Coord 2000 | 19159+2727 | Discov num | WAL 108 | Comp | AB,D | Coord arcsec 2000 | 19 15 56.96 +27 27 21.4 | ||||
Date first | 1944 | Date last | 2002 | Obs | 5 | ||||||
Pa first | 0 | Pa last | 6.9 | P.A. Now (θ) | 6.9° | ||||||
Sep first | 50.0 | Sep last | 47.033 | Sep. Now (ρ) | 47.033" | ||||||
Mag pri | 7.03 | Mag sec | 11.50 | delta mag (ΔM) | 4.47 | Spectral class | B8V (blue-white) | ||||
Pri motion ra | +004 | Sec motion ra | +014 | ||||||||
Pri motion dec | -005 | Sec motion dec | -022 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 180553 | 87005 | 19 15 57 +27 27 21 | STT 371 AB | 2018 | 209 | 161 | 0.9 | 7.03 | 7.55 | 0.52 | ||
Show | 87005 | 19 15 57 +27 27 21 | STT 371 AB,C | 2019 | 36 | 268 | 47.2 | 7.03 | 9.77 | 2.74 | |||
Show | 87005 | 19 15 57 +27 27 21 | WAL 108 AB,D | 2002 | 5 | 7 | 47.0 | 7.03 | 11.50 | 4.47 | <=== |
Constellation | Lyra | SAO | 87005 | HIP | 94679 | Tycho2 | 2132-03774-1 | ||||
Gaia DR2 | 2036442873509850880 | HD | 180553 | HR | 7305 | ADS | 12239 | ||||
BD | BD+27 3313 | Distance | 277.01 | Distance ly | 903.61 |
discov_num | notes | refcode |
STT 371 | A spectroscopic binary. |
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) | ||
Wal1934 | Ma j | Wallenquist, A. | 1934AnBos...6....3W |
Wal1934 | Ann. Bosscha Obs. Lembang 6, Pt.2, 1934 | ||
Wal1944a | Zw - | Wallenquist, A. | 1954MeUpp...85..... |
Wal1944a | Medd. Uppsala Obs. #85, 1944 | ||
Wal1944a | (Visual measures with wedge photometer attached to 14-inch refractor. No dates | ||
Wal1944a | given for measures; default date = decade of publication added.) | ||
Wal1944b | Zw - | Wallenquist, A. | 1954MeUpp...87..... |
Wal1944b | Medd. Uppsala Obs. #87, 1944 | ||
Wal1944b | (Visual measures with wedge photometer attached to 14-inch refractor. No dates | ||
Wal1944b | given for measures; default date = decade of publication added.) | ||
Wal1947 | Zw - | Wallenquist, A. | 1947UppAn...2....2W |
Wal1947 | Ann. Uppsala Astron. Obs. 2, No.2, 1947 | ||
Wal1947 | (A catalogue containing results of the two prior series, plus additional measures | ||
Wal1947 | with the 14-inch refractor and wedge photometer) | ||
Wal1948 | Zw - | Wallenquist, A. | 1948UppAn...2....3W |
Wal1948 | Ann. Uppsala Astron Obs. 2, #3, 1948 | ||
Wal1948 | (Visual measures of southern double stars made with 17-inch refractor of La Plata | ||
Wal1948 | and wedge photometer. No dates listed; default date = decade of publication added) | ||
Wal1950 | Zd - | Wallenquist, A. | 1950MeUpp..103..... |
Wal1950 | Medd. Uppsala Obs. #103, 1950 | ||
Wal1954 | Zw - | Wallenquist, A. | 1954UppAn...4Q....W |
Wal1954 | Ann. Uppsala Astron Obs. 4, #2, 1954 | ||
Wal1954 | ("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean | ||
Wal1954 | values from numerous sources) | ||
Wal1958 | Zw - | Wallenquist, A. | 1958MeUpp..118..... |
Wal1958 | Medd. Uppsala Obs. #118, 1958 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19159+2727 | WAL 108 | AB,D | 1997 | 4 | 7 | 46.9 | 6.50 | 11.50 | B8V | N D | 191556.96+272721.4 |
19159+2727 | WAL 108 | AB,D | 2002 | 5 | 7 | 47.2 | 6.50 | 11.50 | B8V | N D | 191556.96+272721.4 |
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=162.6° sep=0.86" | ||
C | pa=268.1° sep=41.90" | pa=269.2° sep=42.14" | |
D | pa=6.1° sep=46.96" | pa=5.7° sep=47.75" | pa=44.3° sep=67.17" |
Name | HD 180553 | Coord arcsec 2000 | 191556.96+272721.4 | Mag | 7.03 | Spectral class | B8V (blue-white) | ||||
PmRA | 1.00 | PmDE | -5.0 | SAO | 87005 | HIP | 94679 | ||||
Tycho2 | 2132-03774-1 | HD | 180553 | HR | 7305 | GC | 26560 | ||||
ADS | 12239 | BD | BD+27 3313 |
Tycho2 | 2132-03774-1 | Pflag | P | RAmdeg | 288.98736710 | DEmdeg | 27.45584803 | ||||
PmRA | 0.9 | PmDE | -4.9 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.5 | E pmDE | 1.4 | EpRAm | 1991.36 | EpDEm | 1991.50 | ||||
Num | 7 | Q RAmdeg | 1.0 | Q DEmdeg | 1.2 | Q pmRA | 1.1 | ||||
Q pmDE | 1.1 | BTmag | 6.918 | E BTmag | 0.014 | VTmag | 7.028 | ||||
E VTmag | 0.010 | Prox | 9 | TYC | T | HIP | 94679 | ||||
CCDM | A | RAdeg | 288.98733583 | DEdeg | 27.45592750 | EpRA 1990 | 1.46 | ||||
EpDE 1990 | 1.62 | E RAdeg | 3.9 | E DEdeg | 3.6 | Posflg | D | ||||
Corr | 0.1 |
SAO | 87005 | DelFlag | RA1950 | PmRA1950 | 0.0004 | ||||||
DE1950 | PmDE1950 | -0.016 | Vmag | 6.3 | SpType | B9 | |||||
Double code | Source | 70 | CatNum | 26560 | DM | BD+27 3313 | |||||
DMcomp | BDsup | HD | 180553 | M HD | 0 | ||||||
GC | 26560 | RA1950rad | 5.03498421 | DE1950rad | 0.47763188 | PmRA2000 | 0.0006 | ||||
PmDE2000 | -0.018 |
Catalog | H | HIP | 94679 | Proxy | H | RAhms | 19 15 56.96 | ||||
DEdms | +27 27 21.4 | Vmag | 6.54 | VarFlag | R Vmag | G | |||||
RAdeg | 288.987 | DEdeg | 27.4559 | AstroRef | A | Plx | 1.77 | ||||
CCDM | 19159+2727 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 159 | Rho | 0.887 | HD | 180553 | BD | BD+27 3313 | ||||
CD | CP | Dm number | +27 3313 | VIred | -0.01 | ||||||
SpType | B5V | R SpType | Coord arcsec 2000 | 191556.96+272721.4 |
HIP | 94679 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 5.0437804529 | DErad | 0.4791964702 | Plx | 3.61 | PmRA | 3.22 | ||||
PmDE | -3.82 | E RArad | 0.36 | E DErad | 0.62 | E Plx | 0.75 | ||||
E pmRA | 0.5 | E pmDE | 0.9 | Hpmag | 6.5077 | E Hpmag | 0.001 | ||||
SHp | 0.01 | VA | 0 | BV | -0.027 | E BV | 0.015 | ||||
VI | -0.01 |
Ccdm | 19159+2727 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 3.00 | DDEs | 21.1 | ||||||
R dRAs | 55 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 7.0 | Sp | B9 | PmNote | * | ||||
PmRA | 11 | PmDE | -2 | Dm number | +27 3313 | Cat1 | BD | ||||
Name2 | +27 1917 | Cat2 | AGK2/3 | HD | 180553 | M HD | |||||
ADS BDS | A12239 | M ADS BDS | N IDS | IDS | 19119N2717A | ||||||
HIC | 94679 |
Coord arcsec 2000 | 191556.98+272720.6 | Mag | 7.55 | PmRA | 1.00 | PmDE | -5.0 | ||||
Tycho2 | 2132-03774-2 | Calc delta mag | 0.52 | Calc coord | yes |
Tycho2 | 2132-03774-2 | Pflag | P | RAmdeg | 288.98736710 | DEmdeg | 27.45584803 | ||||
PmRA | 0.9 | PmDE | -4.9 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.5 | E pmDE | 1.4 | EpRAm | 1991.36 | EpDEm | 1991.50 | ||||
Num | 7 | Q RAmdeg | 1.0 | Q DEmdeg | 1.2 | Q pmRA | 1.1 | ||||
Q pmDE | 1.1 | BTmag | 7.485 | E BTmag | 0.015 | VTmag | 7.548 | ||||
E VTmag | 0.011 | Prox | 9 | TYC | T | HIP | 94679 | ||||
CCDM | B | RAdeg | 288.98743306 | DEdeg | 27.45569833 | EpRA 1990 | 1.47 | ||||
EpDE 1990 | 1.64 | E RAdeg | 4.4 | E DEdeg | 4.1 | Posflg | D | ||||
Corr | 0.2 |
Ccdm | 19159+2727 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STT 371 | DRAs | DDEs | |||||||
R dRAs | Year | 1958 | Theta | 161 | Rho | 0.8 | |||||
Obs | 99 | Vmag | 7.1 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A12239 | M ADS BDS | N IDS | IDS | 19119N2717B | ||||||
HIC | 94679 |
Coord arcsec 2000 | 191553.81+272720.0 | Mag | 9.77 | PmRA | 6.00 | PmDE | 8.0 | ||||
Calc delta mag | 2.74 | Calc coord | yes |
Ccdm | 19159+2727 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STT 371 | DRAs | -0.54 | DDEs | 20.4 | |||||
R dRAs | 55 | Year | 1851 | Theta | 268 | Rho | 47.6 | ||||
Obs | 9 | Vmag | 8.6 | Sp | PmNote | * | |||||
PmRA | -6 | PmDE | 14 | Dm number | Cat1 | ||||||
Name2 | +27 1916 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | A12239 | M ADS BDS | N IDS | IDS | 19119N2717C | ||||||
HIC |
Coord arcsec 2000 | 191557.34+272808.1 | Mag | 11.5 | PmRA | 14.00 | PmDE | -22.0 | ||||
Calc delta mag | 4.47 | Calc coord | yes |