Coord 2000 | 01554+7613 | Discov num | STF 170 | Comp | Coord arcsec 2000 | 01 55 27.35 +76 13 28.4 | |||||
Date first | 1830 | Date last | 2016 | Obs | 68 | ||||||
Pa first | 247 | Pa last | 242.8 | P.A. Now (θ) | 242.8° | ||||||
Sep first | 3.2 | Sep last | 3.17 | Sep. Now (ρ) | 3.17" | ||||||
Mag pri | 7.49 | Mag sec | 8.24 | delta mag (ΔM) | 0.75 | Spectral class | A5 (white) | ||||
Pri motion ra | -018 | Sec motion ra | -018 | ||||||||
Pri motion dec | +003 | Sec motion dec | +003 | ||||||||
Notes |
Name | HD 11316 | Constellation | Cassiopeia | SAO | 4512 | HIP | 8962 | ||||
Tycho2 | 4494-01910-1 | Gaia DR2 | 559528135797701504 | HD | 11316 | GC | 2288 | ||||
ADS | 1504 | BD | BD+75 76 | Distance | 157.98 | Distance ly | 515.33 |
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 |
01554+7613 | STF 170 | 2005 | 61 | 243 | 3.2 | 7.49 | 8.24 | A5 | 015527.35+761328.4 | ||
01554+7613 | STF 170 | 2008 | 62 | 243 | 3.1 | 7.49 | 8.24 | A5 | 015527.35+761328.4 | ||
01554+7613 | STF 170 | 2016 | 65 | 244 | 3.2 | 7.49 | 8.24 | A5 | 015527.35+761328.4 |
Show | date | username | difficulty | separation | pa_estim | interest | notes |
Show | 22/10/21 | daedalus1 | mean difficulty | separated | 244 | Seeing Pickering 7, good. Measure: theta 244, rho 3.25 +/- 0.044. |
Show | date | username | difficulty | sep | sep_sigma | pa | pa_sigma | delta_mag | # | notes |
Show | 22/10/21 | Daedalus1 | mean difficulty | 3.25 | 0.04 | 244.00 | 0.00 | 0.76 | 12 | Pickering 7, good |
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=204.9° sep=1.60" |
Componente originario normalizzato | AB | Name | HD 11316 | Coord arcsec 2000 | 015527.35+761328.4 | Mag | 7.49 | ||||
Spectral class | A5 (white) | PmRA | -18.00 | PmDE | 3.0 | SAO | 4512 | ||||
HIP | 8962 | Tycho2 | 4494-01910-1 | HD | 11316 | GC | 2288 | ||||
ADS | 1504 | BD | BD+75 76 |
Tycho2 | 4494-01910-1 | Pflag | RAmdeg | 28.86394433 | DEmdeg | 76.22456758 | |||||
PmRA | -6.9 | PmDE | 7.5 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 1.6 | E pmDE | 1.6 | EpRAm | 1991.52 | EpDEm | 1991.67 | ||||
Num | 6 | Q RAmdeg | 1.8 | Q DEmdeg | 1.0 | Q pmRA | 1.8 | ||||
Q pmDE | 1.0 | BTmag | 7.911 | E BTmag | 0.016 | VTmag | 7.486 | ||||
E VTmag | 0.011 | Prox | 32 | TYC | T | HIP | 8962 | ||||
CCDM | A | RAdeg | 28.86401222 | DEdeg | 76.22455056 | EpRA 1990 | 1.62 | ||||
EpDE 1990 | 1.78 | E RAdeg | 5.4 | E DEdeg | 4.5 | Posflg | |||||
Corr | 0.3 |
SAO | 4512 | DelFlag | RA1950 | PmRA1950 | -0.0131 | ||||||
DE1950 | PmDE1950 | -0.007 | Vmag | 7 | SpType | A5 | |||||
Double code | Source | 70 | CatNum | 2288 | DM | BD+75 76 | |||||
DMcomp | BDsup | HD | 11316 | M HD | 0 | ||||||
GC | 2288 | RA1950rad | 0.4832554 | DE1950rad | 1.326086 | PmRA2000 | -0.0141 | ||||
PmDE2000 | -0.013 |
Catalog | H | HIP | 8962 | Proxy | H | RAhms | 01 55 27.36 | ||||
DEdms | +76 13 28.4 | Vmag | 6.97 | VarFlag | R Vmag | G | |||||
RAdeg | 28.864 | DEdeg | 76.2245 | AstroRef | A | Plx | 5.82 | ||||
CCDM | 01554+7613 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 244 | Rho | 3.183 | HD | 11316 | BD | BD+75 76 | ||||
CD | CP | Dm number | +75 76 | VIred | 0.44 | ||||||
SpType | A5 | R SpType | Coord arcsec 2000 | 015527.36+761328.4 |
HIP | 8962 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 0.5037720647 | DErad | 1.3303693998 | Plx | 6.33 | PmRA | -17.97 | ||||
PmDE | 3.76 | E RArad | 0.62 | E DErad | 0.57 | E Plx | 0.78 | ||||
E pmRA | 0.7 | E pmDE | 0.62 | Hpmag | 7.0626 | E Hpmag | 0.001 | ||||
SHp | 0.01 | VA | 0 | BV | 0.375 | E BV | 0.015 | ||||
VI | 0.44 |
Ccdm | 01554+7613 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 3.22 | DDEs | 28.2 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.4 | Sp | A5 | PmNote | * | ||||
PmRA | -3 | PmDE | 18 | Dm number | +75 76 | Cat1 | BD | ||||
Name2 | +75 67 | Cat2 | AGK2/3 | HD | 11316 | M HD | |||||
ADS BDS | A 1504 | M ADS BDS | N IDS | IDS | 01462N7544A | ||||||
HIC | 8962 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 015527.16+761327.0 | Mag | 8.24 | PmRA | -18.00 | ||||
PmDE | 3.0 | Tycho2 | 4494-02305-1 | Calc delta mag | 0.75 | Calc coord | yes |
Tycho2 | 4494-02305-1 | Pflag | RAmdeg | 28.86055756 | DEmdeg | 76.22416772 | |||||
PmRA | -10.5 | PmDE | 5.4 | E RAmdeg | 6 | E DEmdeg | 6 | ||||
E pmRA | 3.9 | E pmDE | 3.7 | EpRAm | 1991.60 | EpDEm | 1991.60 | ||||
Num | 2 | Q RAmdeg | Q DEmdeg | Q pmRA | |||||||
Q pmDE | BTmag | 8.626 | E BTmag | 0.016 | VTmag | 8.239 | |||||
E VTmag | 0.012 | Prox | 32 | TYC | T | HIP | 8962 | ||||
CCDM | B | RAdeg | 28.86066056 | DEdeg | 76.22415500 | EpRA 1990 | 1.63 | ||||
EpDE 1990 | 1.63 | E RAdeg | 5.8 | E DEdeg | 5.8 | Posflg | D | ||||
Corr | 0.0 |
Ccdm | 01554+7613 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 170 | DRAs | DDEs | |||||||
R dRAs | Year | 1830 | Theta | 246 | Rho | 3.3 | |||||
Obs | 31 | Vmag | 8.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 1504 | M ADS BDS | N IDS | IDS | 01462N7544B | ||||||
HIC | 8962 |