Coord 2000 | 09283-0959 | Discov num | STF1357 | Comp | AB | Coord arcsec 2000 | 09 28 20.52 -09 59 12.8 | ||||
Date first | 1831 | Date last | 2016 | Obs | 32 | ||||||
Pa first | 51 | Pa last | 54.4 | P.A. Now (θ) | 54.4° | ||||||
Sep first | 7.5 | Sep last | 7.657 | Sep. Now (ρ) | 7.657" | ||||||
Mag pri | 6.94 | Mag sec | 9.85 | delta mag (ΔM) | 2.91 | Spectral class | K0 (yellow-orange) | ||||
Pri motion ra | +001 | Sec motion ra | +001 | ||||||||
Pri motion dec | -004 | Sec motion dec | -004 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 81902 | 136883 | 09 28 21 -09 59 13 | STF 1357 AB | 2016 | 32 | 54 | 7.7 | 6.94 | 9.85 | 2.91 | <=== | |
Show | 136883 | 09 28 21 -09 59 13 | FYM 167 AC | 2015 | 3 | 275 | 18.3 | 6.94 | 13.40 | 6.46 |
Name | HD 81902 | Constellation | Hydra | SAO | 136883 | HIP | 46443 | ||||
Tycho2 | 5464-01249-1 | Gaia DR2 | 5741076363587995904 | HD | 81902 | GC | 13067 | ||||
ADS | 7393 | BD | BD-09 2843 | Distance | 242.72 | Distance ly | 791.75 |
refcode | metd | author | reference |
FyM2013 | C j | Fay, M. | 2013OED....10...38F |
FyM2013 | El Observador de Estrellas Dobles, Issue #10, 38, 2013 | ||
FyM2013b | C j | Fay, M. | . |
FyM2013b | Il Bollettino Delle Stelle Doppie 5, 10, 2013 | ||
FyM2013c | C j | Fay, M. | . |
FyM2013c | Il Bollettino Delle Stelle Doppie 6, 40, 2013 | ||
FyM2013d | C j | Fay, M. | . |
FyM2013d | Il Bollettino Delle Stelle Doppie 6, 46, 2013 | ||
FyM2014 | C j | Fay, M. | . |
FyM2014 | Il Bollettino Delle Stelle Doppie 9, 36, 2014 | ||
FyM2014 | (Italian translation on page 21 of the same publication) | ||
FyM2014b | C - | Fay, M. | . |
FyM2014b | private communication | ||
FyM2014c | C j | Fay, M. | 2014OED....13...19F |
FyM2014c | El Observador de Estrellas Dobles, Issue #13, 19, 2014 | ||
FyM2015a | C j | Fay, M. | 2015OED....14...48F |
FyM2015a | El Observador de Estrellas Dobles, Issue #14, 48, 2015 | ||
FyM2015b | C j | Fay, M. | 2015OED....15...48F |
FyM2015b | El Observador de Estrellas Dobles, Issue #15, 48, 2015 | ||
FyM2016a | C - | Fay, M. | 2016OED....16...94F |
FyM2016a | El Observador de Estrellas Dobles, Issue #16, 94, 2016 | ||
FyM2016b | C j | Fay, M. | 2016OED....16..132F |
FyM2016b | El Observador de Estrellas Dobles, Issue #16, 132, 2016 | ||
FyM2016c | C j | Fay, M. | 2016OED....17...14F |
FyM2016c | El Observador de Estrellas Dobles, Issue #17, 14, 2016 | ||
FyM2017a | C - | Fay, M. | . |
FyM2017a | Il Bollettino Delle Stelle Doppie 20, 51, 2017 | ||
FyM2017a | (Italian translation on page 29 of the same publication) | ||
FyM2017b | C j | Fay, M. | 2017OED....19...71F |
FyM2017b | El Observador de Estrellas Dobles, Issue #19, 71, 2017 | ||
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 |
09283-0959 | STF1357 | AB | 2013 | 28 | 55 | 7.6 | 6.94 | 9.85 | K0 | 092820.52-095912.8 | |
09283-0959 | STF1357 | AB | 2014 | 29 | 55 | 7.9 | 6.94 | 9.85 | K0 | 092820.52-095912.8 | |
09283-0959 | STF1357 | AB | 2015 | 30 | 54 | 7.7 | 6.94 | 9.85 | K0 | 092820.52-095912.8 | |
09283-0959 | STF1357 | AB | 2016 | 32 | 54 | 7.7 | 6.94 | 9.85 | K0 | 092820.52-095912.8 |
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=54.0° sep=7.58" | |
C | pa=275.3° sep=18.05" | pa=263.4° sep=24.27" |
Name | HD 81902 | Coord arcsec 2000 | 092820.52-095912.8 | Mag | 6.94 | Spectral class | K0 (yellow-orange) | ||||
PmRA | 1.00 | PmDE | -4.0 | SAO | 136883 | HIP | 46443 | ||||
Tycho2 | 5464-01249-1 | HD | 81902 | GC | 13067 | ADS | 7393 | ||||
BD | BD-09 2843 |
Tycho2 | 5464-01249-1 | Pflag | RAmdeg | 142.08550126 | DEmdeg | -9.98689779 | |||||
PmRA | -4.9 | PmDE | -14.4 | E RAmdeg | 4 | E DEmdeg | 5 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1991.52 | EpDEm | 1991.11 | ||||
Num | 9 | Q RAmdeg | 5.2 | Q DEmdeg | 3.8 | Q pmRA | 5.3 | ||||
Q pmDE | 3.8 | BTmag | 8.192 | E BTmag | 0.017 | VTmag | 6.944 | ||||
E VTmag | 0.010 | Prox | 77 | TYC | T | HIP | 46443 | ||||
CCDM | A | RAdeg | 142.08551167 | DEdeg | -9.98686500 | EpRA 1990 | 1.78 | ||||
EpDE 1990 | 1.57 | E RAdeg | 4.3 | E DEdeg | 5.0 | Posflg | |||||
Corr | 0.2 |
SAO | 136883 | DelFlag | RA1950 | PmRA1950 | 0 | ||||||
DE1950 | PmDE1950 | -0.023 | Vmag | 6.9 | SpType | K0 | |||||
Double code | Source | 70 | CatNum | 13067 | DM | BD-09 2843 | |||||
DMcomp | BDsup | HD | 81902 | M HD | 0 | ||||||
GC | 13067 | RA1950rad | 2.46919978 | DE1950rad | -0.17048886 | PmRA2000 | 0.0004 | ||||
PmDE2000 | -0.018 |
Catalog | H | HIP | 46443 | Proxy | H | RAhms | 09 28 20.52 | ||||
DEdms | -09 59 12.7 | Vmag | 6.78 | VarFlag | R Vmag | H | |||||
RAdeg | 142.086 | DEdeg | -9.98687 | AstroRef | A | Plx | 6.51 | ||||
CCDM | 09283-0959 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 54 | Rho | 7.678 | HD | 81902 | BD | BD-09 2843 | ||||
CD | CP | Dm number | -09 2843 | VIred | 1.01 | ||||||
SpType | K0 | R SpType | Coord arcsec 2000 | 092820.52-095912.7 |
HIP | 46443 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 2.4798599656 | DErad | -0.1743036814 | Plx | 4.12 | PmRA | 0.8 | ||||
PmDE | -3.27 | E RArad | 0.64 | E DErad | 0.5 | E Plx | 0.74 | ||||
E pmRA | 0.71 | E pmDE | 0.54 | Hpmag | 6.9429 | E Hpmag | 0.0012 | ||||
SHp | 0.008 | VA | 0 | BV | 1.014 | E BV | 0.01 | ||||
VI | 0.99 |
Ccdm | 09283-0959 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.50 | DDEs | -14.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 6.9 | Sp | K0 | PmNote | * | ||||
PmRA | 3 | PmDE | -22 | Dm number | -09 2843 | Cat1 | BD | ||||
Name2 | 136883 | Cat2 | SAO | HD | 81902 | M HD | |||||
ADS BDS | A 7393 | M ADS BDS | N IDS | IDS | 09235S0933A | ||||||
HIC | 46443 |
Coord arcsec 2000 | 092820.94-095908.3 | Mag | 9.85 | PmRA | 1.00 | PmDE | -4.0 | ||||
Calc delta mag | 2.91 | Calc coord | yes |
Ccdm | 09283-0959 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1357 | DRAs | DDEs | |||||||
R dRAs | Year | 1831 | Theta | 054 | Rho | 7.5 | |||||
Obs | 8 | Vmag | 10.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 7393 | M ADS BDS | N IDS | IDS | 09235S0933B | ||||||
HIC | 46443 |
Coord arcsec 2000 | 092819.30-095911.1 | Mag | 13.4 | Calc delta mag | 6.46 | Calc coord | yes |