Coord 2000 | 23479+1703 | Discov num | STF3041 | Comp | AC | Coord arcsec 2000 | 23 47 51.79 +17 03 21.6 | ||||
Date first | 1890 | Date last | 2018 | Obs | 28 | ||||||
Pa first | 351 | Pa last | 357.8 | P.A. Now (θ) | 357.8° | ||||||
Sep first | 68.4 | Sep last | 59.5 | Sep. Now (ρ) | 59.5" | ||||||
Mag pri | 8.35 | Mag sec | 9.18 | delta mag (ΔM) | 0.83 | Spectral class | A6III (white) | ||||
Pri motion ra | +017 | Sec motion ra | +087 | ||||||||
Pri motion dec | -010 | Sec motion dec | -074 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 223249 | 108841 | 23 47 52 +17 03 22 | STF 3041 AB | 2018 | 48 | 356 | 61.1 | 8.35 | 9.05 | 0.70 | ||
Show | 108841 | 23 47 52 +17 03 22 | STF 3041 A,BC | 2017 | 20 | 358 | 60.5 | 8.35 | 8.36 | 0.01 | |||
Show | 108841 | 23 47 52 +17 03 22 | STF 3041 AC | 2018 | 28 | 358 | 59.5 | 8.35 | 9.18 | 0.83 | <=== | ||
Show | 108840 | 23 47 52 +17 04 19 | STF 3041 BC | 2020 | 109 | 356 | 3.4 | 9.18 | 9.04 | 0.14 |
Constellation | Pegasus | SAO | 108841 | HIP | 117366 | Tycho2 | 1721-01288-1 | ||||
Gaia DR2 | 2820009216554179072 | HD | 223249 | BD | BD+16 4990 | Distance | 198.02 | ||||
Distance ly | 645.94 |
discov_num | notes | refcode |
STF3041 | STTA249. |
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 |
23479+1703 | STF3041 | AC | 1995 | 19 | 358 | 63.6 | 8.35 | 9.18 | A6III | 234751.79+170321.6 | |
23479+1703 | STF3041 | AC | 2006 | 20 | 357 | 60.5 | 8.35 | 9.18 | A6III | 234751.79+170321.6 | |
23479+1703 | STF3041 | AC | 2010 | 21 | 358 | 55.9 | 8.35 | 9.18 | A6III | N | 234751.79+170321.6 |
23479+1703 | STF3041 | AC | 2012 | 24 | 359 | 60.7 | 8.35 | 9.18 | A6III | N | 234751.79+170321.6 |
23479+1703 | STF3041 | AC | 2016 | 26 | 358 | 60.0 | 8.35 | 9.18 | A6III | N | 234751.79+170321.6 |
23479+1703 | STF3041 | AC | 2018 | 28 | 358 | 59.5 | 8.35 | 9.18 | A6III | N | 234751.79+170321.6 |
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=357.0° sep=57.28" | |
C | pa=357.9° sep=59.50" | pa=20.1° sep=2.40" |
Coord arcsec 2000 | 234751.79+170321.6 | Mag | 8.35 | Spectral class | A6III (white) | PmRA | 17.00 | ||||
PmDE | -10.0 | SAO | 108841 | HIP | 117366 | Tycho2 | 1721-01288-1 | ||||
HD | 223249 | BD | BD+16 4990 |
Tycho2 | 1721-01288-1 | Pflag | RAmdeg | 356.96581390 | DEmdeg | 17.05595777 | |||||
PmRA | 17.2 | PmDE | -11.8 | E RAmdeg | 5 | E DEmdeg | 6 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1991.30 | EpDEm | 1990.90 | ||||
Num | 8 | Q RAmdeg | 1.2 | Q DEmdeg | 0.5 | Q pmRA | 1.2 | ||||
Q pmDE | 0.6 | BTmag | 8.542 | E BTmag | 0.016 | VTmag | 8.350 | ||||
E VTmag | 0.012 | Prox | 581 | TYC | T | HIP | 117366 | ||||
CCDM | RAdeg | 356.96577222 | DEdeg | 17.05598583 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.39 | E RAdeg | 4.9 | E DEdeg | 6.1 | Posflg | |||||
Corr | -0.4 |
SAO | 108841 | DelFlag | RA1950 | PmRA1950 | 0.0015 | ||||||
DE1950 | PmDE1950 | -0.001 | Vmag | 8.4 | SpType | A0 | |||||
Double code | Source | 28 | CatNum | 9698 | DM | BD+16 4990 | |||||
DMcomp | BDsup | HD | 223249 | M HD | 0 | ||||||
GC | RA1950rad | 6.21913095 | DE1950rad | 0.29283594 | PmRA2000 | 0.0015 | |||||
PmDE2000 | -0.005 |
Catalog | H | HIP | 117366 | Proxy | RAhms | 23 47 51.79 | |||||
DEdms | +17 03 21.6 | Vmag | 8.34 | VarFlag | R Vmag | H | |||||
RAdeg | 356.966 | DEdeg | 17.056 | AstroRef | Plx | 5.24 | |||||
CCDM | 23479+1704 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 223249 | BD | BD+16 4990 | ||||||
CD | CP | Dm number | +16 4990 | VIred | 0.15 | ||||||
SpType | A0 | R SpType | Coord arcsec 2000 | 234751.79+170321.6 |
HIP | 117366 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 6.230228028 | DErad | 0.2976831208 | Plx | 5.05 | PmRA | 14.78 | ||||
PmDE | -11.26 | E RArad | 0.61 | E DErad | 0.5 | E Plx | 0.82 | ||||
E pmRA | 0.7 | E pmDE | 0.56 | Hpmag | 8.3888 | E Hpmag | 0.0013 | ||||
SHp | 0.013 | VA | 0 | BV | 0.106 | E BV | 0.15 | ||||
VI | 0.15 |
Coord arcsec 2000 | 234751.58+170418.8 | Coord calc | 234751.58+170418.8 | Mag | 9.18 | Spectral class | G (yellow) | ||||
PmRA | 87.00 | PmDE | -74.0 | SAO | 108840 | HIP | 117365 | ||||
Tycho2 | 1721-00945-2 | HD | 223248 | GC | 33028 | BD | BD+16 4989 | ||||
Calc delta mag | 0.83 |
Tycho2 | 1721-00945-2 | Pflag | RAmdeg | 356.96491059 | DEmdeg | 17.07188353 | |||||
PmRA | 82.7 | PmDE | -81.0 | E RAmdeg | 9 | E DEmdeg | 13 | ||||
E pmRA | 3.8 | E pmDE | 3.6 | EpRAm | 1991.59 | EpDEm | 1991.19 | ||||
Num | 2 | Q RAmdeg | Q DEmdeg | Q pmRA | |||||||
Q pmDE | BTmag | 9.828 | E BTmag | 0.023 | VTmag | 9.177 | |||||
E VTmag | 0.017 | Prox | 35 | TYC | HIP | 117365 | |||||
CCDM | B | RAdeg | 356.96471000 | DEdeg | 17.07207806 | EpRA 1990 | 1.66 | ||||
EpDE 1990 | 1.36 | E RAdeg | 9.2 | E DEdeg | 12.6 | Posflg | D | ||||
Corr | -0.4 |
SAO | 108840 | DelFlag | RA1950 | PmRA1950 | 0.006 | ||||||
DE1950 | PmDE1950 | -0.07 | Vmag | 7.8 | SpType | G | |||||
Double code | Source | 70 | CatNum | 33028 | DM | BD+16 4989 | |||||
DMcomp | BDsup | HD | 223248 | M HD | 0 | ||||||
GC | 33028 | RA1950rad | 6.21909538 | DE1950rad | 0.29313742 | PmRA2000 | 0.006 | ||||
PmDE2000 | -0.074 |
Catalog | H | HIP | 117365 | Proxy | H | RAhms | 23 47 51.52 | ||||
DEdms | +17 04 23.0 | Vmag | 8.27 | VarFlag | R Vmag | G | |||||
RAdeg | 356.965 | DEdeg | 17.073 | AstroRef | C | Plx | 8.33 | ||||
CCDM | 23479+1704 | N CCDM | I | Nsys | 2 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | CB | |||||
Theta | 177 | Rho | 3.446 | HD | 223248 | BD | BD+16 4989 | ||||
CD | CP | Dm number | +16 4989 | VIred | 0.72 | ||||||
SpType | G | R SpType | Coord arcsec 2000 | 234751.52+170423.0 |
HIP | 117365 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 6.2302084419 | DErad | 0.297980854 | Plx | 8.13 | PmRA | 84.82 | ||||
PmDE | -75.67 | E RArad | 1.15 | E DErad | 1.02 | E Plx | 1.56 | ||||
E pmRA | 1.42 | E pmDE | 1.25 | Hpmag | 8.394 | E Hpmag | 0.0021 | ||||
SHp | 0.019 | VA | 0 | BV | 0 | E BV | 0 | ||||
VI | 0 |
Coord arcsec 2000 | 234751.64+170421.1 | Mag | 9.18 | PmRA | 87.00 | PmDE | -74.0 | ||||
Calc delta mag | 0.83 | Calc coord | yes |