Coord 2000 | 21306+4213 | Discov num | FYM 336 | Comp | AC | Coord arcsec 2000 | 21 30 35.00 +42 12 40.4 | ||||
Date first | 1998 | Date last | 2015 | Obs | 7 | ||||||
Pa first | 123 | Pa last | 122.5 | P.A. Now (θ) | 122.5° | ||||||
Sep first | 9.6 | Sep last | 9.5 | Sep. Now (ρ) | 9.5" | ||||||
Mag pri | 8.27 | Mag sec | 14.90 | delta mag (ΔM) | 6.63 | Spectral class | A7V (white) | ||||
Pri motion ra | -001 | Sec motion ra | |||||||||
Pri motion dec | -009 | Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 204919 | 50950 | 21 30 35 +42 12 40 | STT 441 AB | 2015 | 21 | 328 | 6.1 | 8.27 | 11.26 | 2.99 | ||
Show | 50950 | 21 30 35 +42 12 40 | FYM 336 AC | 2015 | 7 | 123 | 9.5 | 8.27 | 14.90 | 6.63 | <=== | ||
Show | 50950 | 21 30 35 +42 12 40 | FYM 336 AD | 2015 | 7 | 280 | 19.4 | 8.27 | 14.70 | 6.43 |
Constellation | Cygnus | SAO | 50950 | HIP | 106191 | Tycho2 | 3191-01712-1 | ||||
Gaia DR2 | 1967214632123902976 | HD | 204919 | BD | BD+41 4169 | Distance | 173.91 | ||||
Distance ly | 567.29 |
refcode | metd | author | reference |
FyM2013 | C j | Fay, M. | 2013OED....10...38F |
FyM2013 | El Observador de Estrellas Dobles, Issue #10, 38, 2013 | ||
FyM2013b | C j | Fay, M. | . |
FyM2013b | Il Bollettino Delle Stelle Doppie 5, 10, 2013 | ||
FyM2013c | C j | Fay, M. | . |
FyM2013c | Il Bollettino Delle Stelle Doppie 6, 40, 2013 | ||
FyM2013d | C j | Fay, M. | . |
FyM2013d | Il Bollettino Delle Stelle Doppie 6, 46, 2013 | ||
FyM2014 | C j | Fay, M. | . |
FyM2014 | Il Bollettino Delle Stelle Doppie 9, 36, 2014 | ||
FyM2014 | (Italian translation on page 21 of the same publication) | ||
FyM2014b | C - | Fay, M. | . |
FyM2014b | private communication | ||
FyM2014c | C j | Fay, M. | 2014OED....13...19F |
FyM2014c | El Observador de Estrellas Dobles, Issue #13, 19, 2014 | ||
FyM2015a | C j | Fay, M. | 2015OED....14...48F |
FyM2015a | El Observador de Estrellas Dobles, Issue #14, 48, 2015 | ||
FyM2015b | C j | Fay, M. | 2015OED....15...48F |
FyM2015b | El Observador de Estrellas Dobles, Issue #15, 48, 2015 | ||
FyM2016a | C - | Fay, M. | 2016OED....16...94F |
FyM2016a | El Observador de Estrellas Dobles, Issue #16, 94, 2016 | ||
FyM2016b | C j | Fay, M. | 2016OED....16..132F |
FyM2016b | El Observador de Estrellas Dobles, Issue #16, 132, 2016 | ||
FyM2016c | C j | Fay, M. | 2016OED....17...14F |
FyM2016c | El Observador de Estrellas Dobles, Issue #17, 14, 2016 | ||
FyM2017a | C - | Fay, M. | . |
FyM2017a | Il Bollettino Delle Stelle Doppie 20, 51, 2017 | ||
FyM2017a | (Italian translation on page 29 of the same publication) | ||
FyM2017b | C j | Fay, M. | 2017OED....19...71F |
FyM2017b | El Observador de Estrellas Dobles, Issue #19, 71, 2017 | ||
STTA | (O. Struve DD - Appendix list) | ................... | |
Stt1864 | Ma - | Struve, O. | 1864MNRAS..24..149S |
Stt1864 | MNRAS 24, 149, 1864 | ||
Stt1866 | orb - | Struve, O. | . |
Stt1866 | Bull. Imp. Acad. Sci. St. Petersburg, 1866 | ||
Stt1874 | orb - | Struve, O. | . |
Stt1874 | Compte Rendus 79, 1467, 1874 | ||
Stt1875 | orb - | Struve, O. | 1875MNRAS..35..367S |
Stt1875 | MNRAS 35, 367, 1875 | ||
Stt1878 | Ma - | Struve, O. | 1878ObPul...9....1S |
Stt1878 | Pulkova Observations 9, 1, 1878 | ||
Stt1879A | Ma - | Struve, O. | 1879Obs.....2..304G |
Stt1879A | cited by Gledhill (Obs 2, 304, 1879) | ||
Stt1879B | Ma - | Struve, O. | 1879Obs.....3..245G |
Stt1879B | cited by Gledhill (Obs 3, 245, 1879) | ||
Stt1879C | Ma - | Struve, O. | 1879Obs.....2..344G |
Stt1879C | cited by Gledhill (Obs 2, 344, 1879) | ||
Stt1880A | Ma - | Struve, O. | 1880Obs.....2..605H |
Stt1880A | cited by Hunt (Obs. 3, 605, 1880) | ||
Stt1880B | Ma - | Struve, O. | 1880Obs.....3..535G |
Stt1880B | cited by Gledhill (Obs 3, 535, 1880) | ||
Stt1880C | Ma - | Struve, O. | 1880MNRAS..40..497B |
Stt1880C | cited by Burnham (MNRAS 40, 497, 1880) | ||
Stt1884A | Ma - | Struve, O. | 1884AReg...22..216S |
Stt1884A | cited by Sadler (Astr. Register 22, 216, 1884) | ||
Stt1893a | Ma j | Struve, O. | 1893ObPul..10....1S |
Stt1893a | Pulkova Obs. Observations 10, 1, 1893 | ||
Stt1906A | Ma - | Struve, O. | 1906MmRAS..56....1L |
Stt1906A | cited by Lewis (MemRAS 56, 1, 1906) | ||
Stt1906B | Ma j | Struve, O. | 1906QB821.B972..... |
Stt1906B | cited in BDS (Burnham Double Star Cat., 1906) | ||
Stt1908A | Ma - | Struve, O. | 1908MNRAS..68..465B |
Stt1908A | cited by Barnard (MNRAS 68, 465, 1908) | ||
Stt1913A | Ma - | Struve, O. | 1913QB811.B8....... |
Stt1913A | cited by Burnham (Carnegie Inst. Wash. #168, 1913) | ||
Stt1914A | Ma - | Struve, O. | 1914AN....198..107R |
Stt1914A | cited by Rabe (AN 198, 107, 1914) | ||
Stt1932A | Ma - | Struve, O. | 1932QB821.A43...... |
Stt1932A | cited in ADS (Aitken Double Star Cat., 1932) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
21306+4213 | FYM 336 | AC | 2015 | 2 | 123 | 9.5 | 8.27 | 14.90 | A7V | 213035.00+421240.4 |
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=335.3° sep=5.70" | ||
C | pa=130.7° sep=7.83" | pa=141.1° sep=13.23" | |
D | pa=283.4° sep=14.55" | pa=261.2° sep=11.91" | pa=292.9° sep=21.80" |
Name | HD 204919 | Coord arcsec 2000 | 213035.00+421240.4 | Mag | 8.27 | Spectral class | A7V (white) | ||||
PmRA | -1.00 | PmDE | -9.0 | SAO | 50950 | HIP | 106191 | ||||
Tycho2 | 3191-01712-1 | HD | 204919 | BD | BD+41 4169 |
Tycho2 | 3191-01712-1 | Pflag | RAmdeg | 322.64583906 | DEmdeg | 42.21122924 | |||||
PmRA | -4.2 | PmDE | -5.9 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 1.3 | E pmDE | 1.4 | EpRAm | 1991.51 | EpDEm | 1991.51 | ||||
Num | 5 | Q RAmdeg | 1.0 | Q DEmdeg | 1.0 | Q pmRA | 1.0 | ||||
Q pmDE | 0.9 | BTmag | 8.609 | E BTmag | 0.016 | VTmag | 8.274 | ||||
E VTmag | 0.011 | Prox | 63 | TYC | T | HIP | 106191 | ||||
CCDM | A | RAdeg | 322.64585194 | DEdeg | 42.21124278 | EpRA 1990 | 1.70 | ||||
EpDE 1990 | 1.68 | E RAdeg | 5.4 | E DEdeg | 5.3 | Posflg | |||||
Corr | 0.1 |
SAO | 50950 | DelFlag | RA1950 | PmRA1950 | -0.0006 | ||||||
DE1950 | PmDE1950 | -0.004 | Vmag | 8.2 | SpType | A2 | |||||
Double code | Source | 4 | CatNum | 2068 | DM | BD+41 4169 | |||||
DMcomp | BDsup | HD | 204919 | M HD | 0 | ||||||
GC | RA1950rad | 5.62272723 | DE1950rad | 0.73287734 | PmRA2000 | -0.0003 | |||||
PmDE2000 | -0.008 |
Catalog | H | HIP | 106191 | Proxy | H | RAhms | 21 30 35.00 | ||||
DEdms | +42 12 40.5 | Vmag | 8.17 | VarFlag | R Vmag | H | |||||
RAdeg | 322.646 | DEdeg | 42.2112 | AstroRef | A | Plx | 5.83 | ||||
CCDM | 21306+4213 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 327 | Rho | 6.287 | HD | 204919 | BD | BD+41 4169 | ||||
CD | CP | Dm number | +41 4169 | VIred | 0.35 | ||||||
SpType | A2... | R SpType | Coord arcsec 2000 | 213035.00+421240.5 |
HIP | 106191 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 5.6312324193 | DErad | 0.7367251655 | Plx | 5.75 | PmRA | -4.32 | ||||
PmDE | -6.44 | E RArad | 0.56 | E DErad | 0.56 | E Plx | 0.8 | ||||
E pmRA | 0.66 | E pmDE | 0.7 | Hpmag | 8.2459 | E Hpmag | 0.0019 | ||||
SHp | 0.017 | VA | 0 | BV | 0.326 | E BV | 0.019 | ||||
VI | 0.38 |
Ccdm | 21306+4213 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -0.96 | DDEs | -18.9 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.9 | Sp | A2 | PmNote | * | ||||
PmRA | 4 | PmDE | 8 | Dm number | +41 4169 | Cat1 | BD | ||||
Name2 | +41 2068 | Cat2 | AGK2/3 | HD | 204919 | M HD | |||||
ADS BDS | A15045 | M ADS BDS | N IDS | IDS | 21267N4146A | ||||||
HIC | 106191 |
Coord arcsec 2000 | 213034.79+421245.6 | Mag | 11.26 | PmRA | 2.00 | PmDE | -5.0 | ||||
Calc delta mag | 2.99 | Calc coord | yes |
Ccdm | 21306+4213 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT 441 | DRAs | DDEs | |||||||
R dRAs | Year | 1847 | Theta | 321 | Rho | 6.8 | |||||
Obs | 5 | Vmag | 10.6 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A15045 | M ADS BDS | N IDS | IDS | 21267N4146B | ||||||
HIC | 106191 |
Coord arcsec 2000 | 213035.53+421235.3 | Mag | 14.9 | Calc delta mag | 6.63 | Calc coord | yes |
Coord arcsec 2000 | 213033.73+421243.8 | Mag | 14.7 | Calc delta mag | 6.43 | Calc coord | yes |