Coord 2000 | 09050-0359 | Discov num | STF1308 | Comp | Coord arcsec 2000 | 09 04 59.50 -03 59 15.1 | |||||
Date first | 1825 | Date last | 2020 | Obs | 36 | ||||||
Pa first | 88 | Pa last | 84.7 | P.A. Now (θ) | 84.7° | ||||||
Sep first | 10.0 | Sep last | 10.92 | Sep. Now (ρ) | 10.92" | ||||||
Mag pri | 8.09 | Mag sec | 9.19 | delta mag (ΔM) | 1.1 | Spectral class | F5 (yellow-white) | ||||
Pri motion ra | -072 | Sec motion ra | -073 | ||||||||
Pri motion dec | +003 | Sec motion dec | +003 | ||||||||
Notes | V (Proper motion indicates physical) |
Name | HD 77876 | Constellation | Hydra | SAO | 136558 | HIP | 44584 | ||||
Tycho2 | 4886-00048-2 | Gaia DR2 | 5759523626081822336 | HD | 77876 | GC | 12547 | ||||
BD | BD-03 2562 | Distance | 122.55 | Distance ly | 399.76 |
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 |
09050-0359 | STF1308 | 2007 | 24 | 84 | 10.5 | 8.09 | 9.19 | F5 | LD | 090459.50-035915.1 | |
09050-0359 | STF1308 | 2010 | 26 | 85 | 10.3 | 8.09 | 9.19 | F5 | LD | 090459.50-035915.1 | |
09050-0359 | STF1308 | 2016 | 29 | 85 | 10.5 | 8.09 | 9.19 | F5 | L | 090459.50-035915.1 | |
09050-0359 | STF1308 | 2020 | 35 | 85 | 10.9 | 8.09 | 9.19 | F5 | V | 090459.50-035915.1 |
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=84.7° sep=10.89" |
Componente originario normalizzato | AB | Name | HD 77876 | Coord arcsec 2000 | 090459.50-035915.1 | Mag | 8.09 | ||||
Spectral class | F5 (yellow-white) | PmRA | -72.00 | PmDE | 3.0 | SAO | 136558 | ||||
HIP | 44584 | Tycho2 | 4886-00048-2 | HD | 77876 | GC | 12547 | ||||
BD | BD-03 2562 |
Tycho2 | 4886-00048-2 | Pflag | RAmdeg | 136.24792012 | DEmdeg | -3.98751863 | |||||
PmRA | -69.4 | PmDE | 4.4 | E RAmdeg | 6 | E DEmdeg | 7 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1991.45 | EpDEm | 1990.88 | ||||
Num | 7 | Q RAmdeg | 1.0 | Q DEmdeg | 0.9 | Q pmRA | 0.9 | ||||
Q pmDE | 0.9 | BTmag | 8.605 | E BTmag | 0.017 | VTmag | 8.090 | ||||
E VTmag | 0.013 | Prox | 106 | TYC | HIP | 44584 | |||||
CCDM | A | RAdeg | 136.24808139 | DEdeg | -3.98752944 | EpRA 1990 | 1.67 | ||||
EpDE 1990 | 1.18 | E RAdeg | 5.7 | E DEdeg | 6.8 | Posflg | |||||
Corr | 0.5 |
SAO | 136558 | DelFlag | RA1950 | PmRA1950 | -0.0064 | ||||||
DE1950 | PmDE1950 | -0.004 | Vmag | 8.2 | SpType | F5 | |||||
Double code | Source | 70 | CatNum | 12547 | DM | BD-03 2562 | |||||
DMcomp | A | BDsup | HD | 77876 | M HD | 0 | |||||
GC | 12547 | RA1950rad | 2.36703393 | DE1950rad | -0.06610689 | PmRA2000 | -0.0061 | ||||
PmDE2000 | 0 |
Catalog | H | HIP | 44584 | Proxy | T | RAhms | 09 04 59.54 | ||||
DEdms | -03 59 15.1 | Vmag | 8 | VarFlag | R Vmag | G | |||||
RAdeg | 136.248 | DEdeg | -3.98753 | AstroRef | A | Plx | 20.84 | ||||
CCDM | 09050-0359 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | P | Qual | A | M HIP | |||||
Theta | Rho | HD | 77876 | BD | BD-03 2562 | ||||||
CD | CP | Dm number | -03 2562 | VIred | 0.56 | ||||||
SpType | F5 | R SpType | Coord arcsec 2000 | 090459.54-035915.1 |
HIP | 44584 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 2.3779777471 | DErad | -0.0695954961 | Plx | 8.16 | PmRA | -73.52 | ||||
PmDE | 5.42 | E RArad | 4.72 | E DErad | 1.79 | E Plx | 4.68 | ||||
E pmRA | 4.78 | E pmDE | 1.89 | Hpmag | 8.135 | E Hpmag | 0.0162 | ||||
SHp | 0.111 | VA | 0 | BV | 0.488 | E BV | 0.015 | ||||
VI | 0.56 |
Ccdm | 09050-0359 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -0.68 | DDEs | -15.6 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.6 | Sp | F5 | PmNote | * | ||||
PmRA | -96 | PmDE | -3 | Dm number | -03 2562 | Cat1 | BD | ||||
Name2 | 136558 | Cat2 | SAO | HD | 77876 | M HD | |||||
ADS BDS | A 7171 | M ADS BDS | N IDS | IDS | 09000S0335A | ||||||
HIC | 44584 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 090500.22-035914.1 | Mag | 9.19 | PmRA | -73.00 | ||||
PmDE | 3.0 | HIP | 44585 | Tycho2 | 4886-01569-1 | Calc delta mag | 1.1 | ||||
Calc coord | yes |
Tycho2 | 4886-01569-1 | Pflag | RAmdeg | 136.25082452 | DEmdeg | -3.98725216 | |||||
PmRA | -79.5 | PmDE | 2.6 | E RAmdeg | 14 | E DEmdeg | 14 | ||||
E pmRA | 1.4 | E pmDE | 1.5 | EpRAm | 1990.58 | EpDEm | 1990.57 | ||||
Num | 4 | Q RAmdeg | 2.0 | Q DEmdeg | 2.3 | Q pmRA | 2.0 | ||||
Q pmDE | 2.3 | BTmag | 9.877 | E BTmag | 0.028 | VTmag | 9.193 | ||||
E VTmag | 0.020 | Prox | 106 | TYC | T | HIP | 44585 | ||||
CCDM | B | RAdeg | 136.25101028 | DEdeg | -3.98725833 | EpRA 1990 | 1.60 | ||||
EpDE 1990 | 1.49 | E RAdeg | 13.7 | E DEdeg | 14.1 | Posflg | D | ||||
Corr | 0.5 |
Catalog | H | HIP | 44585 | Proxy | T | RAhms | 09 05 00.25 | ||||
DEdms | -03 59 14.1 | Vmag | 9.23 | VarFlag | R Vmag | H | |||||
RAdeg | 136.251 | DEdeg | -3.98725 | AstroRef | B | Plx | 16.25 | ||||
CCDM | 09050-0359 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | I | Qual | A | M HIP | |||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.59 | |||||||
SpType | R SpType | Coord arcsec 2000 | 090500.25-035914.1 |
HIP | 44585 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 2.3780290695 | DErad | -0.0695905972 | Plx | 17.03 | PmRA | -88.23 | ||||
PmDE | 8.54 | E RArad | 5.57 | E DErad | 2.01 | E Plx | 5.56 | ||||
E pmRA | 5.27 | E pmDE | 2.07 | Hpmag | 9.5241 | E Hpmag | 0.032 | ||||
SHp | 0 | VA | 0 | BV | 0.641 | E BV | 0.052 | ||||
VI | 0.71 |
Ccdm | 09050-0359 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1308 | DRAs | 0.06 | DDEs | -13.0 | |||||
R dRAs | 10 | Year | 1832 | Theta | 084 | Rho | 10.5 | ||||
Obs | 10 | Vmag | 9.6 | Sp | PmNote | * | |||||
PmRA | -102 | PmDE | 13 | Dm number | Cat1 | ||||||
Name2 | 136559 | Cat2 | SAO | HD | M HD | ||||||
ADS BDS | A 7171 | M ADS BDS | N IDS | IDS | 09000S0335B | ||||||
HIC | 44585 |