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Doubles in session


Current system
12392+1420
STF 1666
HD 110026


Nearby doubles
10' : 12386+1424
GWP1838

25' : 12380+1436
HEI 62

32' : 12389+1348
HDS1772

34' : 12384+1347
HJ 2616AB

47' : 12422+1431
HU 892

51' : 12358+1408
HEI 159

57' : 12362+1457
CBL 388

61' : 12406+1513
HJ 213AB

65' : 12347+1420
SHN 162

67' : 12351+1349
CVR1448

67' : 12363+1512
SLW 741

69' : 12411+1523
RDR 4

74' : 12357+1326
CVR1452

79' : 12340+1442
LDS 938AB

80' : 12337+1415
NSN 630

83' : 12439+1507
HO 380

84' : 12353+1318
LAW 1

84' : 12333+1417
LDS1319

85' : 12425+1311
LDS1333

85' : 12390+1255
BPM 594

86' : 12350+1319
SKF1852

89' : 12388+1252
AG 343

90' : 12344+1517
OSO 46AB

91' : 12371+1546
LDS1328

92' : 12454+1422
STF1678

102' : 12400+1239
HDS1774AB



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.

12392+1420 STF 1666 (HD 110026)

 
 
12h 39m 10.03s +14° 19' 38.1" P.A. 192.00 sep 7.4 mag 8.15,10.30 Sp Am dist. 434.78 pc (1418.25 l.y.)
 
 
Coord 2000 12392+1420 Discov num STF1666 Comp Coord arcsec 2000 12 39 10.03 +14 19 38.1
Date first 1830 Date last 2017 Obs 27
Pa first 190 Pa last 192.3 P.A. Now (θ) 192.3°
Sep first 7.1 Sep last 7.38 Sep. Now (ρ) 7.38"
Mag pri 8.15 Mag sec 10.30 delta mag (ΔM) 2.15 Spectral class Am (white)
Pri motion ra -014 Sec motion ra -013
Pri motion dec -006 Sec motion dec -005
Notes N (See Notes)
rPM=0.093 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 110026 Constellation Coma Berenices SAO 100195 HIP 61728
Tycho2 0881-00260-1 Gaia DR2 3932342627378756480 HD 110026 GC 17226
BD BD+15 2491 Distance 434.78 Distance ly 1418.25
 
 
WDS 12392+1420 STF 1666 (HD 110026) : NOTES
 
 
discov_num notes refcode
STF1666 Spectrum of A composite; A3+G.
 
 
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
12392+1420 STF1666 1998 19 191 7.2 8.15 10.30 Am N D 123910.03+141938.1
12392+1420 STF1666 2011 20 191 7.4 8.15 10.30 Am N D 123910.03+141938.1
12392+1420 STF1666 2017 24 192 7.4 8.15 10.30 Am N 123910.03+141938.1

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

 
 
WDS 12392+1420 STF 1666 (HD 110026) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12392+1420 STF 1666 (HD 110026) : MEASURES
 
 
No records found.

 
 
WDS 12392+1420 (HD 110026) : VIRTUAL EYEPIECE
 
 

12392+1420 STF1666A mag 8.15 Sp Am 12392+1420 STF1666B sep 7.4 P.A. 191.90 mag 10.3 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 12392+1420 (HD 110026) : ALADIN DSS IMAGE @ 12h 39m 10.03s +14° 19' 38.1"
 
 
 
 
WDS 12392+1420 STF 1666 (HD 110026) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12392+1420 STF1666 distance=1' 12386+1424 GWP1838 distance=10' 12380+1436 HEI 62 distance=25' 12389+1348 HDS1772 distance=32' 12384+1347 HJ 2616AB distance=34' 12384+1347 HJ 2616AC distance=34' 12384+1347 ABH 79AD distance=34' 12384+1347 HJ 2616AE distance=34' 12384+1347 HJ 2616BC distance=34' 12422+1431 HU 892 distance=47' 12358+1408 HEI 159 distance=51' 12362+1457 CBL 388 distance=57' 12406+1513 TDS8482Aa,Ab distance=61' 12406+1513 HJ 213AB distance=61' 12347+1420 SHN 162 distance=65' 12351+1349 CVR1448 distance=67' 12363+1512 SLW 741 distance=67' 12411+1523 RDR 4 distance=69' 12357+1326 CVR1452 distance=74' 12340+1442 LDS 938AB distance=79' 12340+1442 KPP3256Aa,Ab distance=79' 12337+1415 NSN 630 distance=80' 12439+1507 HO 380 distance=83' 12353+1318 LAW 1 distance=84' 12333+1417 LDS1319 distance=84' 12425+1311 LDS1333 distance=85' 12390+1255 BPM 594 distance=85' 12350+1319 SKF1852 distance=86' 12388+1252 AG 343 distance=89' 12344+1517 OSO 46AB distance=90' 12344+1517 OSO 46AC distance=90' 12371+1546 LDS1328 distance=91' 12454+1422 STF1678 distance=92' 12400+1239 HDS1774AB distance=102' 12400+1239 GII 191Aa,Ab distance=102' 12321+1423 SKF1584 distance=104' 12321+1420 GRV1156 distance=104' 12422+1558 LDS1332AB distance=109' 12323+1335 LEP 57AB distance=109' 12323+1335 LDS1317AC distance=109' 12457+1317 SKF1740 distance=115' 12472+1442 GIC 109AB distance=120' 12472+1442 EGG 7BC distance=120' 12472+1348 SLW 773 distance=122' 12360+1224 SHN 24 distance=125' 12319+1310 UC 2354 distance=127' 12417+1217 SLW 759 distance=129' 12392+1629 HJL1072 distance=130' 12463+1252 GWP1854 distance=137' 12426+1628 SLW 763 distance=138' 12359+1631 ZIE 10AB distance=140' 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 12392+1420 STF1666 192 7.4 1
Show 12386+1424 GWP1838 345 23.4 10
Show 12380+1436 HEI 62 257 1.6 25
Show 12389+1348 HDS1772 146 0.1 32
Show 12384+1347 HJ 2616 AB 284 19.5 34
Show 12384+1347 HJ 2616 AC 303 20.6 34
Show 12384+1347 ABH 79 AD 154 41.1 34
Show 12384+1347 HJ 2616 AE 56 101.1 34
Show 12384+1347 HJ 2616 BC 18 7.2 34
Show 12422+1431 HU 892 185 0.6 47
Show 12358+1408 HEI 159 320 0.3 51
Show 12362+1457 CBL 388 14 80.5 57
Show 12406+1513 TDS8482 Aa,Ab 84 0.5 61
Show 12406+1513 HJ 213 AB 222 22.5 61
Show 12347+1420 SHN 162 -1 0.4 65
Show 12351+1349 CVR1448 195 3.3 67
Show 12363+1512 SLW 741 260 17.3 67
Show 12411+1523 RDR 4 247 2.4 69
Show 12357+1326 CVR1452 146 4.6 74
Show 12340+1442 LDS 938 AB 4 12.1 79
Show 12340+1442 KPP3256 Aa,Ab 73 3.1 79
Show 12337+1415 NSN 630 292 2.2 80
Show 12439+1507 HO 380 347 2.3 83
Show 12353+1318 LAW 1 237 0.3 84
Show 12333+1417 LDS1319 263 35.1 84
Show 12425+1311 LDS1333 244 13.0 85
Show 12390+1255 BPM 594 152 29.6 85
Show 12350+1319 SKF1852 20 1.0 86
Show 12388+1252 AG 343 325 8.5 89
Show 12344+1517 OSO 46 AB 32 15.3 90
Show 12344+1517 OSO 46 AC 61 17.3 90
Show 12371+1546 LDS1328 259 22.0 91
Show 12454+1422 STF1678 170 37.5 92
Show 12400+1239 HDS1774 AB 65 0.4 102
Show 12400+1239 GII 191 Aa,Ab 140 0.2 102
Show 12321+1423 SKF1584 258 2.0 104
Show 12321+1420 GRV1156 207 30.4 104
Show 12422+1558 LDS1332 AB 348 23.4 109
Show 12323+1335 LEP 57 AB 91 5.2 109
Show 12323+1335 LDS1317 AC 351 12.3 109
Show 12457+1317 SKF1740 129 10.8 115
Show 12472+1442 GIC 109 AB 48 25.1 120
Show 12472+1442 EGG 7 BC 240 3.0 120
Show 12472+1348 SLW 773 10 58.9 122
Show 12360+1224 SHN 24 234 0.4 125
Show 12319+1310 UC 2354 38 8.8 127
Show 12417+1217 SLW 759 258 69.0 129
Show 12392+1629 HJL1072 23 118.3 130
Show 12463+1252 GWP1854 64 78.2 137
Show 12426+1628 SLW 763 312 9.4 138
Show 12359+1631 ZIE 10 AB 154 10.5 140

 
 
WDS 12392+1420 : COMPONENTS
 
 
  A
B pa=191.9°
sep=7.37"
 
 
12392+1420 A
 
 
Componente originario normalizzato AB Name HD 110026 Coord arcsec 2000 123910.03+141938.1 Mag 8.15
Spectral class Am (white) PmRA -14.00 PmDE -6.0 SAO 100195
HIP 61728 Tycho2 0881-00260-1 HD 110026 GC 17226
BD BD+15 2491
Tycho2
Tycho2 0881-00260-1 Pflag RAmdeg 189.79177971 DEmdeg 14.32724703
PmRA -12.8 PmDE -6.4 E RAmdeg 6 E DEmdeg 7
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.40 EpDEm 1991.13
Num 10 Q RAmdeg 0.7 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.0 BTmag 8.569 E BTmag 0.018 VTmag 8.148
E VTmag 0.013 Prox 73 TYC T HIP 61728
CCDM A RAdeg 189.79181000 DEdeg 14.32726167 EpRA 1990 1.79
EpDE 1990 1.69 E RAdeg 5.5 E DEdeg 7.2 Posflg
Corr 0.2
SAO
SAO 100195 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 -0.021 Vmag 8 SpType +++
Double code Source 70 CatNum 17226 DM BD+15 2491
DMcomp BDsup HD 110026 M HD 9
GC 17226 RA1950rad 3.30152081 DE1950rad 0.254849 PmRA2000 -0.0005
PmDE2000 -0.016
Hipparcos
Catalog H HIP 61728 Proxy H RAhms 12 39 10.04
DEdms +14 19 38.1 Vmag 8.01 VarFlag R Vmag H
RAdeg 189.792 DEdeg 14.3273 AstroRef A Plx 2.34
CCDM 12392+1420 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 191 Rho 7.32 HD 110026 BD BD+15 2491
CD CP Dm number +15 2491 VIred 0.49
SpType Am R SpType Coord arcsec 2000 123910.04+141938.1
Hipparcos 2
HIP 61728 Sn 15 So 3 Nc 2
RArad 3.3124920879 DErad 0.2500578499 Plx 2.3 PmRA -15.17
PmDE -7.04 E RArad 0.77 E DErad 0.52 E Plx 0.99
E pmRA 0.95 E pmDE 0.64 Hpmag 8.1079 E Hpmag 0.0013
SHp 0.014 VA 0 BV 0.413 E BV 0.017
VI 0.48
CCDM
Ccdm 12392+1420 RComp Comp A Note1
Note2 Discov num DRAs -1.96 DDEs -20.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.1 Sp A3 PmNote *
PmRA -7 PmDE 17 Dm number +15 2491 Cat1 BD
Name2 +14 1309 Cat2 AGK2/3 HD 110026 M HD
ADS BDS A 8616 M ADS BDS N IDS IDS 12341N1453A
HIC 61728
 
 
12392+1420 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123909.93+141930.9 Mag 10.3 PmRA -13.00
PmDE -5.0 Calc delta mag 2.15 Calc coord yes
CCDM
Ccdm 12392+1420 RComp Comp B Note1
Note2 Discov num STF1666 DRAs -2.05 DDEs -27.8
R dRAs 91 Year 1830 Theta 190 Rho 7.2
Obs 7 Vmag 10.2 Sp G PmNote *
PmRA -7 PmDE 17 Dm number Cat1
Name2 +14 1308 Cat2 AGK2/3 HD 110027 M HD
ADS BDS A 8616 M ADS BDS N N IDS IDS 12341N1453B
HIC 61728