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Doubles in session


Current system
20257+3022
COU 1324


Nearby doubles
15' : 20250+3034
HDS2921

17' : 20248+3033
ES 363

31' : 20242+2958
FMR 87AB

33' : 20234+3007
J 1772

34' : 20280+3008
BU 62AB

34' : 20282+3024
HJ 1517

36' : 20231+3036
ES 362AB

39' : 20279+3047
RAO 520

39' : 20284+3007
OL 75

43' : 20234+3053
ARG 91

46' : 20225+3004
TDT2216

49' : 20219+3017
TDT2209

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AG 406

53' : 20240+2935
TDT2237

56' : 20215+3035
ARY 4AB

56' : 20294+3048
HJ 1521

57' : 20265+3117
TDT2272

57' : 20223+2946
TDT2213

58' : 20300+3029
STJ 59

58' : 20213+3035
WJD 1

61' : 20245+3120
TDT2244

62' : 20244+2923
HO 457AB

62' : 20269+3121
TDT2280

62' : 20222+3105
TDT2211

65' : 20227+2930
TDT2218

65' : 20223+3110
BRT1954



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20257+3022 COU 1324

 
 
20h 25m 39.10s +30° 21' 59.9" P.A. 202.00 sep 3.0 mag 10.69,12.80 Sp F8
 
 
Coord 2000 20257+3022 Discov num COU1324 Comp Coord arcsec 2000 20 25 39.10 +30 21 59.9
Date first 1975 Date last 2016 Obs 4
Pa first 205 Pa last 201.7 P.A. Now (θ) 201.7°
Sep first 2.6 Sep last 2.996 Sep. Now (ρ) 2.996"
Mag pri 10.69 Mag sec 12.80 delta mag (ΔM) 2.11 Spectral class F8 (yellow-white)
Pri motion ra +019 Sec motion ra
Pri motion dec +017 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1861696872031548800
 
 
WDS 20257+3022 COU 1324 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
COU Couteau, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20257+3022 COU1324 1996 2 201 3.1 10.69 12.80 F8 +29 4029 202539.10+302159.9
20257+3022 COU1324 2015 3 202 3.0 10.69 12.80 F8 +29 4029 202539.10+302159.9
20257+3022 COU1324 2016 4 202 3.0 10.69 12.80 F8 +29 4029 202539.10+302159.9

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

 
 
WDS 20257+3022 COU 1324 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20257+3022 COU 1324 : MEASURES
 
 
No records found.

 
 
WDS 20257+3022 : VIRTUAL EYEPIECE
 
 

20257+3022 COU1324A mag 10.69 Sp F8 20257+3022 COU1324B sep 3.0 P.A. 201.70 mag 12.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20257+3022 : ALADIN DSS IMAGE @ 20h 25m 39.10s +30° 21' 59.9"
 
 
 
 
WDS 20257+3022 COU 1324 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20257+3022 COU1324 distance=0' 20250+3034 HDS2921 distance=15' 20248+3033 ES 363 distance=17' 20242+2958 HDS2916Aa,Ab distance=31' 20242+2958 FMR 87AB distance=31' 20242+2958 FMR 87AC distance=31' 20234+3007 J 1772 distance=33' 20280+3008 BU 62AB distance=34' 20280+3008 BU 62AC distance=34' 20280+3008 BU 62AD distance=34' 20282+3024 HJ 1517 distance=34' 20231+3036 ES 362AB distance=36' 20231+3036 ES 362BC distance=36' 20279+3047 RAO 520 distance=39' 20284+3007 OL 75 distance=39' 20234+3053 ARG 91 distance=43' 20225+3004 TDT2216 distance=46' 20219+3017 TDT2209 distance=49' 20291+2956 AG 406 distance=52' 20240+2935 TDT2237 distance=53' 20215+3035 ARY 4AB distance=56' 20294+3048 HJ 1521 distance=56' 20265+3117 TDT2272 distance=57' 20223+2946 TDT2213 distance=57' 20300+3029 STJ 59 distance=58' 20215+3035 BU 1259Ba,Bb distance=58' 20215+3035 BU 1259BC distance=58' 20213+3035 WJD 1 distance=58' 20245+3120 TDT2244 distance=61' 20244+2923 HO 457AB distance=62' 20244+2923 HO 457AC distance=62' 20269+3121 TDT2280 distance=62' 20222+3105 TDT2211 distance=62' 20227+2930 TDT2218 distance=65' 20223+3110 BRT1954 distance=65' 20306+3029 ES 505 distance=65' 20286+3118 COU1325 distance=68' 20222+3115 A 1208 distance=70' 20282+3124 ES 2435 distance=70' 20287+2924 MLB 532 distance=71' 20222+3118 RAO 430 distance=71' 20217+3112 BRT 279 distance=73' 20211+3104 TDT2200 distance=73' 20280+3128 TDS1074 distance=73' 20261+2910 MLB 479 distance=73' 20251+3141 ES 2434 distance=80' 20317+3005 ARY 46AB distance=81' 20317+3005 ARY 46AC distance=81' 20319+3024 BRT 280 distance=81' 20270+2902 TDT2283 distance=83' 20196+2956 A 1207 distance=84' 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 20257+3022 COU1324 202 3.0 0
Show 20250+3034 HDS2921 358 0.8 15
Show 20248+3033 ES 363 277 3.1 17
Show 20242+2958 HDS2916 Aa,Ab 223 0.2 31
Show 20242+2958 FMR 87 AB 50 1.4 31
Show 20242+2958 FMR 87 AC 117 7.8 31
Show 20234+3007 J 1772 98 2.4 33
Show 20280+3008 BU 62 AB 133 1.2 34
Show 20280+3008 BU 62 AC 179 38.2 34
Show 20280+3008 BU 62 AD 267 46.1 34
Show 20282+3024 HJ 1517 105 13.1 34
Show 20231+3036 ES 362 AB 232 10.8 36
Show 20231+3036 ES 362 BC 270 5.1 36
Show 20279+3047 RAO 520 -1 0.2 39
Show 20284+3007 OL 75 136 1.8 39
Show 20234+3053 ARG 91 175 20.8 43
Show 20225+3004 TDT2216 133 0.5 46
Show 20219+3017 TDT2209 51 1.7 49
Show 20291+2956 AG 406 333 8.5 52
Show 20240+2935 TDT2237 155 0.9 53
Show 20215+3035 ARY 4 AB 287 134.9 56
Show 20294+3048 HJ 1521 194 15.4 56
Show 20265+3117 TDT2272 159 2.8 57
Show 20223+2946 TDT2213 229 1.0 57
Show 20300+3029 STJ 59 219 1.4 58
Show 20215+3035 BU 1259 Ba,Bb 191 0.2 58
Show 20215+3035 BU 1259 BC 356 10.3 58
Show 20213+3035 WJD 1 262 8.8 58
Show 20245+3120 TDT2244 281 0.4 61
Show 20244+2923 HO 457 AB 61 2.0 62
Show 20244+2923 HO 457 AC 268 28.0 62
Show 20269+3121 TDT2280 334 0.5 62
Show 20222+3105 TDT2211 354 2.4 62
Show 20227+2930 TDT2218 292 0.4 65
Show 20223+3110 BRT1954 278 4.8 65
Show 20306+3029 ES 505 15 2.1 65
Show 20286+3118 COU1325 229 0.3 68
Show 20222+3115 A 1208 161 0.2 70
Show 20282+3124 ES 2435 241 3.4 70
Show 20287+2924 MLB 532 351 8.9 71
Show 20222+3118 RAO 430 289 2.6 71
Show 20217+3112 BRT 279 125 3.8 73
Show 20211+3104 TDT2200 55 1.2 73
Show 20280+3128 TDS1074 334 1.5 73
Show 20261+2910 MLB 479 141 6.4 73
Show 20251+3141 ES 2434 287 4.3 80
Show 20317+3005 ARY 46 AB 5 91.1 81
Show 20317+3005 ARY 46 AC 92 146.6 81
Show 20319+3024 BRT 280 48 4.8 81
Show 20270+2902 TDT2283 355 0.4 83
Show 20196+2956 A 1207 351 0.6 84

 
 
WDS 20257+3022 : COMPONENTS
 
 
  A
B pa=201.7°
sep=3.00"
 
 
20257+3022 A
 
 
Coord arcsec 2000 202539.10+302159.9 Mag 10.69 Spectral class F8 (yellow-white) PmRA 19.00
PmDE 17.0
 
 
20257+3022 B
 
 
Coord arcsec 2000 202539.01+302157.1 Mag 12.8 Delta magnitude 2.11 Coordinate calculated yes