Coord 2000 | 02563+7253 | Discov num | STF 312 | Comp | BC | Coord arcsec 2000 | 02 56 11.71 +72 53 11.5 | ||||
Date first | 1831 | Date last | 2013 | Obs | 23 | ||||||
Pa first | 131 | Pa last | 133.8 | P.A. Now (θ) | 133.8° | ||||||
Sep first | 43.9 | Sep last | 42.82 | Sep. Now (ρ) | 42.82" | ||||||
Mag pri | 8.92 | Mag sec | 10.14 | delta mag (ΔM) | 1.22 | Spectral class | |||||
Pri motion ra | +042 | Sec motion ra | +039 | ||||||||
Pri motion dec | -051 | Sec motion dec | -055 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 17785 | 4776 | 02 56 11 +72 53 10 | STF 312 AB | 2018 | 92 | 48 | 1.7 | 8.16 | 8.92 | 0.76 | Y | |
Show | 4776 | 02 56 11 +72 53 10 | STF 312 AC | 2016 | 35 | 132 | 43.0 | 8.16 | 10.14 | 1.98 | |||
Show | 4776 | 02 56 11 +72 53 10 | STF 312 AD | 2015 | 9 | 283 | 59.0 | 8.16 | 12.82 | 4.66 | |||
Show | 02 56 12 +72 53 12 | STF 312 BC | 2013 | 23 | 134 | 42.8 | 8.92 | 10.14 | 1.22 | <=== |
Constellation | Cassiopeia | Tycho2 | 4321-01378-2 | Gaia DR2 | 547259475820194944 |
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 |
02563+7253 | STF 312 | BC | 2001 | 20 | 134 | 43.0 | 8.92 | 10.14 | 025611.50+725310.0 | ||
02563+7253 | STF 312 | BC | 2012 | 21 | 133 | 42.7 | 8.92 | 10.14 | 025611.71+725311.5 | ||
02563+7253 | STF 312 | BC | 2013 | 23 | 134 | 42.8 | 8.92 | 10.14 | 025611.71+725311.5 |
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 | C | |
B | pa=57.4° sep=2.04" | ||
C | pa=161.7° sep=30.09" | pa=165.4° sep=30.65" | |
D | pa=307.9° sep=21.46" | pa=302.9° sep=22.22" | pa=327.7° sep=49.39" |
Name | HD 17785 | Coord arcsec 2000 | 025611.32+725310.4 | Mag | 8.16 | Spectral class | G0 (yellow) | ||||
PmRA | 42.00 | PmDE | -51.0 | SAO | 4776 | HIP | 13677 | ||||
Tycho2 | 4321-01378-1 | HD | 17785 | GC | 3476 | BD | BD+72 152 |
Tycho2 | 4321-01378-1 | Pflag | P | RAmdeg | 44.04783690 | DEmdeg | 72.88620568 | ||||
PmRA | 42.2 | PmDE | -51.1 | E RAmdeg | 6 | E DEmdeg | 5 | ||||
E pmRA | 1.9 | E pmDE | 2.0 | EpRAm | 1991.47 | EpDEm | 1991.55 | ||||
Num | 4 | Q RAmdeg | 0.8 | Q DEmdeg | 0.8 | Q pmRA | 0.8 | ||||
Q pmDE | 0.8 | BTmag | 8.832 | E BTmag | 0.016 | VTmag | 8.160 | ||||
E VTmag | 0.011 | Prox | 21 | TYC | T | HIP | 13677 | ||||
CCDM | A | RAdeg | 44.04719389 | DEdeg | 72.88621556 | EpRA 1990 | 1.57 | ||||
EpDE 1990 | 1.62 | E RAdeg | 5.7 | E DEdeg | 5.2 | Posflg | D | ||||
Corr | 0.1 |
SAO | 4776 | DelFlag | RA1950 | PmRA1950 | 0.0117 | ||||||
DE1950 | PmDE1950 | -0.045 | Vmag | 8 | SpType | G0 | |||||
Double code | Source | 70 | CatNum | 3476 | DM | BD+72 152 | |||||
DMcomp | BDsup | HD | 17785 | M HD | 0 | ||||||
GC | 3476 | RA1950rad | 0.74678801 | DE1950rad | 1.26858583 | PmRA2000 | 0.011 | ||||
PmDE2000 | -0.051 |
Catalog | H | HIP | 13677 | Proxy | H | RAhms | 02 56 11.32 | ||||
DEdms | +72 53 10.4 | Vmag | 7.66 | VarFlag | R Vmag | G | |||||
RAdeg | 44.0472 | DEdeg | 72.8862 | AstroRef | A | Plx | 16.23 | ||||
CCDM | 02562+7253 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 39 | Rho | 2.12 | HD | 17785 | BD | BD+72 152 | ||||
CD | CP | Dm number | +72 152 | VIred | 0.7 | ||||||
SpType | G0 | R SpType | Coord arcsec 2000 | 025611.32+725310.4 |
HIP | 13677 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 0.7687682767 | DErad | 1.272104459 | Plx | 15.16 | PmRA | 40.86 | ||||
PmDE | -43.02 | E RArad | 0.64 | E DErad | 0.91 | E Plx | 0.95 | ||||
E pmRA | 0.69 | E pmDE | 1.02 | Hpmag | 7.7876 | E Hpmag | 0.0011 | ||||
SHp | 0.013 | VA | 0 | BV | 0.631 | E BV | 0.015 | ||||
VI | 0.7 |
Coord arcsec 2000 | 025611.71+725311.5 | Coord calc | 025611.71+725311.5 | Mag | 8.92 | PmRA | 42.00 | ||||
PmDE | -51.0 | Tycho2 | 4321-01378-2 | Calc delta mag | 0.76 |
Tycho2 | 4321-01378-2 | Pflag | P | RAmdeg | 44.04783690 | DEmdeg | 72.88620568 | ||||
PmRA | 42.2 | PmDE | -51.1 | E RAmdeg | 6 | E DEmdeg | 5 | ||||
E pmRA | 1.9 | E pmDE | 2.0 | EpRAm | 1991.47 | EpDEm | 1991.55 | ||||
Num | 4 | Q RAmdeg | 0.8 | Q DEmdeg | 0.8 | Q pmRA | 0.8 | ||||
Q pmDE | 0.8 | BTmag | 9.616 | E BTmag | 0.021 | VTmag | 8.917 | ||||
E VTmag | 0.014 | Prox | 21 | TYC | T | HIP | 13677 | ||||
CCDM | B | RAdeg | 44.04846250 | DEdeg | 72.88666639 | EpRA 1990 | 1.57 | ||||
EpDE 1990 | 1.61 | E RAdeg | 9.3 | E DEdeg | 8.2 | Posflg | D | ||||
Corr | 0.0 |
Coord arcsec 2000 | 025613.46+725241.8 | Mag | 10.14 | PmRA | 42.00 | PmDE | -53.0 | ||||
Calc delta mag | 1.98 | Calc coord | yes |
Coord arcsec 2000 | 025607.48+725323.6 | Mag | 12.82 | PmRA | -3.00 | PmDE | 3.0 | ||||
Calc delta mag | 4.66 | Calc coord | yes |