Coord 2000 | 00116+5558 | Discov num | STF 7 | Comp | Coord arcsec 2000 | 00 11 38.91 +55 57 40.9 | |||||
Date first | 1831 | Date last | 2017 | Obs | 68 | ||||||
Pa first | 217 | Pa last | 210.4 | P.A. Now (θ) | 210.4° | ||||||
Sep first | 1.3 | Sep last | 1.314 | Sep. Now (ρ) | 1.314" | ||||||
Mag pri | 7.99 | Mag sec | 8.46 | delta mag (ΔM) | 0.47 | Spectral class | B8V (blue-white) | ||||
Pri motion ra | +004 | Sec motion ra | +004 | ||||||||
Pri motion dec | -006 | Sec motion dec | -006 | ||||||||
Notes |
Name | HD 709 | Constellation | Cassiopeia | SAO | 21191 | HIP | 945 | ||||
Tycho2 | 3656-00275-1 | Gaia DR2 | 420770597309603456 | HD | 709 | GC | 194 | ||||
BD | BD+55 15 | Distance | 598.8 | Distance ly | 1953.29 |
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 |
00116+5558 | STF 7 | 2005 | 66 | 211 | 1.3 | 7.99 | 8.46 | B8V | D | 001138.91+555740.9 | |
00116+5558 | STF 7 | 2007 | 67 | 211 | 1.3 | 7.99 | 8.46 | B8V | D | 001138.91+555740.9 | |
00116+5558 | STF 7 | 2016 | 65 | 211 | 1.3 | 7.99 | 8.46 | B8V | 001138.91+555740.9 | ||
00116+5558 | STF 7 | 2017 | 67 | 210 | 1.3 | 7.99 | 8.46 | B8V | 001138.91+555740.9 |
Show | date | username | difficulty | sep | sep_sigma | pa | pa_sigma | delta_mag | # | notes |
Show | 12/10/19 | Robert | 123.00 | 0.89 | 1.00 | 2 |
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=198.2° sep=1.19" |
Componente originario normalizzato | AB | Name | HD 709 | Coord arcsec 2000 | 001138.91+555740.9 | Mag | 7.99 | ||||
Spectral class | B8V (blue-white) | PmRA | 4.00 | PmDE | -6.0 | SAO | 21191 | ||||
HIP | 945 | Tycho2 | 3656-00275-1 | HD | 709 | GC | 194 | ||||
BD | BD+55 15 |
Tycho2 | 3656-00275-1 | Pflag | P | RAmdeg | 2.91213144 | DEmdeg | 55.96137390 | ||||
PmRA | 3.6 | PmDE | -6.4 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 1.7 | E pmDE | 1.8 | EpRAm | 1991.52 | EpDEm | 1991.53 | ||||
Num | 7 | Q RAmdeg | 2.0 | Q DEmdeg | 1.0 | Q pmRA | 1.9 | ||||
Q pmDE | 1.0 | BTmag | 7.995 | E BTmag | 0.016 | VTmag | 7.986 | ||||
E VTmag | 0.011 | Prox | 13 | TYC | T | HIP | 945 | ||||
CCDM | A | RAdeg | 2.91222278 | DEdeg | 55.96148556 | EpRA 1990 | 1.69 | ||||
EpDE 1990 | 1.68 | E RAdeg | 4.6 | E DEdeg | 4.5 | Posflg | D | ||||
Corr | 0.1 |
SAO | 21191 | DelFlag | RA1950 | PmRA1950 | 0.0001 | ||||||
DE1950 | PmDE1950 | 0.011 | Vmag | 7.4 | SpType | B8 | |||||
Double code | Source | 70 | CatNum | 194 | DM | BD+55 15 | |||||
DMcomp | BDsup | HD | 709 | M HD | 0 | ||||||
GC | 194 | RA1950rad | 0.03931859 | DE1950rad | 0.97186321 | PmRA2000 | 0.0003 | ||||
PmDE2000 | 0.006 |
Catalog | H | HIP | 945 | Proxy | H | RAhms | 00 11 38.93 | ||||
DEdms | +55 57 41.4 | Vmag | 7.47 | VarFlag | R Vmag | H | |||||
RAdeg | 2.91222 | DEdeg | 55.9615 | AstroRef | A | Plx | 2.14 | ||||
CCDM | 00116+5558 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 211 | Rho | 1.328 | HD | 709 | BD | BD+55 15 | ||||
CD | CP | Dm number | +55 15 | VIred | 0.02 | ||||||
SpType | B8 | R SpType | Coord arcsec 2000 | 001138.93+555741.4 |
HIP | 945 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 0.0508278473 | DErad | 0.9767121929 | Plx | 1.67 | PmRA | 2.76 | ||||
PmDE | -8.46 | E RArad | 0.52 | E DErad | 0.48 | E Plx | 0.77 | ||||
E pmRA | 0.74 | E pmDE | 0.63 | Hpmag | 7.475 | E Hpmag | 0.0009 | ||||
SHp | 0.011 | VA | 0 | BV | 0.2 | E BV | 0.495 | ||||
VI | 0.02 |
Ccdm | 00116+5558 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.87 | DDEs | -18.2 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.9 | Sp | B8 | PmNote | * | ||||
PmRA | -3 | PmDE | 11 | Dm number | +55 15 | Cat1 | BD | ||||
Name2 | +55 15 | Cat2 | AGK2/3 | HD | 709 | M HD | |||||
ADS BDS | A 143 | M ADS BDS | N IDS | IDS | 00064N5524A | ||||||
HIC | 945 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 001138.87+555739.8 | Mag | 8.46 | PmRA | 4.00 | ||||
PmDE | -6.0 | Tycho2 | 3656-00275-2 | Calc delta mag | 0.47 | Calc coord | yes |
Tycho2 | 3656-00275-2 | Pflag | P | RAmdeg | 2.91213144 | DEmdeg | 55.96137390 | ||||
PmRA | 3.6 | PmDE | -6.4 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 1.7 | E pmDE | 1.8 | EpRAm | 1991.52 | EpDEm | 1991.53 | ||||
Num | 7 | Q RAmdeg | 2.0 | Q DEmdeg | 1.0 | Q pmRA | 1.9 | ||||
Q pmDE | 1.0 | BTmag | 8.528 | E BTmag | 0.016 | VTmag | 8.456 | ||||
E VTmag | 0.012 | Prox | 13 | TYC | HIP | 945 | |||||
CCDM | B | RAdeg | 2.91187722 | DEdeg | 55.96117028 | EpRA 1990 | 1.69 | ||||
EpDE 1990 | 1.67 | E RAdeg | 5.7 | E DEdeg | 5.5 | Posflg | D | ||||
Corr | 0.1 |
Ccdm | 00116+5558 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 7 | DRAs | DDEs | |||||||
R dRAs | Year | 1955 | Theta | 212 | Rho | 1.3 | |||||
Obs | 17 | Vmag | 9.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 143 | M ADS BDS | N IDS | IDS | 00064N5524B | ||||||
HIC | 945 |