Coord 2000 | 18452+3914 | Discov num | STF2392 | Comp | AC | Coord arcsec 2000 | 18 45 09.99 +39 13 32.8 | ||||
Date first | 1831 | Date last | 2021 | Obs | 28 | ||||||
Pa first | 179 | Pa last | 172.7 | P.A. Now (θ) | 172.7° | ||||||
Sep first | 23.3 | Sep last | 23.75 | Sep. Now (ρ) | 23.75" | ||||||
Mag pri | 9.25 | Mag sec | 10.46 | delta mag (ΔM) | 1.21 | Spectral class | A2 (white) | ||||
Pri motion ra | +002 | Sec motion ra | +009 | ||||||||
Pri motion dec | -006 | Sec motion dec | +000 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 18 45 10 +39 13 33 | STF 2392 AB | 2021 | 27 | 314 | 2.8 | 9.25 | 11.07 | 1.82 | ||||
Show | 18 45 10 +39 13 33 | STF 2392 AC | 2021 | 28 | 173 | 23.8 | 9.25 | 10.46 | 1.21 | <=== | |||
Show | 18 45 10 +39 13 35 | STF 2392 BC | 2015 | 19 | 169 | 26.2 | 11.07 | 10.46 | 0.61 |
Constellation | Lyra | HIP | 92006 | Tycho2 | 3118-00694-1 | Gaia DR2 | 2098144167514561280 | ||||
Distance | 43.65 | Distance ly | 142.39 |
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 |
18452+3914 | STF2392 | AC | 2004 | 22 | 173 | 23.7 | 9.25 | 10.46 | D | 184509.99+391332.8 | |
18452+3914 | STF2392 | AC | 2009 | 24 | 173 | 23.9 | 9.25 | 10.46 | D | 184509.99+391332.8 | |
18452+3914 | STF2392 | AC | 2012 | 26 | 173 | 24.2 | 9.25 | 10.46 | D | 184509.99+391332.8 | |
18452+3914 | STF2392 | AC | 2015 | 27 | 173 | 23.8 | 9.25 | 10.46 | A2 | 184509.99+391332.8 | |
18452+3914 | STF2392 | AC | 2021 | 28 | 173 | 23.8 | 9.25 | 10.46 | A2 | 184509.99+391332.8 |
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=315.1° sep=2.96" | |
C | pa=174.3° sep=23.67" | pa=170.2° sep=26.04" |
Coord arcsec 2000 | 184509.99+391332.8 | Mag | 9.25 | Spectral class | A2 (white) | PmRA | 2.00 | ||||
PmDE | -7.0 | HIP | 92005 | Tycho2 | 3118-00694-1 | BD | BD+39 3517 |
Tycho2 | 3118-00694-1 | Pflag | P | RAmdeg | 281.29160041 | DEmdeg | 39.22580489 | ||||
PmRA | 2.4 | PmDE | -7.2 | E RAmdeg | 48 | E DEmdeg | 47 | ||||
E pmRA | 2.0 | E pmDE | 1.8 | EpRAm | 1981.43 | EpDEm | 1980.59 | ||||
Num | 5 | Q RAmdeg | 0.9 | Q DEmdeg | 1.5 | Q pmRA | 0.9 | ||||
Q pmDE | 1.5 | BTmag | 9.385 | E BTmag | 0.020 | VTmag | 9.246 | ||||
E VTmag | 0.019 | Prox | 31 | TYC | T | HIP | 92005 | ||||
CCDM | A | RAdeg | 281.29164250 | DEdeg | 39.22578417 | EpRA 1990 | 1.51 | ||||
EpDE 1990 | 1.65 | E RAdeg | 10.4 | E DEdeg | 10.0 | Posflg | D | ||||
Corr | 0.1 |
Catalog | H | HIP | 92005 | Proxy | H | RAhms | 18 45 09.99 | ||||
DEdms | +39 13 32.8 | Vmag | 9.05 | VarFlag | R Vmag | H | |||||
RAdeg | 281.292 | DEdeg | 39.2258 | AstroRef | A | Plx | -0.65 | ||||
CCDM | 18452+3913 | N CCDM | I | Nsys | 2 | Ncomp | 2 | ||||
MultFlag | C | Source | P | Qual | B | M HIP | AB | ||||
Theta | 315 | Rho | 3.044 | HD | BD | BD+39 3517 | |||||
CD | CP | Dm number | +39 3517 | VIred | 0.13 | ||||||
SpType | A2 | R SpType | Coord arcsec 2000 | 184509.99+391332.8 |
HIP | 92005 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.9094653397 | DErad | 0.6846190203 | Plx | 1.07 | PmRA | 1.53 | ||||
PmDE | -1.08 | E RArad | 1.14 | E DErad | 1.32 | E Plx | 1.5 | ||||
E pmRA | 1.19 | E pmDE | 1.81 | Hpmag | 9.0909 | E Hpmag | 0.0027 | ||||
SHp | 0.034 | VA | 0 | BV | 0.1 | E BV | 0.495 | ||||
VI | 0.13 |
Coord arcsec 2000 | 184509.81+391334.9 | Coord calc | 184509.81+391334.9 | Mag | 11.07 | PmRA | 2.00 | ||||
PmDE | 0.0 | Tycho2 | 3118-02082-1 | Calc delta mag | 1.82 |
Tycho2 | 3118-02082-1 | Pflag | P | RAmdeg | 281.29160041 | DEmdeg | 39.22580489 | ||||
PmRA | 2.4 | PmDE | -7.2 | E RAmdeg | 48 | E DEmdeg | 47 | ||||
E pmRA | 2.0 | E pmDE | 1.8 | EpRAm | 1981.43 | EpDEm | 1980.59 | ||||
Num | 5 | Q RAmdeg | 0.9 | Q DEmdeg | 1.5 | Q pmRA | 0.9 | ||||
Q pmDE | 1.5 | BTmag | 11.638 | E BTmag | 0.080 | VTmag | 11.070 | ||||
E VTmag | 0.079 | Prox | 31 | TYC | T | HIP | 92005 | ||||
CCDM | B | RAdeg | 281.29086639 | DEdeg | 39.22638250 | EpRA 1990 | 1.52 | ||||
EpDE 1990 | 1.65 | E RAdeg | 53.4 | E DEdeg | 52.4 | Posflg | D | ||||
Corr | 0.1 |
Coord arcsec 2000 | 184510.19+391309.2 | Mag | 10.46 | PmRA | 9.00 | PmDE | 0.0 | ||||
HIP | 92006 | Calc delta mag | 1.21 | Calc coord | yes |
Catalog | H | HIP | 92006 | Proxy | RAhms | 18 45 10.23 | |||||
DEdms | +39 13 09.3 | Vmag | 10.31 | VarFlag | R Vmag | H | |||||
RAdeg | 281.293 | DEdeg | 39.2192 | AstroRef | C | Plx | -0.65 | ||||
CCDM | 18452+3913 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | F | Qual | B | M HIP | |||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.71 | |||||||
SpType | R SpType | Coord arcsec 2000 | 184510.23+391309.3 |
HIP | 92006 | Sn | 15 | So | 3 | Nc | 1 | ||||
RArad | 4.9094825498 | DErad | 0.6845046487 | Plx | -22.91 | PmRA | 76.49 | ||||
PmDE | 23.2 | E RArad | 11.97 | E DErad | 13.2 | E Plx | 17.07 | ||||
E pmRA | 14.5 | E pmDE | 18.36 | Hpmag | 10.4426 | E Hpmag | 0.0264 | ||||
SHp | 0.226 | VA | 0 | BV | 0 | E BV | 0 | ||||
VI | 0 |