Coord 2000 | 12246+3744 | Discov num | STF1641 | Comp | AB | Coord arcsec 2000 | 12 24 33.48 +37 43 31.1 | ||||
Date first | 1830 | Date last | 2017 | Obs | 52 | ||||||
Pa first | 53 | Pa last | 22 | P.A. Now (θ) | 22° | ||||||
Sep first | 4.0 | Sep last | 16.6 | Sep. Now (ρ) | 16.6" | ||||||
Mag pri | 10.90 | Mag sec | 11.08 | delta mag (ΔM) | 0.18 | Spectral class | G (yellow) | ||||
Pri motion ra | +002 | Sec motion ra | +008 | ||||||||
Pri motion dec | -044 | Sec motion dec | +019 | ||||||||
Notes | L (Linear solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 12 24 33 +37 43 31 | STF 1641 AB | 2017 | 52 | 22 | 16.6 | 10.90 | 11.08 | 0.18 | <=== | |||
Show | 62986 | 12 24 33 +37 43 31 | STF 1641 AC | 2017 | 22 | 212 | 76.4 | 10.90 | 9.50 | 1.40 | |||
Show | 62986 | 12 24 34 +37 43 45 | STF 1641 BC | 2015 | 16 | 210 | 93.4 | 11.08 | 9.50 | 1.58 |
Constellation | Canes Venatici | Tycho2 | 3018-02185-1 | Gaia DR2 | 1531684195016519808 |
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 |
12246+3744 | STF1641 | AB | 2007 | 25 | 23 | 16.1 | 10.90 | 11.08 | G | LD | 122433.48+374331.1 |
12246+3744 | STF1641 | AB | 2010 | 29 | 22 | 16.3 | 10.90 | 11.08 | G | LD | 122433.48+374331.1 |
12246+3744 | STF1641 | AB | 2011 | 31 | 22 | 16.1 | 10.90 | 11.08 | G | LD | 122433.48+374331.1 |
12246+3744 | STF1641 | AB | 2012 | 32 | 22 | 16.4 | 10.90 | 11.08 | G | L | 122433.48+374331.1 |
12246+3744 | STF1641 | AB | 2013 | 33 | 22 | 16.4 | 10.90 | 11.08 | G | L | 122433.48+374331.1 |
12246+3744 | STF1641 | AB | 2015 | 38 | 22 | 16.5 | 10.90 | 11.08 | G | L | 122433.48+374331.1 |
12246+3744 | STF1641 | AB | 2017 | 39 | 22 | 16.6 | 10.90 | 11.08 | G | L | 122433.48+374331.1 |
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 | |
B | pa=22.9° sep=15.53" | |
C | pa=206.1° sep=72.32" | pa=205.6° sep=87.83" |
Coord arcsec 2000 | 122433.48+374331.1 | Mag | 10.9 | Spectral class | G (yellow) | PmRA | 2.00 | ||||
PmDE | -44.0 | Tycho2 | 3018-02759-1 |
Tycho2 | 3018-02759-1 | Pflag | RAmdeg | 186.13953346 | DEmdeg | 37.72531906 | |||||
PmRA | 3.7 | PmDE | -40.0 | E RAmdeg | 27 | E DEmdeg | 31 | ||||
E pmRA | 1.8 | E pmDE | 1.7 | EpRAm | 1985.06 | EpDEm | 1985.60 | ||||
Num | 9 | Q RAmdeg | 1.2 | Q DEmdeg | 0.8 | Q pmRA | 1.2 | ||||
Q pmDE | 0.8 | BTmag | 11.591 | E BTmag | 0.059 | VTmag | 10.905 | ||||
E VTmag | 0.051 | Prox | 151 | TYC | T | HIP | |||||
CCDM | RAdeg | 186.13950472 | DEdeg | 37.72541028 | EpRA 1990 | 1.77 | |||||
EpDE 1990 | 1.71 | E RAdeg | 35.4 | E DEdeg | 32.8 | Posflg | |||||
Corr | 0.1 |
Coord arcsec 2000 | 122433.99+374345.4 | Coord calc | 122433.99+374345.4 | Mag | 11.08 | Spectral class | G8V (yellow) | ||||
PmRA | 8.00 | PmDE | 19.0 | Tycho2 | 3018-02185-1 | Calc delta mag | 0.18 |
Tycho2 | 3018-02185-1 | Pflag | RAmdeg | 186.14165828 | DEmdeg | 37.72929771 | |||||
PmRA | 5.0 | PmDE | 20.3 | E RAmdeg | 45 | E DEmdeg | 42 | ||||
E pmRA | 2.8 | E pmDE | 2.6 | EpRAm | 1987.41 | EpDEm | 1987.13 | ||||
Num | 4 | Q RAmdeg | 0.6 | Q DEmdeg | 0.7 | Q pmRA | 0.6 | ||||
Q pmDE | 0.7 | BTmag | 11.431 | E BTmag | 0.054 | VTmag | 11.075 | ||||
E VTmag | 0.060 | Prox | 151 | TYC | T | HIP | |||||
CCDM | RAdeg | 186.14164389 | DEdeg | 37.72925111 | EpRA 1990 | 1.77 | |||||
EpDE 1990 | 1.73 | E RAdeg | 46.9 | E DEdeg | 44.0 | Posflg | |||||
Corr | 0.1 |
Coord arcsec 2000 | 122430.80+374226.2 | Mag | 9.5 | PmRA | -55.00 | PmDE | -21.0 | ||||
SAO | 62986 | Tycho2 | 3018-02276-1 | HD | 108006 | DM | BD+38 2329 | ||||
Calc delta mag | 1.4 | Calc coord | yes |
Tycho2 | 3018-02276-1 | Pflag | RAmdeg | 186.12568580 | DEmdeg | 37.70695935 | |||||
PmRA | -54.0 | PmDE | -19.5 | E RAmdeg | 11 | E DEmdeg | 11 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1990.31 | EpDEm | 1990.29 | ||||
Num | 12 | Q RAmdeg | 1.0 | Q DEmdeg | 1.2 | Q pmRA | 1.1 | ||||
Q pmDE | 1.2 | BTmag | 10.016 | E BTmag | 0.022 | VTmag | 9.501 | ||||
E VTmag | 0.018 | Prox | 768 | TYC | T | HIP | |||||
CCDM | RAdeg | 186.12584083 | DEdeg | 37.70700556 | EpRA 1990 | 1.80 | |||||
EpDE 1990 | 1.73 | E RAdeg | 11.1 | E DEdeg | 10.8 | Posflg | |||||
Corr | 0.1 |
SAO | 62986 | DelFlag | RA1950 | PmRA1950 | -0.0035 | ||||||
DE1950 | PmDE1950 | -0.023 | Vmag | 8.9 | SpType | G5 | |||||
Double code | Source | 5 | CatNum | 1189 | DM | BD+38 2329 | |||||
DMcomp | BDsup | HD | 108006 | M HD | 0 | ||||||
GC | RA1950rad | 3.23772556 | DE1950rad | 0.66294759 | PmRA2000 | -0.0033 | |||||
PmDE2000 | -0.018 |