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Current system
15282+3822
STF 1947
FL Boo


Nearby doubles
23' : 15280+3844
CVR1632

33' : 15307+3810
HU 1163

53' : 15317+3903
KZA 96

56' : 15317+3746
TDS9538

56' : 15236+3838
RAO 593

61' : 15333+3827
HJ 2786

66' : 15338+3818
UC 210

69' : 15272+3930
STF1946

71' : 15245+3726
HEI 783

72' : 15311+3925
KZA 94

73' : 15339+3755
BEU 20

74' : 15245+3723
STFA 28AB
Alkalurops

79' : 15304+3935
LAW 23AB

89' : 15355+3803
KPP3961

90' : 15317+3941
KZA 95

91' : 15344+3916
SKF1756

91' : 15205+3826
TDS9493

93' : 15243+3942
LEP 146

95' : 15230+3710
SLW1087

98' : 15216+3922
CBL 487

108' : 15373+3823
SLW1115

108' : 15213+3710
GRV1208

111' : 15371+3748
JNN 105

112' : 15226+3953
WIS 284

113' : 15323+4003
KZA 100AB

113' : 15368+3735
LDS4572



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

15282+3822 STF 1947 (FL Boo)

 
 
15h 28m 09.87s +38° 21' 38.1" P.A. 26.00 sep 6.8 mag 9.98,10.39 Sp K0 dist. 109.41 pc (356.9 l.y.)
 
 
Coord 2000 15282+3822 Discov num STF1947 Comp Coord arcsec 2000 15 28 09.87 +38 21 38.1
Date first 1831 Date last 2021 Obs 43
Pa first 28 Pa last 26.3 P.A. Now (θ) 26.3°
Sep first 6.8 Sep last 6.832 Sep. Now (ρ) 6.832"
Mag pri 9.98 Mag sec 10.39 delta mag (ΔM) 0.41 Spectral class K0 (yellow-orange)
Pri motion ra -018 Sec motion ra -017
Pri motion dec +020 Sec motion dec +020
Notes
rPM=0.037 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name FL Boo Constellation Bootes SAO 64715 HIP 75720
Tycho2 3052-02055-1 Gaia DR2 1387803988895730560 BD BD+38 2662 Distance 109.41
Distance ly 356.9
 
 
WDS 15282+3822 STF 1947 (FL Boo) : 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
15282+3822 STF1947 2005 31 27 6.9 9.98 10.39 K0 +38 2662 D 152809.87+382138.1
15282+3822 STF1947 2006 32 26 6.8 9.98 10.39 K0 +38 2662 D 152809.87+382138.1
15282+3822 STF1947 2013 35 26 6.8 9.98 10.39 K0 +38 2662 D 152809.87+382138.1
15282+3822 STF1947 2015 37 26 6.8 9.98 10.39 K0 +38 2662 152809.87+382138.1
15282+3822 STF1947 2016 42 26 6.8 9.98 10.39 K0 +38 2662 152809.87+382138.1
15282+3822 STF1947 2021 43 26 6.8 9.98 10.39 K0 +38 2662 152809.87+382138.1

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

 
 
WDS 15282+3822 STF 1947 (FL Boo) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15282+3822 STF 1947 (FL Boo) : MEASURES
 
 
No records found.

 
 
WDS 15282+3822 (FL Boo) : VIRTUAL EYEPIECE
 
 

15282+3822 STF1947A mag 9.98 Sp K0 15282+3822 STF1947B sep 6.8 P.A. 26.30 mag 10.39 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15282+3822 (FL Boo) : ALADIN DSS IMAGE @ 15h 28m 09.87s +38° 21' 38.1"
 
 
 
 
WDS 15282+3822 STF 1947 (FL Boo) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15282+3822 STF1947 distance=0' 15280+3844 CVR1632 distance=23' 15307+3810 HU 1163 distance=33' 15317+3903 KZA 96 distance=53' 15317+3746 TDS9538 distance=56' 15236+3838 RAO 593 distance=56' 15333+3827 HJ 2786 distance=61' 15338+3818 UC 210 distance=66' 15272+3930 STF1946 distance=69' 15245+3726 HEI 783 distance=71' 15311+3925 KZA 94 distance=72' 15339+3755 BEU 20 distance=73' 15245+3723 CHR 181Aa,Ab (Alkalurops) distance=74' 15245+3723 STFA 28AB (Alkalurops) distance=74' 15245+3723 STF1938Ba,Bb distance=75' 15304+3935 LAW 23Aa,Ab distance=79' 15304+3935 LAW 23AB distance=79' 15355+3803 KPP3961 distance=89' 15317+3941 KZA 95 distance=90' 15344+3916 SKF1756 distance=91' 15205+3826 TDS9493 distance=91' 15243+3942 LEP 146 distance=93' 15230+3710 SLW1087 distance=95' 15216+3922 CBL 487 distance=98' 15373+3823 SLW1115 distance=108' 15213+3710 GRV1208 distance=108' 15371+3748 JNN 105 distance=111' 15226+3953 WIS 284 distance=112' 15323+4003 KZA 100AB distance=113' 15323+4003 TOB 133AC distance=113' 15368+3735 LDS4572 distance=113' 15322+4005 KZA 99 distance=114' 15364+3723 HDS2195Aa,Ab distance=115' 15364+3723 HU 1166AB distance=115' 15364+3723 FOX 190AC distance=115' 15213+3945 CAC 10 distance=116' 15318+4015 KZA 98AB distance=121' 15318+4015 KZA 98AC distance=121' 15368+3717 KPP3294 distance=121' 15386+3826 ALI 862 distance=123' 15311+4022 KZA 93AB distance=125' 15311+4022 KZA 93AC distance=125' 15311+4022 KZA 93AD distance=125' 15360+3948 STT 298AB distance=127' 15360+3948 STT 298AB,E distance=127' 15360+3948 STT 298AB,C distance=127' 15360+3948 STT 298AB,D distance=127' 15360+3948 STT 298CE distance=127' 15381+3918 SLW1120 distance=130' 15236+4022 COU1442 distance=133' 15233+4022 COU1441 distance=134' 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 15282+3822 STF1947 26 6.8 0
Show 15280+3844 CVR1632 16 3.5 23
Show 15307+3810 HU 1163 178 0.3 33
Show 15317+3903 KZA 96 88 43.5 53
Show 15317+3746 TDS9538 243 2.0 56
Show 15236+3838 RAO 593 0 0.6 56
Show 15333+3827 HJ 2786 170 26.8 61
Show 15338+3818 UC 210 211 68.5 66
Show 15272+3930 STF1946 344 7.5 69
Show 15245+3726 HEI 783 3 1.8 71
Show 15311+3925 KZA 94 257 15.6 72
Show 15339+3755 BEU 20 99 0.8 73
Show Alkalurops 15245+3723 CHR 181 Aa,Ab 188 0.1 74
Show Alkalurops 15245+3723 STFA 28 AB 170 109.2 74
Show 15245+3723 STF1938 Ba,Bb 2 2.3 75
Show 15304+3935 LAW 23 Aa,Ab 94 0.2 79
Show 15304+3935 LAW 23 AB 161 31.1 79
Show 15355+3803 KPP3961 95 28.5 89
Show 15317+3941 KZA 95 142 39.3 90
Show 15344+3916 SKF1756 281 1.4 91
Show 15205+3826 TDS9493 170 0.4 91
Show 15243+3942 LEP 146 138 6.5 93
Show 15230+3710 SLW1087 218 13.1 95
Show 15216+3922 CBL 487 40 25.1 98
Show 15373+3823 SLW1115 109 12.6 108
Show 15213+3710 GRV1208 141 20.0 108
Show 15371+3748 JNN 105 78 0.3 111
Show 15226+3953 WIS 284 249 999.9 112
Show 15323+4003 KZA 100 AB 45 19.8 113
Show 15323+4003 TOB 133 AC 288 16.6 113
Show 15368+3735 LDS4572 89 15.3 113
Show 15322+4005 KZA 99 338 26.9 114
Show 15364+3723 HDS2195 Aa,Ab 63 0.1 115
Show 15364+3723 HU 1166 AB 143 4.2 115
Show 15364+3723 FOX 190 AC 271 59.6 115
Show 15213+3945 CAC 10 91 0.2 116
Show 15318+4015 KZA 98 AB 143 25.0 121
Show 15318+4015 KZA 98 AC 123 52.5 121
Show 15368+3717 KPP3294 119 1.3 121
Show 15386+3826 ALI 862 244 6.3 123
Show 15311+4022 KZA 93 AB 357 40.5 125
Show 15311+4022 KZA 93 AC 91 49.7 125
Show 15311+4022 KZA 93 AD 17 70.7 125
Show 15360+3948 STT 298 AB 192 1.2 127
Show 15360+3948 STT 298 AB,E 336 451.1 127
Show 15360+3948 STT 298 AB,C 327 121.2 127
Show 15360+3948 STT 298 AB,D 221 160.7 127
Show 15360+3948 STT 298 CE 339 331.7 127
Show 15381+3918 SLW1120 36 14.3 130
Show 15236+4022 COU1442 339 0.3 133
Show 15233+4022 COU1441 31 0.2 134

 
 
WDS 15282+3822 : COMPONENTS
 
 
  A
B pa=26.3°
sep=6.83"
 
 
15282+3822 A
 
 
Name FL Boo Coord arcsec 2000 152809.87+382138.1 Mag 9.98 Spectral class K0 (yellow-orange)
PmRA -18.00 PmDE 20.0 HIP 75720 Tycho2 3052-02055-1
BD BD+38 2662
Tycho2
Tycho2 3052-02055-1 Pflag RAmdeg 232.04110763 DEmdeg 38.36057108
PmRA -17.8 PmDE 20.4 E RAmdeg 19 E DEmdeg 19
E pmRA 2.2 E pmDE 2.2 EpRAm 1990.48 EpDEm 1990.44
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.7 Q pmRA 0.7
Q pmDE 1.7 BTmag 10.851 E BTmag 0.039 VTmag 9.977
E VTmag 0.026 Prox 68 TYC T HIP 75720
CCDM A RAdeg 232.04116056 DEdeg 38.36052333 EpRA 1990 1.58
EpDE 1990 1.61 E RAdeg 19.2 E DEdeg 19.3 Posflg
Corr -0.2
Hipparcos
Catalog H HIP 75720 Proxy H RAhms 15 28 09.88
DEdms +38 21 37.9 Vmag 9.29 VarFlag 2 R Vmag H
RAdeg 232.041 DEdeg 38.3605 AstroRef A Plx 13.62
CCDM -16.84 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 26 Rho 6.838 HD BD BD+38 2662
CD CP Dm number +38 2662 VIred 1.04
SpType K0... R SpType Coord arcsec 2000 152809.88+382137.9
Hipparcos 2
HIP 75720 Sn 15 So 3 Nc 2
RArad 4.0498821223 DErad 0.6695173372 Plx 9.14 PmRA -15.39
PmDE 23.82 E RArad 1.27 E DErad 1.4 E Plx 2.02
E pmRA 1.91 E pmDE 2.13 Hpmag E Hpmag 0.0026
SHp 0.027 VA 2 BV 0.74 E BV 0.031
VI 0.79
CCDM
Ccdm 15282+3822 RComp Comp A Note1
Note2 Discov num DRAs -1.94 DDEs -22.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp PmNote *
PmRA 5 PmDE 18 Dm number +38 2662 Cat1 BD
Name2 64715 Cat2 SAO HD M HD
ADS BDS A 9663 M ADS BDS N IDS IDS 15244N3842A
HIC 75720
 
 
15282+3822 B
 
 
Coord arcsec 2000 152810.13+382144.2 Mag 10.39 PmRA -17.00 PmDE 20.0
HIP 75720 Tycho2 3052-01558-1 Delta magnitude 0.41 Coordinate calculated yes
Tycho2
Tycho2 3052-01558-1 Pflag RAmdeg 232.04218256 DEmdeg 38.36225704
PmRA -15.6 PmDE 16.7 E RAmdeg 26 E DEmdeg 26
E pmRA 3.3 E pmDE 3.1 EpRAm 1990.54 EpDEm 1990.45
Num 3 Q RAmdeg 2.4 Q DEmdeg 2.0 Q pmRA 2.5
Q pmDE 2.0 BTmag 11.161 E BTmag 0.048 VTmag 10.387
E VTmag 0.035 Prox 68 TYC T HIP 75720
CCDM B RAdeg 232.04222917 DEdeg 38.36221833 EpRA 1990 1.58
EpDE 1990 1.61 E RAdeg 26.0 E DEdeg 25.6 Posflg
Corr -0.2
Hipparcos
Catalog H HIP 75720 Proxy H RAhms 15 28 09.88
DEdms +38 21 37.9 Vmag 9.29 VarFlag 2 R Vmag H
RAdeg 232.041 DEdeg 38.3605 AstroRef A Plx 13.62
CCDM -16.84 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 26 Rho 6.838 HD BD BD+38 2662
CD CP Dm number +38 2662 VIred 1.04
SpType K0... R SpType Coord arcsec 2000 152809.88+382137.9
Hipparcos 2
HIP 75720 Sn 15 So 3 Nc 2
RArad 4.0498821223 DErad 0.6695173372 Plx 9.14 PmRA -15.39
PmDE 23.82 E RArad 1.27 E DErad 1.4 E Plx 2.02
E pmRA 1.91 E pmDE 2.13 Hpmag E Hpmag 0.0026
SHp 0.027 VA 2 BV 0.74 E BV 0.031
VI 0.79
CCDM
Ccdm 15282+3822 RComp Comp B Note1
Note2 Discov num STF1947 DRAs DDEs
R dRAs Year 1831 Theta 027 Rho 6.8
Obs 11 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9663 M ADS BDS N IDS IDS 15244N3842B
HIC 75720