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Current system
16090+7234
HJ 3345 AC


Nearby doubles
26' : 16035+7237
SKF2726

29' : 16046+7254
TDS9749

45' : 16126+7315
LDS1840

47' : 16181+7257
LDS1843

51' : 16135+7147
A 1136

68' : 15568+7314
PKO 30AB

69' : 16132+7339
MLR 196

69' : 16004+7331
MLR 195

75' : 15570+7143
LDS1831

82' : 16115+7113
UC 3127

86' : 16157+7113
LDS1841

89' : 15518+7319
UC 3072

89' : 16256+7325
TDS9892

90' : 16040+7107
MLR 178

91' : 16003+7356
MLR 349

101' : 16049+7056
BAZ 6

102' : 16148+7056
LLO 11

102' : 16038+7055
LDS1836

104' : 16255+7123
TOK 676

109' : 15497+7132
LDS1830AB

111' : 16002+7417
LDS1835

112' : 15583+7054
A 1134

121' : 15588+7425
LDS1832

124' : 15495+7110
KPP3971

124' : 16269+7411
LDS1846

125' : 15539+7052
TDS 790



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.

16090+7234 HJ 3345 AC

 
 
16h 09m 02.32s +72° 33' 32.7" P.A. 166.00 sep 14.3 mag 9.97,17.20 Sp F5
 
 
Coord 2000 16090+7234 Discov num HJ 3345 Comp AC Coord arcsec 2000 16 09 02.32 +72 33 32.7
Date first 1832 Date last 2015 Obs 8
Pa first 160 Pa last 165.5 P.A. Now (θ) 165.5°
Sep first 12.0 Sep last 14.327 Sep. Now (ρ) 14.327"
Mag pri 9.97 Mag sec 17.20 delta mag (ΔM) 7.23 Spectral class F5 (yellow-white)
Pri motion ra +018 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
16090+7234 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 09 02 +72 33 33 STF 2036 AB 2018 18 238 2.2 9.97 11.11 1.14
Show 16 09 02 +72 33 33 HJ 3345 AC 2015 8 166 14.3 9.97 17.20 7.23 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Minor Tycho2 4425-01904-1 Gaia DR2 1654336705664173952
 
 
WDS 16090+7234 HJ 3345 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
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
16090+7234 HJ 3345 AC 1905 4 343 13.7 9.97 17.20 F5 160902.32+723332.7
16090+7234 HJ 3345 AC 2012 5 343 14.0 9.97 17.20 F5 160902.32+723332.7
16090+7234 HJ 3345 AC 2013 7 164 14.1 9.97 17.20 F5 160902.32+723332.7
16090+7234 HJ 3345 AC 2015 9 166 14.3 9.97 17.20 F5 160902.32+723332.7

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

 
 
WDS 16090+7234 HJ 3345 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16090+7234 HJ 3345 AC : MEASURES
 
 
No records found.

 
 
WDS 16090+7234 : VIRTUAL EYEPIECE
 
 

16090+7234 STF2036A mag 9.97 Sp F5 16090+7234 STF2036B sep 1.3 P.A. 205.30 mag 11.11 16090+7234 HJ 3345C sep 13.9 P.A. 175.60 mag 17.2 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 16090+7234 : ALADIN DSS IMAGE @ 16h 09m 02.32s +72° 33' 32.7"
 
 
 
 
WDS 16090+7234 HJ 3345 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16090+7234 HJ 3345AC distance=0' 16035+7237 SKF2726 distance=26' 16046+7254 TDS9749 distance=29' 16126+7315 LDS1840 distance=45' 16181+7257 LDS1843 distance=47' 16135+7147 A 1136 distance=51' 15568+7314 PKO 30AB distance=68' 15568+7314 PKO 30AC distance=68' 16132+7339 MLR 196 distance=69' 16004+7331 MLR 195 distance=69' 15570+7143 LDS1831 distance=75' 16115+7113 UC 3127 distance=82' 16157+7113 LDS1841 distance=86' 15518+7319 UC 3072 distance=89' 16256+7325 TDS9892 distance=89' 16040+7107 MLR 178 distance=90' 16003+7356 MLR 349 distance=91' 16049+7056 BAZ 6 distance=101' 16148+7056 LLO 11 distance=102' 16038+7055 LDS1836 distance=102' 16255+7123 TOK 676 distance=104' 15497+7132 LDS1830AB distance=109' 15497+7132 LDS1830AC distance=109' 16002+7417 LDS1835 distance=111' 15583+7054 A 1134 distance=112' 15588+7425 LDS1832 distance=121' 15495+7110 KPP3971 distance=124' 16269+7411 LDS1846 distance=124' 15539+7052 TDS 790 distance=125' 16004+7031 LDS1834 distance=129' 16196+7434 GII 41 distance=129' 16041+7027 TDS9746 distance=129' 16213+7434 HDS2310 distance=131' 16046+7022 RAO 598 distance=133' 16048+7016 HDS2269Aa,Ab distance=140' 16048+7016 STTA143AB distance=140' 15501+7041 A 1131 distance=144' 16165+7457 KPP3413AC distance=147' 16095+6959 LDS1839 distance=156' 16006+7523 TDS9724 distance=173' 16065+7547 HU 916AB distance=194' 16065+7547 LDS1838AB,C distance=194' 16175+7545 LDS1844 distance=195' 16182+6917 LDS1842 distance=202' 15599+6914 ARY 12 distance=205' 16055+6900 A 1135 distance=214' 16000+7615 STF2020AB distance=225' 16133+7620 MFL 224 distance=228' 16216+7620 STF2066 distance=232' 16282+7614 MLR 350 distance=234' 15500+6857 LDS2358 distance=236' 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 16090+7234 STF2036 AB 238 2.2
Show 16090+7234 HJ 3345 AC 166 14.3
Show 16035+7237 SKF2726 149 4.9 26
Show 16046+7254 TDS9749 191 2.2 29
Show 16126+7315 LDS1840 36 5.7 45
Show 16181+7257 LDS1843 117 15.3 47
Show 16135+7147 A 1136 9 0.7 51
Show 15568+7314 PKO 30 AB 140 11.2 68
Show 15568+7314 PKO 30 AC 157 57.2 68
Show 16132+7339 MLR 196 235 0.7 69
Show 16004+7331 MLR 195 297 1.1 69
Show 15570+7143 LDS1831 146 250.8 75
Show 16115+7113 UC 3127 62 48.8 82
Show 16157+7113 LDS1841 48 9.7 86
Show 15518+7319 UC 3072 39 42.1 89
Show 16256+7325 TDS9892 198 0.6 89
Show 16040+7107 MLR 178 170 6.6 90
Show 16003+7356 MLR 349 312 8.3 91
Show 16049+7056 BAZ 6 212 1.6 101
Show 16148+7056 LLO 11 239 0.6 102
Show 16038+7055 LDS1836 204 6.2 102
Show 16255+7123 TOK 676 122 7.1 104
Show 15497+7132 LDS1830 AB 288 4.3 109
Show 15497+7132 LDS1830 AC 192 28.0 109
Show 16002+7417 LDS1835 243 17.9 111
Show 15583+7054 A 1134 29 2.4 112
Show 15588+7425 LDS1832 61 183.7 121
Show 15495+7110 KPP3971 230 1.6 124
Show 16269+7411 LDS1846 40 16.3 124
Show 15539+7052 TDS 790 240 1.2 125
Show 16004+7031 LDS1834 79 5.9 129
Show 16196+7434 GII 41 27 2.7 129
Show 16041+7027 TDS9746 62 0.6 129
Show 16213+7434 HDS2310 104 0.2 131
Show 16046+7022 RAO 598 3 0.7 133
Show 16048+7016 HDS2269 Aa,Ab 292 0.2 140
Show 16048+7016 STTA143 AB 83 46.9 140
Show 15501+7041 A 1131 328 1.2 144
Show 16165+7457 KPP3413 AC 255 4.3 147
Show 16095+6959 LDS1839 242 71.2 156
Show 16006+7523 TDS9724 329 1.3 173
Show 16065+7547 HU 916 AB 168 0.5 194
Show 16065+7547 LDS1838 AB,C 167 62.0 194
Show 16175+7545 LDS1844 125 228.3 195
Show 16182+6917 LDS1842 220 77.7 202
Show 15599+6914 ARY 12 248 124.2 205
Show 16055+6900 A 1135 70 4.5 214
Show 16000+7615 STF2020 AB 244 26.6 225
Show 16133+7620 MFL 224 136 8.8 228
Show 16216+7620 STF2066 56 5.3 232
Show 16282+7614 MLR 350 226 1.1 234

 
 
WDS 16090+7234 : COMPONENTS
 
 
  A B
B pa=205.3°
sep=1.28"
 
C pa=175.6°
sep=13.91"
pa=172.7°
sep=12.82"
 
 
16090+7234 A
 
 
Coord arcsec 2000 160902.32+723332.7 Mag 9.97 Spectral class F5 (yellow-white) PmRA 18.00
PmDE 2.0 Tycho2 4425-01904-1
Tycho2
Tycho2 4425-01904-1 Pflag RAmdeg 242.25968431 DEmdeg 72.55910632
PmRA 18.3 PmDE 1.5 E RAmdeg 16 E DEmdeg 17
E pmRA 1.5 E pmDE 1.5 EpRAm 1989.57 EpDEm 1989.29
Num 6 Q RAmdeg 5.2 Q DEmdeg 3.6 Q pmRA 5.3
Q pmDE 3.7 BTmag 10.373 E BTmag 0.030 VTmag 9.968
E VTmag 0.028 Prox 21 TYC T HIP
CCDM RAdeg 242.25959778 DEdeg 72.55911528 EpRA 1990 1.79
EpDE 1990 1.74 E RAdeg 17.0 E DEdeg 17.8 Posflg D
Corr 0.0
CCDM
Ccdm 16090+7234 RComp Comp A Note1
Note2 Discov num DRAs 1.99 DDEs -27.4
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.5 Sp F5 PmNote *
PmRA -17 PmDE -3 Dm number +72 717 Cat1 BD
Name2 +72 421 Cat2 AGK2/3 HD M HD
ADS BDS A 9954 M ADS BDS N IDS IDS 16102N7249A
HIC
 
 
16090+7234 B
 
 
Coord arcsec 2000 160902.20+723331.5 Mag 11.11 Calc delta mag 1.14 Calc coord yes
CCDM
Ccdm 16090+7234 RComp Comp B Note1
Note2 Discov num STF2036 DRAs DDEs
R dRAs Year 1984 Theta 240 Rho 2.5
Obs 12 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9954 M ADS BDS N IDS IDS 16102N7249B
HIC
 
 
16090+7234 C
 
 
Coord arcsec 2000 160902.56+723318.8 Mag 17.2 Calc delta mag 7.23 Calc coord yes
CCDM
Ccdm 16090+7234 RComp Comp C Note1
Note2 Discov num HJ 3345 DRAs DDEs
R dRAs Year 1905 Theta 343 Rho 13.7
Obs 3 Vmag 16.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 9954 M ADS BDS N IDS IDS 16102N7249C
HIC