Coord 2000 | 21441+0709 | Discov num | STTA222 | Comp | Coord arcsec 2000 | 21 44 07.92 +07 09 29.7 | |||||
Date first | 1874 | Date last | 2018 | Obs | 33 | ||||||
Pa first | 258 | Pa last | 257.5 | P.A. Now (θ) | 257.5° | ||||||
Sep first | 87.5 | Sep last | 87.4 | Sep. Now (ρ) | 87.4" | ||||||
Mag pri | 7.49 | Mag sec | 8.47 | delta mag (ΔM) | 0.98 | Spectral class | F2V (yellow-white) | ||||
Pri motion ra | -014 | Sec motion ra | -016 | ||||||||
Pri motion dec | +034 | Sec motion dec | +033 | ||||||||
Notes | N (See Notes) |
Name | HD 206735 | Constellation | Pegasus | SAO | 127028 | Tycho2 | 0555-00887-1 | ||||
Gaia DR2 | 2701223546567215872 | HD | 206735 | DM | BD+06 4891 |
discov_num | notes | refcode |
STTA222 | B is BD+06@4891. |
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 |
21441+0709 | STTA222 | 2005 | 23 | 258 | 87.4 | 7.49 | 8.47 | F2V | N D | 214407.92+070929.7 | |
21441+0709 | STTA222 | 2012 | 25 | 258 | 87.6 | 7.49 | 8.47 | F2V | N | 214407.92+070929.7 | |
21441+0709 | STTA222 | 2017 | 28 | 257 | 87.4 | 7.49 | 8.47 | F2V | N | 214407.92+070929.7 | |
21441+0709 | STTA222 | 2018 | 32 | 258 | 87.4 | 7.49 | 8.47 | F2V | N | 214407.92+070929.7 |
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=257.4° sep=86.75" |
Componente originario normalizzato | AB | Name | HD 206751 | Coord arcsec 2000 | 214407.92+070929.7 | Mag | 7.49 | ||||
Spectral class | F2V (yellow-white) | PmRA | -14.00 | PmDE | 34.0 | SAO | 127028 | ||||
Tycho2 | 0555-00887-1 | HD | 206751 | DM | BD+06 4892 |
Tycho2 | 0555-00887-1 | Pflag | RAmdeg | 326.03301419 | DEmdeg | 7.15825782 | |||||
PmRA | -14.1 | PmDE | 34.0 | E RAmdeg | 4 | E DEmdeg | 5 | ||||
E pmRA | 1.6 | E pmDE | 1.6 | EpRAm | 1991.69 | EpDEm | 1991.57 | ||||
Num | 10 | Q RAmdeg | 1.0 | Q DEmdeg | 0.8 | Q pmRA | 0.9 | ||||
Q pmDE | 0.8 | BTmag | 7.875 | E BTmag | 0.015 | VTmag | 7.486 | ||||
E VTmag | 0.011 | Prox | 876 | TYC | T | HIP | |||||
CCDM | RAdeg | 326.03304639 | DEdeg | 7.15818083 | EpRA 1990 | 1.88 | |||||
EpDE 1990 | 1.86 | E RAdeg | 4.1 | E DEdeg | 4.9 | Posflg | |||||
Corr | 0.0 |
SAO | 127028 | DelFlag | RA1950 | PmRA1950 | -0.0013 | ||||||
DE1950 | PmDE1950 | 0.046 | Vmag | 8.3 | SpType | F2 | |||||
Double code | Source | 32 | CatNum | 10914 | DM | BD+06 4892 | |||||
DMcomp | BDsup | HD | 206751 | M HD | 0 | ||||||
GC | RA1950rad | 5.67950946 | DE1950rad | 0.12091257 | PmRA2000 | -0.0012 | |||||
PmDE2000 | 0.041 |
Ccdm | 21441+0709 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.94 | DDEs | 30.5 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.9 | Sp | F2 | PmNote | * | ||||
PmRA | -6 | PmDE | 47 | Dm number | +06 4892 | Cat1 | BD | ||||
Name2 | +06 2978 | Cat2 | AGK2/3 | HD | 206751 | M HD | |||||
ADS BDS | B11199 | M ADS BDS | N IDS | IDS | 21392N0642A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 214402.23+070910.8 | Mag | 8.47 | PmRA | -16.00 | ||||
PmDE | 33.0 | SAO | 127025 | Tycho2 | 0555-00243-1 | HD | 206735 | ||||
DM | BD+06 4891 | Calc delta mag | 0.98 | Calc coord | yes |
Tycho2 | 0555-00243-1 | Pflag | RAmdeg | 326.00907291 | DEmdeg | 7.15295123 | |||||
PmRA | -14.4 | PmDE | 33.2 | E RAmdeg | 7 | E DEmdeg | 8 | ||||
E pmRA | 1.7 | E pmDE | 1.7 | EpRAm | 1991.34 | EpDEm | 1991.24 | ||||
Num | 9 | Q RAmdeg | 1.0 | Q DEmdeg | 1.4 | Q pmRA | 1.0 | ||||
Q pmDE | 1.4 | BTmag | 8.957 | E BTmag | 0.018 | VTmag | 8.471 | ||||
E VTmag | 0.014 | Prox | 876 | TYC | T | HIP | |||||
CCDM | RAdeg | 326.00910639 | DEdeg | 7.15287611 | EpRA 1990 | 1.85 | |||||
EpDE 1990 | 1.90 | E RAdeg | 6.7 | E DEdeg | 7.9 | Posflg | |||||
Corr | 0.0 |
SAO | 127025 | DelFlag | RA1950 | PmRA1950 | -0.0007 | ||||||
DE1950 | PmDE1950 | 0.044 | Vmag | 8.6 | SpType | F5 | |||||
Double code | Source | 32 | CatNum | 10912 | DM | BD+06 4891 | |||||
DMcomp | BDsup | HD | 206735 | M HD | 0 | ||||||
GC | RA1950rad | 5.67909108 | DE1950rad | 0.1208214 | PmRA2000 | -0.0006 | |||||
PmDE2000 | 0.039 |
Ccdm | 21441+0709 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT4222 | DRAs | -3.78 | DDEs | 11.2 | |||||
R dRAs | 10 | Year | 1874 | Theta | 258 | Rho | 87.8 | ||||
Obs | 8 | Vmag | 9.2 | Sp | F5 | PmNote | * | ||||
PmRA | -1 | PmDE | 48 | Dm number | +06 4891 | Cat1 | BD | ||||
Name2 | +06 2976 | Cat2 | AGK2/3 | HD | 206735 | M HD | |||||
ADS BDS | B11199 | M ADS BDS | N IDS | IDS | 21392N0642B | ||||||
HIC |