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Doubles in session


Current system
16362+5255
STFA 30 BC


Nearby doubles
33' : 16392+5237
ES 968

36' : 16402+5300
KPP4009

52' : 16317+5327
SKF1645

56' : 16328+5209
KPP 663

58' : 16376+5351
SLW1188

59' : 16422+5236
BEM 22

67' : 16413+5344
JNN 109

69' : 16355+5403
GRV1221

91' : 16413+5138
TDT 33

91' : 16460+5317
TDT 74

96' : 16350+5431
NSN 681

104' : 16476+5303
VVO 15

107' : 16319+5435
CVR 828

108' : 16473+5218
ES 970

108' : 16438+5133
HU 664

110' : 16280+5136
HU 663

111' : 16249+5218
LDS4670AB

111' : 16276+5415
ES 630

115' : 16287+5124
HU 748

122' : 16450+5125
SLE 15

125' : 16483+5359
RAO 356

127' : 16366+5502
TDS 824

127' : 16254+5418
BWL 43

128' : 16503+5305
TDT 108

137' : 16383+5040
CVR 189

138' : 16435+5457
KPP2323



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.

16362+5255 STFA 30 BC

 
 
16h 36m 14.05s +52° 55' 27.0" P.A. 194.00 sep 90.1 mag 6.42,5.50 Sp A1Vnn dist. 130.89 pc (426.96 l.y.)
 
 
Coord 2000 16362+5255 Discov num STFA 30 Comp BC Coord arcsec 2000 16 36 14.05 +52 55 27.0
Date first 1832 Date last 2017 Obs 47
Pa first 197 Pa last 194 P.A. Now (θ) 194°
Sep first 89.9 Sep last 90.1 Sep. Now (ρ) 90.1"
Mag pri 6.42 Mag sec 5.50 delta mag (ΔM) 0.92 Spectral class A1Vnn (white)
Pri motion ra -016 Sec motion ra -011
Pri motion dec +032 Sec motion dec +028
Notes N (See Notes)
rPM=0.179 (< 0.3, Physical double)
This double is physical.
 
 
16362+5255 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 Dra 30013 16 36 14 +52 55 28 STF 2078 AB 2021 198 104 2.9 5.38 6.42 1.04
Show 30013 16 36 14 +52 55 28 STFA 30 AC 2018 86 193 90.2 5.38 5.50 0.12
Show 30012 16 36 14 +52 55 27 STFA 30 BC 2017 47 194 90.1 6.42 5.50 0.92 <===
Show 30012 16 36 11 +52 54 00 STFA 30 CD 2020 9 123 125.5 5.50 11.19 5.69
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 30012 HIP 81290 Tycho2 3879-02961-1
Gaia DR2 1425769747447125760 HD 150100 HR 6184 GC 22351
ADS 10129 BD BD+53 1875 Flamsteed 16 Draconis Flamsteed name 16 Dra
Distance 130.89 Distance ly 426.96
 
 
WDS 16362+5255 STFA 30 BC : NOTES
 
 
discov_num notes refcode
STF2078 A: 17 Dra. Common proper motion with 16 Dra.
Aka H 1 4 = SHJ 236.
STFA 30 C: 16 Dra
AC: STTA147.
 
 
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
16362+5255 STFA 30 BC 2004 43 15 89.9 6.53 5.52 N D 163614.00+525527.0
16362+5255 STFA 30 BC 2015 45 197 91.5 6.42 5.50 A1Vnn N 163614.05+525527.0
16362+5255 STFA 30 BC 2017 47 194 90.1 6.42 5.50 A1Vnn N 163614.05+525527.0

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

 
 
WDS 16362+5255 STFA 30 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16362+5255 STFA 30 BC : MEASURES
 
 
No records found.

 
 
WDS 16362+5255 : VIRTUAL EYEPIECE
 
 

16362+5255 STF2078A mag 5.38 Sp B9.5V 16362+5255 STFA 30B sep 3.1 P.A. 105.00 mag 6.42 Sp A1Vnn 16362+5255 STFA 30C sep 90.1 P.A. 193.30 mag 5.5 Sp B9.5V 16362+5255 STFA 30D sep 161.3 P.A. 164.60 mag 11.19 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 16362+5255 : ALADIN DSS IMAGE @ 16h 36m 14.05s +52° 55' 27.0"
 
 
 
 
WDS 16362+5255 STFA 30 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16362+5255 STFA 30BC distance=0' 16362+5255 STF2078AB distance=1' 16362+5255 STFA 30AC distance=1' 16362+5255 STFA 30CD distance=2' 16392+5237 ES 968 distance=33' 16402+5300 KPP4009 distance=36' 16319+5259 A 1862BC distance=38' 16319+5259 A 1862A,BC distance=40' 16317+5327 SKF1645 distance=52' 16328+5209 KPP 663 distance=56' 16376+5351 SLW1188 distance=58' 16422+5236 BEM 22 distance=59' 16413+5344 JNN 109 distance=67' 16355+5403 GRV1221 distance=69' 16413+5138 TDT 33 distance=91' 16460+5317 TDT 74 distance=91' 16350+5431 NSN 681 distance=96' 16476+5303 VVO 15 distance=104' 16319+5435 CVR 828 distance=107' 16473+5218 ES 970 distance=108' 16438+5133 HU 664 distance=108' 16280+5136 HU 663 distance=110' 16249+5218 LDS4670AB distance=111' 16249+5218 LDS4670Aa,Ab distance=111' 16276+5415 ES 630 distance=111' 16287+5124 HU 748 distance=115' 16450+5125 SLE 15 distance=122' 16483+5359 RAO 356 distance=125' 16366+5502 TDS 824 distance=127' 16254+5418 BWL 43 distance=127' 16503+5305 TDT 108 distance=128' 16383+5040 CVR 189 distance=137' 16435+5457 KPP2323 distance=138' 16390+5040 CVR1669 distance=139' 16225+5402 TDS9868 distance=140' 16513+5347 SWI 2 distance=145' 16271+5457 CVR 821 distance=146' 16235+5127 DVG 44 distance=147' 16525+5250 TDS 840 distance=148' 16204+5223 FAR 45AB distance=148' 16204+5223 FAR 45AC distance=148' 16334+5524 STI2343 distance=151' 16437+5040 STF2100AB distance=153' 16495+5124 CVR1675 distance=153' 16238+5441 TDS9878 distance=153' 16306+5521 STI2342 distance=154' 16440+5036 ES 76AB distance=157' 16440+5036 ES 76AC distance=157' 16264+5047 BEM9021 distance=158' 16206+5150 ES 629 distance=158' 16265+5037 COU2112 distance=166' 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 16362+5255 STFA 30 BC 194 90.1
Show 16362+5255 STF2078 AB 104 2.9 1
Show 16362+5255 STFA 30 AC 193 90.2 1
Show 16362+5255 STFA 30 CD 123 125.5 2
Show 16392+5237 ES 968 228 5.5 33
Show 16402+5300 KPP4009 134 36.3 36
Show 16319+5259 A 1862 BC 248 0.3 38
Show 16319+5259 A 1862 A,BC 111 74.4 40
Show 16317+5327 SKF1645 79 3.3 52
Show 16328+5209 KPP 663 177 6.0 56
Show 16376+5351 SLW1188 263 15.1 58
Show 16422+5236 BEM 22 105 7.5 59
Show 16413+5344 JNN 109 94 0.1 67
Show 16355+5403 GRV1221 58 9.6 69
Show 16413+5138 TDT 33 233 0.9 91
Show 16460+5317 TDT 74 229 0.5 91
Show 16350+5431 NSN 681 327 2.2 96
Show 16476+5303 VVO 15 309 9.0 104
Show 16319+5435 CVR 828 118 12.7 107
Show 16473+5218 ES 970 302 3.5 108
Show 16438+5133 HU 664 303 0.5 108
Show 16280+5136 HU 663 233 3.0 110
Show 16249+5218 LDS4670 AB 216 49.0 111
Show 16249+5218 LDS4670 Aa,Ab 281 2.3 111
Show 16276+5415 ES 630 44 5.8 111
Show 16287+5124 HU 748 82 5.9 115
Show 16450+5125 SLE 15 320 22.8 122
Show 16483+5359 RAO 356 200 3.3 125
Show 16366+5502 TDS 824 116 1.6 127
Show 16254+5418 BWL 43 201 5.4 127
Show 16503+5305 TDT 108 354 2.0 128
Show 16383+5040 CVR 189 270 15.4 137
Show 16435+5457 KPP2323 278 19.7 138
Show 16390+5040 CVR1669 23 4.8 139
Show 16225+5402 TDS9868 227 0.7 140
Show 16513+5347 SWI 2 197 7.1 145
Show 16271+5457 CVR 821 263 7.8 146
Show 16235+5127 DVG 44 99 16.6 147
Show 16525+5250 TDS 840 305 1.0 148
Show 16204+5223 FAR 45 AB 24 0.5 148
Show 16204+5223 FAR 45 AC 281 3.2 148
Show 16334+5524 STI2343 225 7.7 151
Show 16437+5040 STF2100 AB 294 23.2 153
Show 16495+5124 CVR1675 204 3.6 153
Show 16238+5441 TDS9878 289 2.1 153
Show 16306+5521 STI2342 341 11.6 154
Show 16440+5036 ES 76 AB 45 2.6 157
Show 16440+5036 ES 76 AC 204 43.8 157
Show 16264+5047 BEM9021 52 18.4 158
Show 16206+5150 ES 629 101 11.0 158
Show 16265+5037 COU2112 75 0.5 166

 
 
WDS 16362+5255 : COMPONENTS
 
 
  A B C
B pa=105.0°
sep=3.09"
 
C pa=193.3°
sep=90.13"
pa=195.3°
sep=90.10"
 
D pa=164.6°
sep=161.29"
pa=165.5°
sep=159.75"
pa=136.8°
sep=93.03"
 
 
16362+5255 A
 
 
Name 17 Dra Coord arcsec 2000 163613.72+525527.8 Mag 5.38 Spectral class B9.5V (blue-white)
PmRA -12.00 PmDE 27.0 SAO 30013 HIP 81292
Tycho2 3879-02960-2 HD 150117 HR 6185 GC 22352
ADS 10129 BD BD+53 1876 Flamsteed 17 Draconis Flamsteed name 17 Dra
Tycho2
Tycho2 3879-02960-2 Pflag RAmdeg 249.05716910 DEmdeg 52.92441435
PmRA -12.2 PmDE 23.5 E RAmdeg 3 E DEmdeg 3
E pmRA 1.3 E pmDE 1.4 EpRAm 1991.54 EpDEm 1991.65
Num 7 Q RAmdeg 2.3 Q DEmdeg 2.0 Q pmRA 2.2
Q pmDE 2.1 BTmag 5.303 E BTmag 0.014 VTmag 5.376
E VTmag 0.009 Prox 32 TYC T HIP 81292
CCDM A RAdeg 249.05721639 DEdeg 52.92436028 EpRA 1990 1.63
EpDE 1990 1.72 E RAdeg 3.4 E DEdeg 3.4 Posflg D
Corr 0.0
SAO
SAO 30013 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 0.025 Vmag 5.6 SpType A2
Double code Source 70 CatNum 22352 DM BD+53 1876
DMcomp BDsup HD 150117 M HD 9
GC 22352 RA1950rad 4.34169905 DE1950rad 0.92544687 PmRA2000 -0.001
PmDE2000 0.027
Hipparcos
Catalog H HIP 81292 Proxy H RAhms 16 36 13.73
DEdms +52 55 27.7 Vmag 5.07 VarFlag R Vmag H
RAdeg 249.057 DEdeg 52.9244 AstroRef A Plx 8.22
CCDM 16362+5255 N CCDM I Nsys 2 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 106 Rho 3.208 HD 150117 BD BD+53 1876
CD CP Dm number +53 1876 VIred 0.11
SpType B9V R SpType Coord arcsec 2000 163613.73+525527.7
Hipparcos 2
HIP 81292 Sn 15 So 3 Nc 2
RArad 4.3468684631 DErad 0.9237042586 Plx 7.91 PmRA -12.48
PmDE 26.29 E RArad 0.29 E DErad 0.26 E Plx 0.3
E pmRA 0.34 E pmDE 0.29 Hpmag 5.0706 E Hpmag 0.0006
SHp 0.006 VA 0 BV -0.027 E BV 0.007
VI -0.01
CCDM
Ccdm 16362+5255 RComp Comp A Note1
Note2 Discov num DRAs 1.65 DDEs 28.8
R dRAs 10 Year Theta Rho
Obs 4 Vmag 5.6 Sp A2 PmNote *
PmRA -44 PmDE 51 Dm number +53 1876 Cat1 BD
Name2 +53 1037 Cat2 AGK2/3 HD 150117 M HD
ADS BDS A10129 M ADS BDS N IDS IDS 16339N5308A
HIC 81292
 
 
16362+5255 B
 
 
Coord arcsec 2000 163614.05+525527.0 Coord calc 163614.05+525527.0 Mag 6.42 Spectral class A1Vnn (white)
PmRA -16.00 PmDE 32.0 Calc delta mag 1.04
CCDM
Ccdm 16362+5255 RComp Comp B Note1
Note2 Discov num STF2078 DRAs DDEs
R dRAs Year 1958 Theta 108 Rho 3.4
Obs 99 Vmag 6.6 Sp A2 PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD 150118 M HD
ADS BDS A10129 M ADS BDS N IDS IDS 16339N5308B
HIC 81292
 
 
16362+5255 C
 
 
Coord arcsec 2000 163611.42+525400.1 Coord calc 163611.42+525400.1 Mag 5.5 Spectral class B9.5V (blue-white)
PmRA -14.00 PmDE 28.0 SAO 30012 HIP 81290
Tycho2 3879-02961-1 HD 150100 HR 6184 GC 22351
BD BD+53 1875 Flamsteed 16 Draconis Flamsteed name 16 Dra Calc delta mag 0.12
Tycho2
Tycho2 3879-02961-1 Pflag RAmdeg 249.04758842 DEmdeg 52.90004810
PmRA -11.2 PmDE 27.6 E RAmdeg 3 E DEmdeg 4
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.63 EpDEm 1991.49
Num 9 Q RAmdeg 1.3 Q DEmdeg 0.8 Q pmRA 1.4
Q pmDE 0.8 BTmag 5.456 E BTmag 0.014 VTmag 5.498
E VTmag 0.009 Prox 901 TYC T HIP 81290
CCDM RAdeg 249.04763111 DEdeg 52.89998389 EpRA 1990 1.71
EpDE 1990 1.64 E RAdeg 3.4 E DEdeg 3.5 Posflg
Corr 0.0
SAO
SAO 30012 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 0.031 Vmag 5.6 SpType A0
Double code Source 70 CatNum 22351 DM BD+53 1875
DMcomp BDsup HD 150100 M HD 0
GC 22351 RA1950rad 4.3415267 DE1950rad 0.92502211 PmRA2000 -0.001
PmDE2000 0.033
Hipparcos
Catalog H HIP 81290 Proxy RAhms 16 36 11.43
DEdms +52 53 59.9 Vmag 5.53 VarFlag R Vmag G
RAdeg 249.048 DEdeg 52.9 AstroRef Plx 8.16
CCDM 16362+5255 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 150100 BD BD+53 1875
CD CP Dm number +53 1875 VIred -0.01
SpType B9.5Vn R SpType Coord arcsec 2000 163611.43+525359.9
Hipparcos 2
HIP 81290 Sn 5 So 0 Nc 1
RArad 4.3467012568 DErad 0.923278804 Plx 7.64 PmRA -13.46
PmDE 28.21 E RArad 0.15 E DErad 0.16 E Plx 0.17
E pmRA 0.18 E pmDE 0.18 Hpmag 5.518 E Hpmag 0.0005
SHp 0.006 VA 0 BV -0.06 E BV 0.015
VI -0.01
CCDM
Ccdm 16362+5255 RComp Comp C Note1
Note2 Discov num STF4030 DRAs -0.67 DDEs -59.1
R dRAs 10 Year 1833 Theta 194 Rho 90.3
Obs 99 Vmag 5.6 Sp A0 PmNote *
PmRA -31 PmDE 44 Dm number +53 1875 Cat1 BD
Name2 +52 1092 Cat2 AGK2/3 HD 150100 M HD
ADS BDS A10129 M ADS BDS N IDS IDS 16339N5308C
HIC 81290
 
 
16362+5255 D
 
 
Coord arcsec 2000 163618.46+525252.3 Mag 11.19 PmRA 25.00 PmDE -20.0
Calc delta mag 5.81 Calc coord yes
CCDM
Ccdm 16362+5255 RComp C Comp D Note1
Note2 Discov num STF4030 DRAs DDEs
R dRAs Year 1956 Theta 122 Rho 120.1
Obs 3 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10129 M ADS BDS N IDS IDS 16339N5308D
HIC