Coord 2000 | 18032+0755 | Discov num | STTA164 | Comp | Coord arcsec 2000 | 18 03 12.41 +07 54 34.6 | |||||
Date first | 1875 | Date last | 2015 | Obs | 29 | ||||||
Pa first | 3 | Pa last | 359.5 | P.A. Now (θ) | 359.5° | ||||||
Sep first | 49.8 | Sep last | 50.838 | Sep. Now (ρ) | 50.838" | ||||||
Mag pri | 8.26 | Mag sec | 9.28 | delta mag (ΔM) | 1.02 | Spectral class | K0 (yellow-orange) | ||||
Pri motion ra | +019 | Sec motion ra | -001 | ||||||||
Pri motion dec | -006 | Sec motion dec | +002 | ||||||||
Notes | N (See Notes) |
Name | HD 164926 | Constellation | Ophiuchus | SAO | 123063 | Tycho2 | 1008-01605-1 | ||||
Gaia DR2 | 4476158467142595712 | HD | 164926 | DM | BD+07 3536 |
discov_num | notes | refcode |
STTA164 | B is BD+07@3536. |
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 |
18032+0755 | STTA164 | 2005 | 22 | 360 | 50.4 | 8.26 | 9.28 | K0 | N D | 180312.41+075434.6 | |
18032+0755 | STTA164 | 2013 | 25 | 359 | 50.6 | 8.26 | 9.28 | K0 | N | 180312.41+075434.6 | |
18032+0755 | STTA164 | 2015 | 29 | 0 | 50.8 | 8.26 | 9.28 | K0 | N | 180312.41+075434.6 |
Show | date | username | difficulty | sep | sep_sigma | pa | pa_sigma | delta_mag | # | notes |
Show | 12/07/23 | Robert | 50.00 | 1.80 | 359.00 | 1.25 | 2 |
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. |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
A | |
B | pa=359.5° sep=50.84" |
Componente originario normalizzato | AB | Name | HD 164926 | Coord arcsec 2000 | 180312.41+075434.6 | Mag | 8.26 | ||||
Spectral class | K0 (yellow-orange) | PmRA | 19.00 | PmDE | -6.0 | SAO | 123063 | ||||
Tycho2 | 1008-01605-1 | HD | 164926 | DM | BD+07 3537 |
Tycho2 | 1008-01605-1 | Pflag | RAmdeg | 270.80171551 | DEmdeg | 7.90960433 | |||||
PmRA | 19.2 | PmDE | -2.8 | E RAmdeg | 9 | E DEmdeg | 9 | ||||
E pmRA | 1.8 | E pmDE | 1.8 | EpRAm | 1991.15 | EpDEm | 1991.06 | ||||
Num | 7 | Q RAmdeg | 0.9 | Q DEmdeg | 0.9 | Q pmRA | 0.9 | ||||
Q pmDE | 0.9 | BTmag | 9.786 | E BTmag | 0.027 | VTmag | 8.261 | ||||
E VTmag | 0.014 | Prox | 507 | TYC | T | HIP | |||||
CCDM | RAdeg | 270.80167194 | DEdeg | 7.90961028 | EpRA 1990 | 1.80 | |||||
EpDE 1990 | 1.71 | E RAdeg | 8.9 | E DEdeg | 9.4 | Posflg | |||||
Corr | 0.1 |
SAO | 123063 | DelFlag | RA1950 | PmRA1950 | 0.0013 | ||||||
DE1950 | PmDE1950 | -0.02 | Vmag | 8.4 | SpType | K0 | |||||
Double code | Source | 32 | CatNum | 8247 | DM | BD+07 3537 | |||||
DMcomp | BDsup | HD | 164926 | M HD | 0 | ||||||
GC | RA1950rad | 4.7158698 | DE1950rad | 0.13800442 | PmRA2000 | 0.0015 | |||||
PmDE2000 | -0.02 |
Ccdm | 18032+0755 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 0.36 | DDEs | -26.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.3 | Sp | K0 | PmNote | * | ||||
PmRA | 21 | PmDE | -10 | Dm number | +07 3537 | Cat1 | BD | ||||
Name2 | +07 2319 | Cat2 | AGK2/3 | HD | 164926 | M HD | |||||
ADS BDS | B 8314 | M ADS BDS | N IDS | IDS | 17584N0755A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 180312.38+075525.4 | Mag | 9.28 | PmRA | -1.00 | ||||
PmDE | 2.0 | Tycho2 | 1008-01477-1 | DM | BD+07 3536 | Calc delta mag | 1.02 | ||||
Calc coord | yes |
Tycho2 | 1008-01477-1 | Pflag | RAmdeg | 270.80166884 | DEmdeg | 7.92368764 | |||||
PmRA | 0.6 | PmDE | 0.6 | E RAmdeg | 17 | E DEmdeg | 17 | ||||
E pmRA | 1.8 | E pmDE | 1.8 | EpRAm | 1989.44 | EpDEm | 1989.17 | ||||
Num | 7 | Q RAmdeg | 0.6 | Q DEmdeg | 1.1 | Q pmRA | 0.7 | ||||
Q pmDE | 1.0 | BTmag | 10.468 | E BTmag | 0.043 | VTmag | 9.282 | ||||
E VTmag | 0.024 | Prox | 507 | TYC | T | HIP | |||||
CCDM | RAdeg | 270.80166750 | DEdeg | 7.92368639 | EpRA 1990 | 1.80 | |||||
EpDE 1990 | 1.80 | E RAdeg | 18.1 | E DEdeg | 18.8 | Posflg | |||||
Corr | 0.0 |
Ccdm | 18032+0755 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT4164 | DRAs | 0.39 | DDEs | 24.2 | |||||
R dRAs | 10 | Year | 1875 | Theta | 002 | Rho | 50.1 | ||||
Obs | 6 | Vmag | 8.9 | Sp | PmNote | * | |||||
PmRA | 14 | PmDE | -23 | Dm number | +07 3536 | Cat1 | BD | ||||
Name2 | +07 2320 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | B 8314 | M ADS BDS | N IDS | IDS | 17584N0755B | ||||||
HIC |