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Doubles in session


Current system
03233+2058
STF 381
HD 20947


Nearby doubles
16' : 03228+2045
HDS 423AB

32' : 03212+2109
COU 259

33' : 03247+2033
J 931

43' : 03218+2134
GRV 173

45' : 03209+2031
HDS 418

54' : 03216+2145
HU 434

55' : 03208+2139
AG 66

58' : 03199+2131
OCC 254

59' : 03261+2015
A 2344AB

66' : 03199+2143
HU 433

73' : 03280+2028
STF 394AB

86' : 03203+1944
STF 376

87' : 03295+2107
HU 435

88' : 03265+2213
LDS6083

90' : 03287+2010
TDS 116

92' : 03243+2231
LDS6082

93' : 03178+2008
LDS3470

96' : 03270+2219
LDS6084

102' : 03216+1920
GWP 455

114' : 03305+2006
STF 399AB

115' : 03206+1911
STF 377AB

115' : 03313+2119
GRV 178

118' : 03149+2103
OCC 837

123' : 03275+1911
A 2345AB

123' : 03314+2148
STF 404AB

125' : 03198+1905
OCC 362



Selections
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Binary Systems
Triple Systems
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Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

03233+2058 STF 381 (HD 20947)

 
 
03h 23m 19.33s +20° 58' 13.9" P.A. 104.00 sep 1.0 mag 7.56,8.75 Sp G5
 
 
Coord 2000 03233+2058 Discov num STF 381 Comp Coord arcsec 2000 03 23 19.33 +20 58 13.9
Date first 1827 Date last 2023 Obs 74
Pa first 94 Pa last 104 P.A. Now (θ) 104°
Sep first 0.8 Sep last 0.991 Sep. Now (ρ) 0.991"
Mag pri 7.56 Mag sec 8.75 delta mag (ΔM) 1.19 Spectral class G5 (yellow)
Pri motion ra -016 Sec motion ra -016
Pri motion dec -008 Sec motion dec -008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 20947 Constellation Aries SAO 75906 Tycho2 1245-00245-1
Gaia DR2 61230432459246336 HD 20947 GC 4037
 
 
WDS 03233+2058 STF 381 (HD 20947) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
STF (F. Struve DD - Appendix list #1)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
03233+2058 STF 381 2006 69 107 1.1 7.56 8.75 G5 +20 554 032319.33+205813.9
03233+2058 STF 381 2013 67 108 1.1 7.56 8.75 G5 +20 554 032319.33+205813.9
03233+2058 STF 381 2015 69 108 1.0 7.56 8.75 G5 +20 554 032319.33+205813.9
03233+2058 STF 381 2018 72 109 1.1 7.56 8.75 G5 +20 554 032319.33+205813.9

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

 
 
WDS 03233+2058 STF 381 (HD 20947) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03233+2058 STF 381 (HD 20947) : MEASURES
 
 
No records found.

 
 
WDS 03233+2058 (HD 20947) : VIRTUAL EYEPIECE
 
 

03233+2058 STF 381A mag 7.56 Sp G5 03233+2058 STF 381B sep 1.0 P.A. 104.00 mag 8.75 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 03233+2058 (HD 20947) : ALADIN DSS IMAGE @ 03h 23m 19.33s +20° 58' 13.9"
 
 
 
 
WDS 03233+2058 STF 381 (HD 20947) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03233+2058 STF 381 distance=0' 03228+2045 HDS 423AB distance=16' 03228+2045 HDS 423AC distance=16' 03228+2045 HDS 423AD distance=16' 03228+2045 HDS 423AE distance=16' 03228+2045 HDS 423AF distance=16' 03212+2109 COU 259 distance=32' 03247+2033 J 931 distance=33' 03218+2134 GRV 173 distance=43' 03209+2031 HDS 418 distance=45' 03216+2145 HU 434 distance=54' 03208+2139 AG 66 distance=55' 03199+2131 OCC 254 distance=58' 03261+2015 A 2344AB distance=59' 03261+2015 CTT 6AC distance=59' 03199+2143 HU 433 distance=66' 03280+2028 COU 260Aa,Ab distance=73' 03280+2028 STF 394AB distance=73' 03203+1944 STF 376 distance=86' 03295+2107 HU 435 distance=87' 03265+2213 LDS6083 distance=88' 03287+2010 TDS 116 distance=90' 03243+2231 LDS6082 distance=92' 03178+2008 LDS3470 distance=93' 03270+2219 LDS6084 distance=96' 03216+1920 GWP 455 distance=102' 03305+2006 STF 399AB distance=114' 03305+2006 STF 399AC distance=114' 03305+2006 RAO 11Ba,Bb distance=114' 03206+1911 STF 377AB distance=115' 03206+1911 STF 377AC distance=115' 03313+2119 GRV 178 distance=115' 03149+2103 OCC 837 distance=118' 03275+1911 A 2345AB distance=123' 03314+2148 STF 404AB distance=123' 03314+2148 STF 404AC distance=123' 03198+1905 OCC 362 distance=125' 03314+2148 STF 405CD distance=125' 03143+2057 HJ 2178 distance=126' 03148+2020 OCC 898 distance=126' 03284+2248 BAG 2Aa,Ab distance=132' 03284+2248 BU 878AB distance=132' 03284+2248 BU 878AC distance=132' 03312+1947 STF 403AB distance=132' 03167+1923 COU 360AB distance=133' 03167+1923 COU 360AC distance=133' 03208+2311 OCC 771AB distance=138' 03282+2259 FMR 184 distance=139' 03163+1920 A 2224 distance=139' 03271+1845 CHR 10AB distance=143' 03271+1845 RBR 35AC distance=143' 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 03233+2058 STF 381 104 1.0 0
Show 03228+2045 HDS 423 AB 299 0.2 16
Show 03228+2045 HDS 423 AC 97 2.0 16
Show 03228+2045 HDS 423 AD 86 2.2 16
Show 03228+2045 HDS 423 AE 86 4.3 16
Show 03228+2045 HDS 423 AF 47 4.8 16
Show 03212+2109 COU 259 217 0.9 32
Show 03247+2033 J 931 79 4.8 33
Show 03218+2134 GRV 173 335 57.0 43
Show 03209+2031 HDS 418 342 0.6 45
Show 03216+2145 HU 434 215 0.3 54
Show 03208+2139 AG 66 285 4.0 55
Show 03199+2131 OCC 254 -1 0.1 58
Show 03261+2015 A 2344 AB 189 1.3 59
Show 03261+2015 CTT 6 AC 128 50.9 59
Show 03199+2143 HU 433 259 0.2 66
Show 03280+2028 COU 260 Aa,Ab 83 0.7 73
Show 03280+2028 STF 394 AB 163 6.9 73
Show 03203+1944 STF 376 251 7.2 86
Show 03295+2107 HU 435 344 0.6 87
Show 03265+2213 LDS6083 266 6.6 88
Show 03287+2010 TDS 116 183 1.1 90
Show 03243+2231 LDS6082 210 2.0 92
Show 03178+2008 LDS3470 276 2.5 93
Show 03270+2219 LDS6084 308 24.0 96
Show 03216+1920 GWP 455 208 13.9 102
Show 03305+2006 STF 399 AB 146 19.6 114
Show 03305+2006 STF 399 AC 222 57.6 114
Show 03305+2006 RAO 11 Ba,Bb 249 0.3 114
Show 03206+1911 STF 377 AB 102 1.2 115
Show 03206+1911 STF 377 AC 223 24.3 115
Show 03313+2119 GRV 178 294 13.0 115
Show 03149+2103 OCC 837 136 2.0 118
Show 03275+1911 A 2345 AB 176 1.0 123
Show 03314+2148 STF 404 AB 203 28.7 123
Show 03314+2148 STF 404 AC 50 121.5 123
Show 03198+1905 OCC 362 -1 0.1 125
Show 03314+2148 STF 405 CD 48 26.9 125
Show 03143+2057 HJ 2178 214 17.9 126
Show 03148+2020 OCC 898 -1 0.1 126
Show 03284+2248 BAG 2 Aa,Ab 144 0.1 132
Show 03284+2248 BU 878 AB 61 0.7 132
Show 03284+2248 BU 878 AC 229 144.4 132
Show 03312+1947 STF 403 AB 172 2.3 132
Show 03167+1923 COU 360 AB 257 2.0 133
Show 03167+1923 COU 360 AC 139 29.9 133
Show 03208+2311 OCC 771 AB 158 0.2 138
Show 03282+2259 FMR 184 298 4.0 139
Show 03163+1920 A 2224 331 0.8 139
Show 03271+1845 CHR 10 AB 29 0.0 143
Show 03271+1845 RBR 35 AC 81 0.9 143

 
 
WDS 03233+2058 : COMPONENTS
 
 
  A
B pa=104.0°
sep=0.99"
 
 
03233+2058 A
 
 
Name HD 20947 Coord arcsec 2000 032319.33+205813.9 Mag 7.56 Spectral class G5 (yellow)
PmRA -16.00 PmDE -8.0 SAO 75906 Tycho2 1245-00245-1
HD 20947 GC 4037 DM BD+20 554
Tycho2
Tycho2 1245-00245-1 Pflag P RAmdeg 50.83052456 DEmdeg 20.97051743
PmRA -16.4 PmDE -7.8 E RAmdeg 6 E DEmdeg 6
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.36 EpDEm 1991.23
Num 6 Q RAmdeg 0.2 Q DEmdeg 2.0 Q pmRA 0.2
Q pmDE 1.9 BTmag 8.678 E BTmag 0.018 VTmag 7.556
E VTmag 0.012 Prox 10 TYC T HIP
CCDM RAdeg 50.83046806 DEdeg 20.97056056 EpRA 1990 1.64
EpDE 1990 1.54 E RAdeg 5.7 E DEdeg 6.3 Posflg D
Corr -0.2
SAO
SAO 75906 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.005 Vmag 7.4 SpType G5
Double code Source 70 CatNum 4037 DM BD+20 554
DMcomp BDsup HD 20947 M HD 0
GC 4037 RA1950rad 0.87455519 DE1950rad 0.36291441 PmRA2000 -0.0003
PmDE2000 -0.007
CCDM
Ccdm 03233+2058 RComp Comp A Note1
Note2 Discov num DRAs 1.31 DDEs 13.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp G5 PmNote *
PmRA -17 PmDE -15 Dm number +20 554 Cat1 BD
Name2 +20 308 Cat2 AGK2/3 HD 20947 M HD
ADS BDS A 2504 M ADS BDS N IDS IDS 03176N2037A
HIC
 
 
03233+2058 B
 
 
Coord arcsec 2000 032319.40+205813.7 Mag 8.75 PmRA -16.00 PmDE -8.0
Delta magnitude 1.19 Coordinate calculated yes
CCDM
Ccdm 03233+2058 RComp Comp B Note1
Note2 Discov num STF 381 DRAs DDEs
R dRAs Year 1830 Theta 098 Rho 1.0
Obs 27 Vmag 8.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2504 M ADS BDS N IDS IDS 03176N2037B
HIC