Coord 2000 | 17584+1437 | Discov num | STF2253 | Comp | AC | Coord arcsec 2000 | 17 58 22.84 +14 36 50.9 | ||||
Date first | 1877 | Date last | 2015 | Obs | 15 | ||||||
Pa first | 65 | Pa last | 62.8 | P.A. Now (θ) | 62.8° | ||||||
Sep first | 76.1 | Sep last | 72.1 | Sep. Now (ρ) | 72.1" | ||||||
Mag pri | 8.52 | Mag sec | 11.69 | delta mag (ΔM) | 3.17 | Spectral class | M (red) | ||||
Pri motion ra | +013 | Sec motion ra | +002 | ||||||||
Pri motion dec | +006 | Sec motion dec | +002 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 163972 | 103259 | 17 58 23 +14 36 51 | STF 2253 AB | 2017 | 44 | 76 | 10.9 | 8.52 | 10.69 | 2.17 | ||
Show | 103259 | 17 58 23 +14 36 51 | STF 2253 AC | 2015 | 15 | 63 | 72.1 | 8.52 | 11.69 | 3.17 | <=== |
Constellation | Hercules | SAO | 103259 | HIP | 87986 | Tycho2 | 1019-01317-1 | ||||
Gaia DR2 | 4499866308657063808 | HD | 163972 | BD | BD+14 3375 | Distance | 266.67 | ||||
Distance ly | 869.88 |
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 |
17584+1437 | STF2253 | AC | 2006 | 8 | 63 | 72.2 | 8.52 | 11.53 | D | 175822.84+143650.9 | |
17584+1437 | STF2253 | AC | 2015 | 11 | 63 | 72.1 | 8.52 | 11.69 | M | 175822.84+143650.9 |
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 | |
B | pa=75.9° sep=10.55" | |
C | pa=62.0° sep=70.26" | pa=59.6° sep=60.07" |
Name | HD 163972 | Coord arcsec 2000 | 175822.84+143650.9 | Mag | 8.52 | Spectral class | M (red) | ||||
PmRA | 13.00 | PmDE | 6.0 | SAO | 103259 | HIP | 87986 | ||||
Tycho2 | 1019-01317-1 | HD | 163972 | GC | 24464 | BD | BD+14 3375 |
Tycho2 | 1019-01317-1 | Pflag | RAmdeg | 269.59520556 | DEmdeg | 14.61413064 | |||||
PmRA | 12.3 | PmDE | -0.5 | E RAmdeg | 8 | E DEmdeg | 8 | ||||
E pmRA | 0.9 | E pmDE | 0.9 | EpRAm | 1989.96 | EpDEm | 1990.01 | ||||
Num | 11 | Q RAmdeg | 0.8 | Q DEmdeg | 2.6 | Q pmRA | 0.8 | ||||
Q pmDE | 2.6 | BTmag | 10.027 | E BTmag | 0.025 | VTmag | 8.523 | ||||
E VTmag | 0.013 | Prox | 119 | TYC | T | HIP | 87986 | ||||
CCDM | A | RAdeg | 269.59517528 | DEdeg | 14.61413111 | EpRA 1990 | 1.62 | ||||
EpDE 1990 | 1.55 | E RAdeg | 7.8 | E DEdeg | 8.4 | Posflg | |||||
Corr | -0.1 |
SAO | 103259 | DelFlag | RA1950 | PmRA1950 | 0.0011 | ||||||
DE1950 | PmDE1950 | 0.005 | Vmag | 8.4 | SpType | M0 | |||||
Double code | Source | 70 | CatNum | 24464 | DM | BD+14 3375 | |||||
DMcomp | BDsup | HD | 163972 | M HD | 0 | ||||||
GC | 24464 | RA1950rad | 4.69540426 | DE1950rad | 0.25512087 | PmRA2000 | 0.0012 | ||||
PmDE2000 | 0.006 |
Catalog | H | HIP | 87986 | Proxy | RAhms | 17 58 22.84 | |||||
DEdms | +14 36 50.9 | Vmag | 8.41 | VarFlag | R Vmag | H | |||||
RAdeg | 269.595 | DEdeg | 14.6141 | AstroRef | A | Plx | 0.36 | ||||
CCDM | 17584+1437 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 77 | Rho | 11.93 | HD | 163972 | BD | BD+14 3375 | ||||
CD | CP | Dm number | +14 3375 | VIred | 1.19 | ||||||
SpType | M... | R SpType | Coord arcsec 2000 | 175822.84+143650.9 |
HIP | 87986 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.7053234351 | DErad | 0.2550646899 | Plx | 3.75 | PmRA | 12.57 | ||||
PmDE | 5.1 | E RArad | 0.9 | E DErad | 0.83 | E Plx | 1.35 | ||||
E pmRA | 0.99 | E pmDE | 1.01 | Hpmag | 8.5754 | E Hpmag | 0.0067 | ||||
SHp | 0.022 | VA | 0 | BV | 1.23 | E BV | 0.019 | ||||
VI | 1.19 |
Ccdm | 17584+1437 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.15 | DDEs | -8.8 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 8.5 | Sp | M1 | PmNote | * | ||||
PmRA | 14 | PmDE | 7 | Dm number | +14 3375 | Cat1 | BD | ||||
Name2 | +14 1807 | Cat2 | AGK2/3 | HD | 163972 | M HD | |||||
ADS BDS | A10940 | M ADS BDS | N IDS | IDS | 17538N1437A | ||||||
HIC | 87986 |
Coord arcsec 2000 | 175823.54+143653.5 | Mag | 10.69 | PmRA | -23.00 | PmDE | -2.0 | ||||
Calc delta mag | 2.17 | Calc coord | yes |
Ccdm | 17584+1437 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2253 | DRAs | DDEs | |||||||
R dRAs | Year | 1921 | Theta | 079 | Rho | 14.6 | |||||
Obs | 12 | Vmag | 11.2 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A10940 | M ADS BDS | N IDS | IDS | 17538N1437B | ||||||
HIC |
Coord arcsec 2000 | 175827.12+143723.9 | Mag | 11.69 | PmRA | 2.00 | PmDE | 2.0 | ||||
Tycho2 | 1019-01585-1 | Calc delta mag | 3.17 | Calc coord | yes |
Tycho2 | 1019-01585-1 | Pflag | RAmdeg | 269.61370040 | DEmdeg | 14.62328735 | |||||
PmRA | 0.1 | PmDE | 0.1 | E RAmdeg | 51 | E DEmdeg | 37 | ||||
E pmRA | 2.0 | E pmDE | 2.0 | EpRAm | 1980.45 | EpDEm | 1981.97 | ||||
Num | 4 | Q RAmdeg | 1.3 | Q DEmdeg | 1.2 | Q pmRA | 1.2 | ||||
Q pmDE | 1.1 | BTmag | 12.566 | E BTmag | 0.197 | VTmag | 11.527 | ||||
E VTmag | 0.108 | Prox | 609 | TYC | HIP | ||||||
CCDM | RAdeg | 269.61369417 | DEdeg | 14.62326361 | EpRA 1990 | 1.62 | |||||
EpDE 1990 | 1.65 | E RAdeg | 71.1 | E DEdeg | 70.3 | Posflg | |||||
Corr | -0.1 |
Ccdm | 17584+1437 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STF2253 | DRAs | DDEs | |||||||
R dRAs | Year | 1921 | Theta | 064 | Rho | 73.2 | |||||
Obs | 3 | Vmag | 11.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A10940 | M ADS BDS | N IDS | IDS | 17538N1437C | ||||||
HIC |