Coord 2000 | 20544+4042 | Discov num | STT 420 | Comp | Coord arcsec 2000 | 20 54 22.25 +40 42 10.6 | |||||
Date first | 1848 | Date last | 2016 | Obs | 19 | ||||||
Pa first | 5 | Pa last | 1.6 | P.A. Now (θ) | 1.6° | ||||||
Sep first | 5.8 | Sep last | 5.799 | Sep. Now (ρ) | 5.799" | ||||||
Mag pri | 6.69 | Mag sec | 10.50 | delta mag (ΔM) | 3.81 | Spectral class | B8Vnne (blue-white) | ||||
Pri motion ra | +002 | Sec motion ra | |||||||||
Pri motion dec | -004 | Sec motion dec | |||||||||
Notes |
Name | HD 199218 | Constellation | Cygnus | SAO | 50209 | HIP | 103189 | ||||
Tycho2 | 3171-01117-1 | Gaia DR2 | 2065490287079134720 | HD | 199218 | HR | 8009 | ||||
GC | 29182 | ADS | 14413 | BD | BD+40 4354 | Distance | 248.14 | ||||
Distance ly | 809.43 |
refcode | metd | author | reference |
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 |
20544+4042 | STT 420 | 2002 | 15 | 1 | 5.8 | 6.70 | 10.70 | B8Vnne | D | 205422.25+404210.6 | |
20544+4042 | STT 420 | 2008 | 16 | 0 | 5.4 | 6.70 | 10.70 | B8Vnne | D | 205422.25+404210.6 | |
20544+4042 | STT 420 | 2015 | 18 | 2 | 5.5 | 6.69 | 10.50 | B8Vnne | 205422.25+404210.6 | ||
20544+4042 | STT 420 | 2016 | 19 | 2 | 5.8 | 6.69 | 10.50 | B8Vnne | 205422.25+404210.6 |
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 | pa=1.2° sep=5.80" |
Componente originario normalizzato | AB | Name | HD 199218 | Coord arcsec 2000 | 205422.25+404210.6 | Mag | 6.69 | ||||
Spectral class | B8Vnne (blue-white) | PmRA | 2.00 | PmDE | -4.0 | SAO | 50209 | ||||
HIP | 103189 | Tycho2 | 3171-01117-1 | HD | 199218 | HR | 8009 | ||||
GC | 29182 | BD | BD+40 4354 |
Tycho2 | 3171-01117-1 | Pflag | RAmdeg | 313.59272631 | DEmdeg | 40.70295713 | |||||
PmRA | 8.0 | PmDE | 0.0 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.0 | E pmDE | 1.0 | EpRAm | 1991.41 | EpDEm | 1991.44 | ||||
Num | 12 | Q RAmdeg | 0.5 | Q DEmdeg | 0.5 | Q pmRA | 0.5 | ||||
Q pmDE | 0.6 | BTmag | 6.589 | E BTmag | 0.014 | VTmag | 6.687 | ||||
E VTmag | 0.010 | Prox | 999 | TYC | T | HIP | 103189 | ||||
CCDM | RAdeg | 313.59270167 | DEdeg | 40.70295722 | EpRA 1990 | 1.60 | |||||
EpDE 1990 | 1.63 | E RAdeg | 3.7 | E DEdeg | 3.6 | Posflg | |||||
Corr | 0.0 |
SAO | 50209 | DelFlag | RA1950 | PmRA1950 | 0.0006 | ||||||
DE1950 | PmDE1950 | 0.006 | Vmag | 6.5 | SpType | B8 | |||||
Double code | Source | 70 | CatNum | 29182 | DM | BD+40 4354 | |||||
DMcomp | BDsup | HD | 199218 | M HD | 0 | ||||||
GC | 29182 | RA1950rad | 5.46506881 | DE1950rad | 0.70706582 | PmRA2000 | 0.0009 | ||||
PmDE2000 | 0.003 |
Catalog | H | HIP | 103189 | Proxy | RAhms | 20 54 22.25 | |||||
DEdms | +40 42 10.6 | Vmag | 6.69 | VarFlag | R Vmag | H | |||||
RAdeg | 313.593 | DEdeg | 40.703 | AstroRef | Plx | 4.82 | |||||
CCDM | 20544+4042 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | Source | Qual | S | M HIP | |||||||
Theta | Rho | HD | 199218 | BD | BD+40 4354 | ||||||
CD | CP | Dm number | +40 4354 | VIred | -0.07 | ||||||
SpType | B8Vnn | R SpType | Coord arcsec 2000 | 205422.25+404210.6 |
HIP | 103189 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 5.4732251327 | DErad | 0.7104006063 | Plx | 4.03 | PmRA | 8.3 | ||||
PmDE | 1.22 | E RArad | 0.29 | E DErad | 0.32 | E Plx | 0.42 | ||||
E pmRA | 0.33 | E pmDE | 0.41 | Hpmag | 6.6641 | E Hpmag | 0.0006 | ||||
SHp | 0.008 | VA | 0 | BV | -0.081 | E BV | 0.005 | ||||
VI | -0.06 |
Ccdm | 20544+4042 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.80 | DDEs | 10.1 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 6.5 | Sp | B8 | PmNote | * | ||||
PmRA | 3 | PmDE | -9 | Dm number | +40 4354 | Cat1 | BD | ||||
Name2 | +40 2126 | Cat2 | AGK2/3 | HD | 199218 | M HD | |||||
ADS BDS | A14413 | M ADS BDS | N IDS | IDS | 20506N4019A | ||||||
HIC | 103189 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 205422.26+404216.4 | Mag | 10.5 | Calc delta mag | 3.81 | ||||
Calc coord | yes |
Ccdm | 20544+4042 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT 420 | DRAs | -1.78 | DDEs | 16.1 | |||||
R dRAs | 90 | Year | 1848 | Theta | 003 | Rho | 5.8 | ||||
Obs | 9 | Vmag | 10.7 | Sp | PmNote | ||||||
PmRA | 3 | PmDE | -9 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A14413 | M ADS BDS | N IDS | IDS | 20506N4019B | ||||||
HIC | 103189 |