Coord 2000 | 20066+0735 | Discov num | STTA198 | Comp | AB | Coord arcsec 2000 | 20 06 38.76 +07 34 34.2 | ||||
Date first | 1875 | Date last | 2018 | Obs | 40 | ||||||
Pa first | 186 | Pa last | 185 | P.A. Now (θ) | 185° | ||||||
Sep first | 65.2 | Sep last | 64.6 | Sep. Now (ρ) | 64.6" | ||||||
Mag pri | 7.12 | Mag sec | 7.55 | delta mag (ΔM) | 0.43 | Spectral class | A2V+A3V (white/white) | ||||
Pri motion ra | +000 | Sec motion ra | +005 | ||||||||
Pri motion dec | -022 | Sec motion dec | -019 | ||||||||
Notes | N Z (See Notes, Parallax indicates components are physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 190849 | 125456 | 20 06 39 +07 34 34 | STTA 198 AB | 2018 | 40 | 185 | 64.6 | 7.12 | 7.55 | 0.43 | <=== | |
Show | 125456 | 20 06 39 +07 34 34 | STTA 198 AC | 2019 | 12 | 173 | 35.1 | 7.12 | 13.40 | 6.28 | |||
Show | 125456 | 20 06 39 +07 34 34 | GMC 6 AD | 2016 | 8 | 316 | 33.8 | 7.12 | 13.90 | 6.78 |
Name | HD 190849 | Constellation | Aquila | SAO | 125456 | HIP | 99054 | ||||
Tycho2 | 1072-02229-1 | Gaia DR2 | 4250687252639518720 | HD | 190849 | GC | 27895 | ||||
BD | BD+07 4366 | Distance | 110.99 | Distance ly | 362.05 |
discov_num | notes | refcode |
STTA198 | B is BD+07@4366. |
refcode | metd | author | reference |
GMc2011 | C u | Micello, G. | 2011JDSO....7...37M |
GMc2011 | JDSO 7, 37, 2011 | ||
GMc2011b | C w | Preti, L. & Micello, G. | 2011JDSO....7..144P |
GMc2011b | JDSO 7, 144, 2011 | ||
GMc2012 | C u | Micello, G. | 2012JDSO....8...28M |
GMc2012 | JDSO 8, 28, 2012 | ||
GMc2012b | P j | Micello, G. | . |
GMc2012b | +C | Il Bollettino Delle Stelle Doppie 2, 14, 2012 | |
GMc2012c | P+ w | Micello, G. | 2012OED.....9..117M |
GMc2012c | +E2 | El Observador de Estrellas Dobles, Issue #9, 117, 2012 | |
GMc2012d | C j | Adigrat, A. & Micello, G. | . |
GMc2012d | +M | Il Bollettino Delle Stelle Doppie 2, 21, 2012 | |
GMc2012e | C u | Micello, G. | 2012JDSO....8..193M |
GMc2012e | JDSO 8, 193, 2012 | ||
GMc2012f | P+ j | Micello, G. | . |
GMc2012f | +C | Il Bollettino Delle Stelle Doppie 1, 14, 2012 | |
GMc2012g | C u | Micello, G. | ................... |
GMc2012g | Webb Soc., Double Star Circ. 20, 2012 | ||
GMc2012h | M j | Micello, G. | . |
GMc2012h | Il Bollettino Delle Stelle Doppie 2, 26, 2012 | ||
GMc2012i | P - | Micello, G. | . |
GMc2012i | Il Bollettino Delle Stelle Doppie 3, 13, 2012 | ||
GMc2013 | C j | Micello, G. | . |
GMc2013 | Il Bollettino Delle Stelle Doppie 4, 18, 2013 | ||
GMc2013b | P - | Micello, G. | . |
GMc2013b | Il Bollettino Delle Stelle Doppie 5, 5, 2013 | ||
GMc2013c | C j | Micello, G. | . |
GMc2013c | Il Bollettino Delle Stelle Doppie 6, 23, 2013 | ||
GMc2013c | (Date corrected from 2012.829 to 2012.892 before conversion to Julian epoch) | ||
GMc2013d | C - | Micello, G. | . |
GMc2013d | +P | Il Bollettino Delle Stelle Doppie 7, 9, 2013 | |
GMc2014 | C j | Micello, G. | . |
GMc2014 | Il Bollettino Delle Stelle Doppie 8, 21, 2014 | ||
GMc2016 | C - | Micello, G. | . |
GMc2016 | +orb | Il Bollettino Delle Stelle Doppie 17, 5, 2016 | |
GMc2019 | C j | Micello, G. | . |
GMc2019 | Il Bollettino Delle Stelle Doppie 28, 15, 2019 | ||
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 |
20066+0735 | STTA198 | AB | 2003 | 26 | 185 | 65.2 | 7.12 | 7.55 | A2V A3V | NZD | 200638.76+073434.2 |
20066+0735 | STTA198 | AB | 2008 | 27 | 185 | 65.5 | 7.12 | 7.55 | A2V A3V | NZD | 200638.76+073434.2 |
20066+0735 | STTA198 | AB | 2011 | 29 | 186 | 64.1 | 7.12 | 7.55 | A2V A3V | NZD | 200638.76+073434.2 |
20066+0735 | STTA198 | AB | 2012 | 31 | 185 | 65.9 | 7.12 | 7.55 | A2V A3V | NZD | 200638.76+073434.2 |
20066+0735 | STTA198 | AB | 2013 | 34 | 186 | 64.8 | 7.12 | 7.55 | A2V A3V | NZD | 200638.76+073434.2 |
20066+0735 | STTA198 | AB | 2017 | 36 | 185 | 64.6 | 7.12 | 7.55 | A2V+A3V | NZ | 200638.76+073434.2 |
20066+0735 | STTA198 | AB | 2018 | 40 | 185 | 64.6 | 7.12 | 7.55 | A2V+A3V | NZ | 200638.76+073434.2 |
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. |
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A | B | C | |
B | pa=185.0° sep=64.60" | ||
C | pa=173.3° sep=35.07" | pa=18.2° sep=31.08" | |
D | pa=315.9° sep=33.62" | pa=348.6° sep=90.25" | pa=335.0° sep=65.06" |
Name | HD 190849 | Coord arcsec 2000 | 200638.76+073434.2 | Mag | 7.12 | Spectral class | A2V (white) | ||||
PmRA | 0.00 | PmDE | -22.0 | SAO | 125456 | HIP | 99055 | ||||
Tycho2 | 1072-02229-1 | HD | 190849 | GC | 27896 | BD | BD+07 4367 |
Tycho2 | 1072-02229-1 | Pflag | RAmdeg | 301.66150038 | DEmdeg | 7.57610902 | |||||
PmRA | 3.1 | PmDE | -18.8 | E RAmdeg | 4 | E DEmdeg | 5 | ||||
E pmRA | 1.5 | E pmDE | 1.4 | EpRAm | 1991.47 | EpDEm | 1991.07 | ||||
Num | 12 | Q RAmdeg | 1.0 | Q DEmdeg | 0.8 | Q pmRA | 0.9 | ||||
Q pmDE | 0.9 | BTmag | 7.248 | E BTmag | 0.015 | VTmag | 7.121 | ||||
E VTmag | 0.010 | Prox | 650 | TYC | T | HIP | 99055 | ||||
CCDM | RAdeg | 301.66149278 | DEdeg | 7.57615417 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.33 | E RAdeg | 4.0 | E DEdeg | 4.6 | Posflg | |||||
Corr | -0.2 |
SAO | 125456 | DelFlag | RA1950 | PmRA1950 | -0.0006 | ||||||
DE1950 | PmDE1950 | -0.014 | Vmag | 6.9 | SpType | A0 | |||||
Double code | Source | 70 | CatNum | 27896 | DM | BD+07 4367 | |||||
DMcomp | BDsup | HD | 190849 | M HD | 0 | ||||||
GC | 27896 | RA1950rad | 5.25434548 | DE1950rad | 0.12970503 | PmRA2000 | -0.0004 | ||||
PmDE2000 | -0.017 |
Catalog | H | HIP | 99055 | Proxy | RAhms | 20 06 38.76 | |||||
DEdms | +07 34 34.2 | Vmag | 7.12 | VarFlag | R Vmag | H | |||||
RAdeg | 301.661 | DEdeg | 7.57616 | AstroRef | Plx | 7.51 | |||||
CCDM | 20066+0734 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 190849 | BD | BD+07 4367 | ||||||
CD | CP | Dm number | +07 4367 | VIred | 0.13 | ||||||
SpType | A1IV-V | R SpType | Coord arcsec 2000 | 200638.76+073434.2 |
HIP | 99055 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 5.2649862396 | DErad | 0.1322288527 | Plx | 8.24 | PmRA | 0 | ||||
PmDE | -21.59 | E RArad | 0.58 | E DErad | 0.42 | E Plx | 0.73 | ||||
E pmRA | 0.81 | E pmDE | 0.53 | Hpmag | 7.1621 | E Hpmag | 0.0011 | ||||
SHp | 0.012 | VA | 0 | BV | 0.114 | E BV | 0.008 | ||||
VI | 0.13 |
Coord arcsec 2000 | 200638.38+073329.8 | Mag | 7.55 | Spectral class | A3V (white) | PmRA | 5.00 | ||||
PmDE | -19.0 | SAO | 125455 | HIP | 99054 | Tycho2 | 1072-02252-1 | ||||
HD | 190850 | GC | 27895 | BD | BD+07 4366 | Calc delta mag | 0.43 | ||||
Calc coord | yes |
Tycho2 | 1072-02252-1 | Pflag | RAmdeg | 301.65973401 | DEmdeg | 7.55812474 | |||||
PmRA | 4.2 | PmDE | -19.3 | E RAmdeg | 4 | E DEmdeg | 6 | ||||
E pmRA | 1.6 | E pmDE | 1.5 | EpRAm | 1991.57 | EpDEm | 1991.03 | ||||
Num | 11 | Q RAmdeg | 0.8 | Q DEmdeg | 0.7 | Q pmRA | 0.6 | ||||
Q pmDE | 0.7 | BTmag | 7.741 | E BTmag | 0.016 | VTmag | 7.549 | ||||
E VTmag | 0.011 | Prox | 650 | TYC | T | HIP | 99054 | ||||
CCDM | RAdeg | 301.65972417 | DEdeg | 7.55817139 | EpRA 1990 | 1.68 | |||||
EpDE 1990 | 1.28 | E RAdeg | 4.4 | E DEdeg | 5.5 | Posflg | |||||
Corr | -0.1 |
SAO | 125455 | DelFlag | RA1950 | PmRA1950 | -0.0011 | ||||||
DE1950 | PmDE1950 | -0.013 | Vmag | 7.5 | SpType | A | |||||
Double code | Source | 70 | CatNum | 27895 | DM | BD+07 4366 | |||||
DMcomp | BDsup | HD | 190850 | M HD | 0 | ||||||
GC | 27895 | RA1950rad | 5.25431245 | DE1950rad | 0.12938999 | PmRA2000 | -0.0009 | ||||
PmDE2000 | -0.016 |
Catalog | H | HIP | 99054 | Proxy | RAhms | 20 06 38.34 | |||||
DEdms | +07 33 29.4 | Vmag | 7.57 | VarFlag | R Vmag | H | |||||
RAdeg | 301.66 | DEdeg | 7.55817 | AstroRef | Plx | 7.94 | |||||
CCDM | 20066+0734 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 190850 | BD | BD+07 4366 | ||||||
CD | CP | Dm number | +07 4366 | VIred | 0.14 | ||||||
SpType | A2V | R SpType | Coord arcsec 2000 | 200638.34+073329.4 |
HIP | 99054 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 5.2649554979 | DErad | 0.1319149788 | Plx | 9.01 | PmRA | 2.62 | ||||
PmDE | -18.52 | E RArad | 0.53 | E DErad | 0.45 | E Plx | 0.77 | ||||
E pmRA | 0.69 | E pmDE | 0.5 | Hpmag | 7.6234 | E Hpmag | 0.0013 | ||||
SHp | 0.011 | VA | 0 | BV | 0.163 | E BV | 0.012 | ||||
VI | 0.18 |
Coord arcsec 2000 | 200639.04+073359.4 | Mag | 13.4 | Calc delta mag | 6.28 | Calc coord | yes |
Coord arcsec 2000 | 200637.19+073458.3 | Mag | 13.9 | PmRA | 2.00 | PmDE | -11.0 | ||||
Calc delta mag | 6.78 | Calc coord | yes |