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Doubles in session


Current system
07164+4738
STF 1044
HD 55725


Nearby doubles
18' : 07181+4754
COU2605

20' : 07179+4721
TDS4684AB

35' : 07163+4813
STF1040

37' : 07203+4759
ES 1241

51' : 07202+4820
HU 619AB

56' : 07150+4830
LDS1205

61' : 07139+4830
STF1032AB

71' : 07103+4732
DAM1219

77' : 07104+4810
LDS1204

81' : 07245+4711
TDS4773

86' : 07116+4845
TVB 158

97' : 07225+4620
A 1743

99' : 07219+4614
ES 2624

102' : 07271+4754
TDS4810

106' : 07080+4650
ES 1240AB

106' : 07275+4753
TDS4821

112' : 07180+4548
LDS3731

113' : 07118+4601
A 1326

116' : 07121+4924
TDS4579

122' : 07289+4811
KUI 30AB

123' : 07195+4939
ES 2623AB

123' : 07121+4931
ES 1080

125' : 07097+4602
UC 103

125' : 07057+4827
UC 102

126' : 07253+4606
UC 1580

127' : 07076+4902
TDS4495



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.

07164+4738 STF 1044 (HD 55725)

 
 
07h 17m 08.96s +47° 39' 18.1" P.A. 170.00 sep 13.0 mag 10.08,10.60 Sp K0 dist. 110.38 pc (360.06 l.y.)
 
 
Coord 2000 07164+4738 Discov num STF1044 Comp Coord arcsec 2000 07 17 08.96 +47 39 18.1
Date first 1828 Date last 2017 Obs 31
Pa first 167 Pa last 169.8 P.A. Now (θ) 169.8°
Sep first 12.4 Sep last 13.02 Sep. Now (ρ) 13.02"
Mag pri 10.08 Mag sec 10.60 delta mag (ΔM) 0.52 Spectral class K0 (yellow-orange)
Pri motion ra +033 Sec motion ra +064
Pri motion dec +070 Sec motion dec -100
Notes N (See Notes)
rPM=1.455
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 55725 Constellation Lynx SAO 41656 HIP 35194
Tycho2 3396-02198-1 Gaia DR2 975013174545564928 HD 55725 ADS 5932
BD BD+47 1420 Distance 110.38 Distance ly 360.06
 
 
WDS 07164+4738 STF 1044 (HD 55725) : NOTES
 
 
discov_num notes refcode
STF1044 Also known as ARN 68.
 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07164+4738 STF1044 2004 19 170 12.8 10.08 10.60 N D 071708.96+473918.1
07164+4738 STF1044 2015 22 169 13.1 10.08 10.60 K0 N 071708.96+473918.1
07164+4738 STF1044 2017 31 170 13.0 10.08 10.60 K0 N 071708.96+473918.1

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

 
 
WDS 07164+4738 STF 1044 (HD 55725) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 07164+4738 STF 1044 (HD 55725) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 15/04/10 g.locatelli mean difficulty 13.00 0.05 169.00 0.28 0.40 1 Unfiltered mag pri 9.7 sec 10.1
 
 
WDS 07164+4738 (HD 55725) : VIRTUAL EYEPIECE
 
 

07164+4738 STF1044A mag 10.08 Sp K0 07164+4738 STF1044B sep 12.9 P.A. 173.10 mag 10.6 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 07164+4738 (HD 55725) : ALADIN DSS IMAGE @ 07h 17m 08.96s +47° 39' 18.1"
 
 
 
 
WDS 07164+4738 STF 1044 (HD 55725) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

07164+4738 STF1044 distance=0' 07181+4754 COU2605 distance=18' 07179+4721 TDS4684AB distance=20' 07163+4813 STF1040 distance=35' 07203+4759 ES 1241 distance=37' 07202+4820 HU 619AB distance=51' 07202+4820 HU 619AB,C distance=51' 07150+4830 LDS1205 distance=56' 07139+4830 STF1032AB distance=61' 07139+4830 STF1032AC distance=61' 07103+4732 DAM1219 distance=71' 07104+4810 LDS1204 distance=77' 07245+4711 TDS4773 distance=81' 07116+4845 TVB 158 distance=86' 07225+4620 A 1743 distance=97' 07219+4614 ES 2624 distance=99' 07271+4754 TDS4810 distance=102' 07080+4650 ES 1240AB distance=106' 07080+4650 ES 1240AC distance=106' 07275+4753 TDS4821 distance=106' 07180+4548 LDS3731 distance=112' 07118+4601 A 1326 distance=113' 07121+4924 TDS4579 distance=116' 07289+4811 KUI 30AB distance=122' 07289+4811 BU 758AB,C distance=122' 07195+4939 ES 2623AB distance=123' 07195+4939 BKO 110AC distance=123' 07195+4939 SIN 28AD distance=123' 07121+4931 ES 1080 distance=123' 07097+4602 UC 103 distance=125' 07057+4827 UC 102 distance=125' 07253+4606 UC 1580 distance=126' 07076+4902 TDS4495 distance=127' 07294+4717 A 2046 distance=127' 07291+4823 TDS4851 distance=128' 07264+4611 ES 1242 distance=130' 07195+4949 HDS1024 distance=132' 07268+4611 A 2045 distance=133' 07302+4720 TDS4869 distance=134' 07307+4813 GIC 75AB distance=141' 07307+4813 WNO 49Ba,Bb distance=141' 07125+4525 UC 1549 distance=143' 07307+4833 NSN 577 distance=146' 07111+4954 ES 2622AB distance=148' 07111+4954 BKO 108AC distance=148' 07098+4529 DAM1218 distance=151' 07074+4546 DAM1214 distance=152' 07027+4650 KPP1716 distance=156' 07121+5009 TDS4578 distance=158' 07327+4750 TDS4912 distance=158' 07223+5009 STF1065 distance=158' 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 07164+4738 STF1044 170 13.0
Show 07181+4754 COU2605 200 0.3 18
Show 07179+4721 TDS4684 AB 110 1.0 20
Show 07163+4813 STF1040 261 7.3 35
Show 07203+4759 ES 1241 4 3.3 37
Show 07202+4820 HU 619 AB 13 0.3 51
Show 07202+4820 HU 619 AB,C 269 16.3 51
Show 07150+4830 LDS1205 47 13.0 56
Show 07139+4830 STF1032 AB 114 2.7 61
Show 07139+4830 STF1032 AC 319 131.1 61
Show 07103+4732 DAM1219 66 4.6 71
Show 07104+4810 LDS1204 95 2.8 77
Show 07245+4711 TDS4773 287 0.5 81
Show 07116+4845 TVB 158 85 3.1 86
Show 07225+4620 A 1743 272 1.2 97
Show 07219+4614 ES 2624 88 80.9 99
Show 07271+4754 TDS4810 64 0.4 102
Show 07080+4650 ES 1240 AB 330 3.1 106
Show 07080+4650 ES 1240 AC 296 18.1 106
Show 07275+4753 TDS4821 126 0.6 106
Show 07180+4548 LDS3731 86 74.9 112
Show 07118+4601 A 1326 338 0.2 113
Show 07121+4924 TDS4579 125 1.2 116
Show 07289+4811 KUI 30 AB 94 1.1 122
Show 07289+4811 BU 758 AB,C 94 16.4 122
Show 07195+4939 ES 2623 AB 319 9.6 123
Show 07195+4939 BKO 110 AC 81 57.2 123
Show 07195+4939 SIN 28 AD 350 9.1 123
Show 07121+4931 ES 1080 31 4.4 123
Show 07097+4602 UC 103 72 35.2 125
Show 07057+4827 UC 102 59 19.9 125
Show 07253+4606 UC 1580 108 31.7 126
Show 07076+4902 TDS4495 179 3.2 127
Show 07294+4717 A 2046 248 1.4 127
Show 07291+4823 TDS4851 293 0.5 128
Show 07264+4611 ES 1242 276 7.9 130
Show 07195+4949 HDS1024 9 0.1 132
Show 07268+4611 A 2045 10 0.9 133
Show 07302+4720 TDS4869 4 0.9 134
Show 07307+4813 GIC 75 AB 154 103.0 141
Show 07307+4813 WNO 49 Ba,Bb 318 0.7 141
Show 07125+4525 UC 1549 267 11.9 143
Show 07307+4833 NSN 577 182 3.3 146
Show 07111+4954 ES 2622 AB 127 46.7 148
Show 07111+4954 BKO 108 AC 175 50.8 148
Show 07098+4529 DAM1218 135 4.7 151
Show 07074+4546 DAM1214 200 3.2 152
Show 07027+4650 KPP1716 215 13.3 156
Show 07121+5009 TDS4578 5 2.1 158
Show 07327+4750 TDS4912 308 0.6 158
Show 07223+5009 STF1065 256 15.1 158

 
 
WDS 07164+4738 : COMPONENTS
 
 
  A
B pa=173.1°
sep=12.91"
 
 
07164+4738 A
 
 
Componente originario normalizzato AB Name HD 55725 Coord arcsec 2000 071708.96+473918.1 Mag 10.08
Spectral class K0 (yellow-orange) PmRA 33.00 PmDE 70.0 SAO 41656
Tycho2 3396-02198-1 HD 55725 ADS 5932 DM BD+47 1420
Tycho2
Tycho2 3396-02198-1 Pflag RAmdeg 109.28735285 DEmdeg 47.65502775
PmRA 64.2 PmDE -96.7 E RAmdeg 27 E DEmdeg 29
E pmRA 2.6 E pmDE 2.3 EpRAm 1990.66 EpDEm 1990.16
Num 4 Q RAmdeg 0.3 Q DEmdeg 0.6 Q pmRA 0.3
Q pmDE 0.6 BTmag 11.184 E BTmag 0.061 VTmag 10.080
E VTmag 0.036 Prox 129 TYC T HIP
CCDM RAdeg 109.28713694 DEdeg 47.65524722 EpRA 1990 1.84
EpDE 1990 1.83 E RAdeg 27.0 E DEdeg 29.2 Posflg
Corr 0.4
SAO
SAO 41656 DelFlag RA1950 PmRA1950 -0.0011
DE1950 PmDE1950 0.02 Vmag 7.9 SpType A2
Double code Source 3 CatNum 669 DM BD+47 1420
DMcomp BDsup HD 55725 M HD 0
GC RA1950rad 1.88788092 DE1950rad 0.83300656 PmRA2000 -0.0011
PmDE2000 0.022
CCDM
Ccdm 07164+4738 RComp Comp A Note1
Note2 Discov num DRAs -0.49 DDEs 19.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp A2 PmNote *
PmRA -3 PmDE 1 Dm number +47 1420 Cat1 BD
Name2 +47 669 Cat2 AGK2/3 HD 55725 M HD
ADS BDS A 5932 M ADS BDS N IDS IDS 07090N4749A
HIC 35194
 
 
07164+4738 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 071709.11+473905.3 Mag 10.6 PmRA 64.00
PmDE -100.0 Tycho2 3396-02200-1 Calc delta mag 0.52 Calc coord yes
Tycho2
Tycho2 3396-02200-1 Pflag RAmdeg 109.28833356 DEmdeg 47.65150203
PmRA 58.6 PmDE -99.1 E RAmdeg 39 E DEmdeg 44
E pmRA 2.6 E pmDE 2.4 EpRAm 1989.32 EpDEm 1987.89
Num 4 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.8
Q pmDE 0.5 BTmag 11.800 E BTmag 0.088 VTmag 10.601
E VTmag 0.052 Prox 129 TYC T HIP
CCDM RAdeg 109.28813667 DEdeg 47.65172722 EpRA 1990 1.86
EpDE 1990 1.82 E RAdeg 40.0 E DEdeg 45.4 Posflg
Corr 0.4
CCDM
Ccdm 07164+4738 RComp Comp B Note1
Note2 Discov num STF1044 DRAs DDEs
R dRAs Year 1828 Theta 168 Rho 12.4
Obs 7 Vmag 8.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 5932 M ADS BDS N IDS IDS 07090N4749B
HIC 35195