Coord 2000 | 10049+5529 | Discov num | STF1402 | Comp | AB | Coord arcsec 2000 | 10 04 54.93 +55 29 16.5 | ||||
Date first | 1830 | Date last | 2015 | Obs | 61 | ||||||
Pa first | 96 | Pa last | 105.3 | P.A. Now (θ) | 105.3° | ||||||
Sep first | 20.4 | Sep last | 33.101 | Sep. Now (ρ) | 33.101" | ||||||
Mag pri | 7.91 | Mag sec | 8.92 | delta mag (ΔM) | 1.01 | Spectral class | K5 (yellow-orange) | ||||
Pri motion ra | -005 | Sec motion ra | +055 | ||||||||
Pri motion dec | -003 | Sec motion dec | -036 | ||||||||
Notes | L Y (Linear solution, Parallax indicates components are non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 87194 | 27506 | 10 04 55 +55 29 16 | STF 1402 AB | 2015 | 61 | 105 | 33.1 | 7.91 | 8.92 | 1.01 | <=== | |
Show | 27506 | 10 04 55 +55 29 16 | GIR 2 AC | 2015 | 8 | 175 | 132.3 | 7.91 | 9.72 | 1.81 | |||
Show | 27507 | 10 04 56 +55 27 05 | TDS 7005 CD | 2016 | 3 | 259 | 1.2 | 10.36 | 10.41 | 0.05 |
Name | HD 87194 | Constellation | Ursa Major | SAO | 27506 | HIP | 49382 | ||||
Tycho2 | 3818-01307-1 | Gaia DR2 | 1044997089652542336 | HD | 87194 | GC | 13837 | ||||
BD | BD+56 1428 | Distance | 520.83 | Distance ly | 1698.95 |
refcode | metd | author | reference |
Gir1992 | Mb - | Girard, P.M. | ................... |
Gir1992 | Webb Soc., Double Star Circ. 5, 1992 | ||
Gir1994 | Mb - | Girard, P.M. | ................... |
Gir1994 | Webb Soc., Double Star Circ. 6, 1994 | ||
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. | ||
TDS | Tycho Double Star (from additional DD list) | ................... | |
TDT | Tycho Double Star (from additional DD list) | ................... |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
10049+5529 | STF1402 | AB | 2007 | 41 | 105 | 32.3 | 7.91 | 8.92 | K5 | NLD | 100454.93+552916.5 |
10049+5529 | STF1402 | AB | 2010 | 44 | 106 | 32.7 | 7.91 | 8.92 | K5 | NLD | 100454.93+552916.5 |
10049+5529 | STF1402 | AB | 2015 | 46 | 105 | 33.1 | 7.91 | 8.92 | K5 | L Y | 100454.93+552916.5 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | B | C | |
B | pa=115.8° sep=20.09" | ||
C | pa=174.5° sep=132.32" | pa=182.5° sep=123.08" | |
D | pa=174.8° sep=132.48" | pa=182.8° sep=123.34" | pa=250.8° sep=0.68" |
Name | HD 87194 | Coord arcsec 2000 | 100454.93+552916.5 | Mag | 7.91 | Spectral class | K5 (yellow-orange) | ||||
PmRA | -5.00 | PmDE | -3.0 | SAO | 27506 | HIP | 49382 | ||||
Tycho2 | 3818-01307-1 | HD | 87194 | GC | 13837 | BD | BD+56 1428 |
Tycho2 | 3818-01307-1 | Pflag | RAmdeg | 151.22886489 | DEmdeg | 55.48790753 | |||||
PmRA | -4.7 | PmDE | 0.3 | E RAmdeg | 6 | E DEmdeg | 6 | ||||
E pmRA | 1.2 | E pmDE | 1.3 | EpRAm | 1991.04 | EpDEm | 1991.11 | ||||
Num | 13 | Q RAmdeg | 1.3 | Q DEmdeg | 0.8 | Q pmRA | 1.3 | ||||
Q pmDE | 0.8 | BTmag | 9.829 | E BTmag | 0.021 | VTmag | 7.910 | ||||
E VTmag | 0.011 | Prox | 316 | TYC | T | HIP | 49382 | ||||
CCDM | RAdeg | 151.22888389 | DEdeg | 55.48790667 | EpRA 1990 | 1.71 | |||||
EpDE 1990 | 1.64 | E RAdeg | 5.6 | E DEdeg | 5.8 | Posflg | |||||
Corr | -0.1 |
SAO | 27506 | DelFlag | RA1950 | PmRA1950 | 0.0001 | ||||||
DE1950 | PmDE1950 | 0.002 | Vmag | 8.1 | SpType | K5 | |||||
Double code | Source | 70 | CatNum | 13837 | DM | BD+56 1428 | |||||
DMcomp | BDsup | HD | 87194 | M HD | 0 | ||||||
GC | 13837 | RA1950rad | 2.62480309 | DE1950rad | 0.97268996 | PmRA2000 | 0.0003 | ||||
PmDE2000 | 0.006 |
Catalog | H | HIP | 49382 | Proxy | RAhms | 10 04 54.93 | |||||
DEdms | +55 29 16.5 | Vmag | 7.81 | VarFlag | R Vmag | G | |||||
RAdeg | 151.229 | DEdeg | 55.4879 | AstroRef | Plx | 0.5 | |||||
CCDM | 10049+5529 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 87194 | BD | BD+56 1428 | ||||||
CD | CP | Dm number | +56 1428 | VIred | 1.71 | ||||||
SpType | K5 | R SpType | Coord arcsec 2000 | 100454.93+552916.5 |
HIP | 49382 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 2.6394419551 | DErad | 0.968446674 | Plx | 1.92 | PmRA | -5.45 | ||||
PmDE | -2.59 | E RArad | 0.53 | E DErad | 0.43 | E Plx | 0.81 | ||||
E pmRA | 0.66 | E pmDE | 0.48 | Hpmag | 7.8277 | E Hpmag | 0.002 | ||||
SHp | 0.02 | VA | 0 | BV | 1.54 | E BV | 0.197 | ||||
VI | 1.71 |
Ccdm | 10049+5529 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 0.88 | DDEs | 16.6 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.1 | Sp | K5 | PmNote | * | ||||
PmRA | -12 | PmDE | 1 | Dm number | +56 1428 | Cat1 | BD | ||||
Name2 | +55 716 | Cat2 | AGK2/3 | HD | 87194 | M HD | |||||
ADS BDS | B 5292 | M ADS BDS | N IDS | IDS | 09582N5558A | ||||||
HIC | 49382 |
Coord arcsec 2000 | 100457.06+552907.8 | Mag | 8.92 | PmRA | 55.00 | PmDE | -36.0 | ||||
HIP | 49389 | Tycho2 | 3818-01477-1 | HD | 237861 | Calc delta mag | 1.01 | ||||
Calc coord | yes |
Tycho2 | 3818-01477-1 | Pflag | RAmdeg | 151.24409045 | DEmdeg | 55.48560999 | |||||
PmRA | 55.1 | PmDE | -35.0 | E RAmdeg | 8 | E DEmdeg | 9 | ||||
E pmRA | 1.4 | E pmDE | 1.5 | EpRAm | 1990.97 | EpDEm | 1990.75 | ||||
Num | 9 | Q RAmdeg | 0.8 | Q DEmdeg | 0.9 | Q pmRA | 0.7 | ||||
Q pmDE | 0.9 | BTmag | 9.493 | E BTmag | 0.018 | VTmag | 8.917 | ||||
E VTmag | 0.015 | Prox | 316 | TYC | T | HIP | 49389 | ||||
CCDM | RAdeg | 151.24386611 | DEdeg | 55.48569056 | EpRA 1990 | 1.70 | |||||
EpDE 1990 | 1.63 | E RAdeg | 8.3 | E DEdeg | 8.8 | Posflg | |||||
Corr | -0.1 |
Catalog | H | HIP | 49389 | Proxy | RAhms | 10 04 58.52 | |||||
DEdms | +55 29 08.5 | Vmag | 8.85 | VarFlag | R Vmag | H | |||||
RAdeg | 151.244 | DEdeg | 55.4857 | AstroRef | Plx | 8.66 | |||||
CCDM | 10049+5529 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 237861 | BD | |||||||
CD | CP | Dm number | VIred | 1.54 | |||||||
SpType | K5 | R SpType | Coord arcsec 2000 | 100458.52+552908.5 |
HIP | 49389 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 2.6397030416 | DErad | 0.9684080637 | Plx | 8.78 | PmRA | 55.73 | ||||
PmDE | -35.07 | E RArad | 0.99 | E DErad | 0.8 | E Plx | 1.38 | ||||
E pmRA | 1.25 | E pmDE | 0.91 | Hpmag | 8.9992 | E Hpmag | 0.0026 | ||||
SHp | 0.031 | VA | 0 | BV | 1.54 | E BV | 0.197 | ||||
VI | 0.85 |
Ccdm | 10049+5529 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1402 | DRAs | 4.73 | DDEs | 9.1 | |||||
R dRAs | 10 | Year | 1924 | Theta | 102 | Rho | 27.2 | ||||
Obs | 15 | Vmag | 9.6 | Sp | G0 | PmNote | * | ||||
PmRA | 76 | PmDE | -23 | Dm number | Cat1 | ||||||
Name2 | +55 718 | Cat2 | AGK2/3 | HD | 237861 | M HD | |||||
ADS BDS | B 5292 | M ADS BDS | N IDS | IDS | 09582N5558B | ||||||
HIC | 49389 |
Coord arcsec 2000 | 100456.43+552704.8 | Coord calc | 100456.43+552704.8 | Mag | 10.36 | PmRA | -4.00 | ||||
PmDE | 5.0 | SAO | 27507 | Tycho2 | 3818-01306-1 | HD | 87173 | ||||
DM | BD+56 1427 | Calc delta mag | 2.45 |
Tycho2 | 3818-01306-1 | Pflag | RAmdeg | 151.23504765 | DEmdeg | 55.45132627 | |||||
PmRA | -3.9 | PmDE | 5.3 | E RAmdeg | 14 | E DEmdeg | 16 | ||||
E pmRA | 1.6 | E pmDE | 1.7 | EpRAm | 1989.65 | EpDEm | 1988.84 | ||||
Num | 8 | Q RAmdeg | 0.5 | Q DEmdeg | 1.2 | Q pmRA | 0.6 | ||||
Q pmDE | 1.2 | BTmag | 10.932 | E BTmag | 0.040 | VTmag | 9.721 | ||||
E VTmag | 0.022 | Prox | 999 | TYC | T | HIP | |||||
CCDM | RAdeg | 151.23506250 | DEdeg | 55.45131139 | EpRA 1990 | 1.76 | |||||
EpDE 1990 | 1.58 | E RAdeg | 14.8 | E DEdeg | 18.2 | Posflg | |||||
Corr | -0.1 |
SAO | 27507 | DelFlag | RA1950 | PmRA1950 | 0.0017 | ||||||
DE1950 | PmDE1950 | 0.001 | Vmag | 9.2 | SpType | G0 | |||||
Double code | Source | 38 | CatNum | 6188 | DM | BD+56 1427 | |||||
DMcomp | BDsup | HD | 87173 | M HD | 0 | ||||||
GC | RA1950rad | 2.62491657 | DE1950rad | 0.97204889 | PmRA2000 | 0.0019 | |||||
PmDE2000 | 0.005 |
Coord arcsec 2000 | 100456.35+552704.6 | Mag | 10.41 | PmRA | -4.00 | PmDE | 5.0 | ||||
Calc delta mag | 2.5 | Calc coord | yes |