Coord 2000 | 17246+1536 | Discov num | STF2160 | Comp | AB | Coord arcsec 2000 | 17 24 33.80 +15 36 21.7 | ||||
Date first | 1830 | Date last | 2017 | Obs | 49 | ||||||
Pa first | 62 | Pa last | 66.2 | P.A. Now (θ) | 66.2° | ||||||
Sep first | 4.1 | Sep last | 3.9 | Sep. Now (ρ) | 3.9" | ||||||
Mag pri | 6.40 | Mag sec | 9.28 | delta mag (ΔM) | 2.88 | Spectral class | B9V (blue-white) | ||||
Pri motion ra | +007 | Sec motion ra | +007 | ||||||||
Pri motion dec | +011 | Sec motion dec | +011 | ||||||||
Notes | W |
Name | HD 157741 | Constellation | Hercules | SAO | 102806 | HIP | 85187 | ||||
Tycho2 | 1537-01528-1 | HD | 157741 | HR | 6482 | GC | 23559 | ||||
ADS | 10528 | BD | BD+15 3179 | Distance | 153.37 | Distance ly | 500.29 |
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. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
17246+1536 | STF2160 | AB | 2017 | 48 | 66 | 3.9 | 6.40 | 9.28 | B9V | W | 172433.80+153621.7 |
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 | pa=65.4° sep=3.78" |
Name | HD 157741 | Coord arcsec 2000 | 172433.80+153621.7 | Mag | 6.4 | Spectral class | B9V (blue-white) | ||||
PmRA | 7.00 | PmDE | 11.0 | SAO | 102806 | HIP | 85187 | ||||
Tycho2 | 1537-01528-1 | HD | 157741 | HR | 6482 | GC | 23559 | ||||
BD | BD+15 3179 |
Tycho2 | 1537-01528-1 | Pflag | RAmdeg | 261.14082938 | DEmdeg | 15.60604180 | |||||
PmRA | 6.1 | PmDE | 8.0 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.2 | E pmDE | 1.1 | EpRAm | 1991.31 | EpDEm | 1991.33 | ||||
Num | 12 | Q RAmdeg | 2.5 | Q DEmdeg | 1.2 | Q pmRA | 2.4 | ||||
Q pmDE | 1.2 | BTmag | 6.352 | E BTmag | 0.015 | VTmag | 6.401 | ||||
E VTmag | 0.010 | Prox | 38 | TYC | T | HIP | 85187 | ||||
CCDM | A | RAdeg | 261.14081389 | DEdeg | 15.60602278 | EpRA 1990 | 1.55 | ||||
EpDE 1990 | 1.58 | E RAdeg | 4.1 | E DEdeg | 3.9 | Posflg | |||||
Corr | 0.1 |
SAO | 102806 | DelFlag | RA1950 | PmRA1950 | 0.0005 | ||||||
DE1950 | PmDE1950 | 0.013 | Vmag | 6.3 | SpType | B9 | |||||
Double code | Source | 70 | CatNum | 23559 | DM | BD+15 3179 | |||||
DMcomp | BDsup | HD | 157741 | M HD | 0 | ||||||
GC | 23559 | RA1950rad | 4.54792391 | DE1950rad | 0.27314797 | PmRA2000 | 0.0006 | ||||
PmDE2000 | 0.015 |
Catalog | H | HIP | 85187 | Proxy | H | RAhms | 17 24 33.80 | ||||
DEdms | +15 36 21.7 | Vmag | 6.34 | VarFlag | R Vmag | H | |||||
RAdeg | 261.141 | DEdeg | 15.606 | AstroRef | A | Plx | 6.7 | ||||
CCDM | 17246+1536 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 66 | Rho | 3.816 | HD | 157741 | BD | BD+15 3179 | ||||
CD | CP | Dm number | +15 3179 | VIred | -0.01 | ||||||
SpType | B9V | R SpType | Coord arcsec 2000 | 172433.80+153621.7 |
HIP | 85187 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.5577670349 | DErad | 0.2723764611 | Plx | 6.52 | PmRA | 7.91 | ||||
PmDE | 10.03 | E RArad | 0.36 | E DErad | 0.37 | E Plx | 0.46 | ||||
E pmRA | 0.4 | E pmDE | 0.4 | Hpmag | 6.3476 | E Hpmag | 0.0006 | ||||
SHp | 0.006 | VA | 0 | BV | -0.017 | E BV | 0.007 | ||||
VI | 0.01 |
Ccdm | 17246+1536 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -2.23 | DDEs | 22.1 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 6.2 | Sp | B9 | PmNote | * | ||||
PmRA | -5 | PmDE | 11 | Dm number | +15 3179 | Cat1 | BD | ||||
Name2 | +15 1748 | Cat2 | AGK2/3 | HD | 157741 | M HD | |||||
ADS BDS | A10528 | M ADS BDS | N IDS | IDS | 17200N1542A | ||||||
HIC | 85187 |
Coord arcsec 2000 | 172434.04+153623.3 | Mag | 9.28 | PmRA | 7.00 | PmDE | 11.0 | ||||
Calc delta mag | 2.88 | Calc coord | yes |
Ccdm | 17246+1536 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2160 | DRAs | DDEs | |||||||
R dRAs | Year | 1830 | Theta | 066 | Rho | 3.9 | |||||
Obs | 15 | Vmag | 10.7 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A10528 | M ADS BDS | N IDS | IDS | 17200N1542B | ||||||
HIC | 85187 |