal..30....1H
WFC1970 Trans. Astron. Obs. Yale Univ., 30, 1, 1970 (-40 to -50 deg zones)
WFC1971 Pa - Lu, P.K. 1971TOYal..31....1L
WFC1971 Trans. Astron. Obs. Yale Univ., 31, 1, 1971 (-70 to -90 deg zones)
WFC1975 Pa - Dieckvoss, W. .
WFC1975 AGK3 Cat. North of -2.5 deg dec, Vol. 1-8, 1975
WFC1983a Pa - Eichhorn, H., Googe, W.D., Lukac, C.F., & Murphy, J.K. 1983AJ.....88..546E
WFC1983a AJ 88, 546, 1983 (Sydney Obs. -48 to -54 deg zones)
WFC1983b Pa - King, D.S. & Lomb, N.R. 1983RSNSW.116...53K
WFC1983b Journal & Proc., Royal Soc. New South Wales 116, 53-70, 1983
WFC1983b (Sydney Obs. -51 to -63.5 deg zones)
WFC1983c Pa - Fallon, F.W. & Hoffleit, D. 1983TrAOY..32....1F
WFC1983c Trans. Astron. Obs. Yale Univ., 32, 1, 1983 (-60 to -70 deg zones)
WFC1992 Pa - Zacharias, N., de Vegt, C., Nicholson, W., & Penston, M.J. 1992A&A...254..397Z
WFC1992 A&A 254, 397, 1992 (CPC2)
WFC1994 Pa - Bystrov, N.F., Polojentsev, D.D, Potter, H.I., Yagudin, L.I., & Zallez, R.F. 1994BICDS..44....3B
WFC1994 Bull. Inf. CDS 44, 3, 1994 (FOKAT)
WFC1998 Pa j Urban, S.E., Corbin, T.E., Wycoff, G.L., Martin, J.C., Jackson, E.S., 1998AJ....115.1212U
WFC1998 Zacharias, M.I., & Hall, D.M.
WFC1998 AJ 115, 1212, 1998 (Astrographic Cat. 2000)
WFC1999 Pa - Zacharias, N. & Zacharias, M.I. 1999AJ....118.2503Z
WFC1999 AJ 118, 2503, 1999
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20190+4316 WFC 231 2000 6 331 7.4 11.10 11.13 D 201901.64+431608.5
20190+4316 WFC 231 2003 7 331 7.4 11.10 11.13 D 201901.64+431608.5
20190+4316 WFC 231 2010 8 328 6.0 11.10 11.13 201901.64+431608.5
20190+4316 WFC 231 2015 8 331 7.4 11.10 11.13 201901.64+431608.5
20190+4316 WFC 231 2016 13 331 7.4 11.10 11.13 201901.64+431608.5

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

 
 
WDS 20190+4316 WFC 231 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20190+4316 WFC 231 : MEASURES
 
 
No records found.

 
 
WDS 20190+4316 : VIRTUAL EYEPIECE
 
 

20190+4316 WFC 231A mag 11.1 20190+4316 WFC 231B sep 7.0 P.A. 338.00 mag 11.13 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+4316 : ALADIN DSS IMAGE @ 20h 19m 01.64s +43° 16' 08.5"
 
 
 
 
WDS 20190+4316 WFC 231 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20190+4316 WFC 231 distance=0' 20195+4307 TDS1059 distance=11' 20179+4319 ES 1440 distance=13' 20187+4329 TDT2158 distance=14' 20210+4320 TDT2198 distance=22' 20169+4337 FOX 252 distance=31' 20212+4335 HJ 1505 distance=31' 20167+4335 FOX 251 distance=32' 20188+4244 HO 124 distance=33' 20211+4341 A 46AB distance=34' 20211+4341 A 46AB,C distance=34' 20159+4307 BRT2257 distance=36' 20165+4339 ES 1439 distance=36' 20219+4257 BRT2262 distance=37' 20205+4351 BU 1207AB distance=39' 20205+4351 TRN 29AC distance=39' 20205+4351 IOT 2Aa,Ab distance=39' 20159+4257 ROE 42 distance=40' 20224+4332 TDT2215 distance=40' 20229+4311 L 34 distance=43' 20157+4339 A 2095AB distance=44' 20157+4339 STF2659AB,C distance=44' 20157+4339 STF2659AB,D distance=44' 20157+4339 FOX 39DE distance=44' 20157+4339 A 2095DF distance=44' 20229+4259 HO 128AB distance=46' 20229+4259 STTA207AC distance=46' 20229+4259 STTA207CD distance=47' 20189+4227 HJ 1503 distance=49' 20151+4249 A 388 distance=51' 20229+4243 A 289AB distance=54' 20229+4243 A 289AC distance=54' 20158+4233 ES 1567 distance=56' 20137+4323 BU 660AB distance=59' 20137+4323 BU 660AC distance=59' 20137+4323 FOX 250AD distance=59' 20231+4405 TDT2227 distance=66' 20253+4355 A 291AB distance=79' 20253+4355 A 291AC distance=79' 20142+4216 TDT2110 distance=80' 20168+4158 ES 1568BC distance=83' 20168+4158 ES 1568AB distance=83' 20248+4223 ES 1678 distance=83' 20161+4432 BRT2258 distance=83' 20210+4437 A 725 distance=84' 20213+4155 TDT2201 distance=85' 20166+4437 TDT2135 distance=86' 20197+4151 MMA 3 distance=86' 20144+4206 STT 403AB distance=87' 20144+4206 STF2657AC distance=87' 20251+4220 TDT2252 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 20190+4316 WFC 231 331 7.4
Show 20195+4307 TDS1059 117 0.9 11
Show 20179+4319 ES 1440 256 2.6 13
Show 20187+4329 TDT2158 164 1.8 14
Show 20210+4320 TDT2198 3 1.8 22
Show 20169+4337 FOX 252 246 18.6 31
Show 20212+4335 HJ 1505 111 16.7 31
Show 20167+4335 FOX 251 279 5.5 32
Show 20188+4244 HO 124 357 0.9 33
Show 20211+4341 A 46 AB 77 0.4 34
Show 20211+4341 A 46 AB,C 265 2.0 34
Show 20159+4307 BRT2257 101 3.4 36
Show 20165+4339 ES 1439 30 1.7 36
Show 20219+4257 BRT2262 129 2.5 37
Show 20205+4351 BU 1207 AB 211 4.8 39
Show 20205+4351 TRN 29 AC 202 2.3 39
Show 20205+4351 IOT 2 Aa,Ab 152 0.0 39
Show 20159+4257 ROE 42 91 6.1 40
Show 20224+4332 TDT2215 91 0.9 40
Show 20229+4311 L 34 174 4.5 43
Show 20157+4339 A 2095 AB 333 0.2 44
Show 20157+4339 STF2659 AB,C 311 2.7 44
Show 20157+4339 STF2659 AB,D 251 20.5 44
Show 20157+4339 FOX 39 DE 135 1.4 44
Show 20157+4339 A 2095 DF 48 7.6 44
Show 20229+4259 HO 128 AB 357 1.4 46
Show 20229+4259 STTA207 AC 65 85.8 46
Show 20229+4259 STTA207 CD 162 56.1 47
Show 20189+4227 HJ 1503 73 16.9 49
Show 20151+4249 A 388 36 0.7 51
Show 20229+4243 A 289 AB 154 3.9 54
Show 20229+4243 A 289 AC 351 70.5 54
Show 20158+4233 ES 1567 182 2.4 56
Show 20137+4323 BU 660 AB 318 8.7 59
Show 20137+4323 BU 660 AC 190 58.2 59
Show 20137+4323 FOX 250 AD 279 31.5 59
Show 20231+4405 TDT2227 172 0.5 66
Show 20253+4355 A 291 AB 148 0.8 79
Show 20253+4355 A 291 AC 284 18.1 79
Show 20142+4216 TDT2110 178 4.5 80
Show 20168+4158 ES 1568 BC 187 2.3 83
Show 20168+4158 ES 1568 AB 292 12.8 83
Show 20248+4223 ES 1678 187 6.6 83
Show 20161+4432 BRT2258 6 2.8 83
Show 20210+4437 A 725 25 0.9 84
Show 20213+4155 TDT2201 359 0.6 85
Show 20166+4437 TDT2135 38 0.9 86
Show 20197+4151 MMA 3 105 11.0 86
Show 20144+4206 STT 403 AB 170 0.9 87
Show 20144+4206 STF2657 AC 32 11.6 87
Show 20251+4220 TDT2252 347 1.8 88

 
 
WDS 20190+4316 : COMPONENTS
 
 
  A
B pa=338.0°
sep=6.98"
 
 
20190+4316 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201901.64+431608.5 Mag 11.1 PmRA 6.00
PmDE -1.0 Tycho2 3163-00082-2
Tycho2
Tycho2 3163-00082-2 Pflag RAmdeg 304.75681722 DEmdeg 43.26903386
PmRA 1.5 PmDE -0.5 E RAmdeg 37 E DEmdeg 37
E pmRA 1.4 E pmDE 1.3 EpRAm 1983.34 EpDEm 1982.40
Num 4 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 11.395 E BTmag 0.059 VTmag 11.104
E VTmag 0.069 Prox 74 TYC T HIP
CCDM RAdeg 304.75681194 DEdeg 43.26903500 EpRA 1990 1.73
EpDE 1990 1.77 E RAdeg 38.6 E DEdeg 38.9 Posflg
Corr 0.0
 
 
20190+4316 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201901.40+431615.0 Mag 11.13 PmRA 1.00
PmDE 4.0 Tycho2 3163-00082-1 Calc delta mag 0.03 Calc coord yes
Tycho2
Tycho2 3163-00082-1 Pflag RAmdeg 304.75545963 DEmdeg 43.27084196
PmRA 3.8 PmDE -0.2 E RAmdeg 44 E DEmdeg 43
E pmRA 1.5 E pmDE 1.4 EpRAm 1981.68 EpDEm 1980.48
Num 4 Q RAmdeg 1.0 Q DEmdeg 2.3 Q pmRA 1.1
Q pmDE 2.3 BTmag 11.758 E BTmag 0.074 VTmag 11.127
E VTmag 0.071 Prox 74 TYC T HIP
CCDM RAdeg 304.75544806 DEdeg 43.27084222 EpRA 1990 1.74
EpDE 1990 1.79 E RAdeg 46.2 E DEdeg 46.2 Posflg
Corr 0.0