Coord 2000 | 09031-0859 | Discov num | BRT 545 | Comp | Coord arcsec 2000 | 09 03 08.24 -08 59 23.6 | |||||
Date first | 1931 | Date last | 2016 | Obs | 16 | ||||||
Pa first | 319 | Pa last | 321.4 | P.A. Now (θ) | 321.4° | ||||||
Sep first | 5.7 | Sep last | 6.114 | Sep. Now (ρ) | 6.114" | ||||||
Mag pri | 8.49 | Mag sec | 11.61 | delta mag (ΔM) | 3.12 | Spectral class | A2 (white) | ||||
Pri motion ra | -022 | Sec motion ra | -030 | ||||||||
Pri motion dec | -012 | Sec motion dec | +001 | ||||||||
Notes |
Name | HD 77573 | Constellation | Hydra | SAO | 136533 | HIP | 44429 | ||||
Tycho2 | 5444-01704-1 | Gaia DR2 | 5743731271852583936 | HD | 77573 | BD | BD-08 2568 | ||||
Distance | 147.28 | Distance ly | 480.43 |
refcode | metd | author | reference |
Brt1926a | Pa - | Barton, S.G. | 1926AJ.....36..155B |
Brt1926a | AJ 36, 155, 1926 (BRT 1 - BRT 62) | ||
Brt1926b | Pa j | Barton, S.G. | 1926AJ.....37...57B |
Brt1926b | AJ 37, 57, 1926 (BRT 63 - BRT 116) | ||
Brt1928 | Pa - | Barton, S.G. | 1928AJ.....38..168B |
Brt1928 | AJ 38, 168, 1928 (BRT 117 - BRT 230) | ||
Brt1929a | Pa - | Barton, S.G. | 1929AN....235..425B |
Brt1929a | AN 235, 425, 1929 (BRT 294 - BRT 322) | ||
Brt1929b | Pa - | Barton, S.G. | 1929AJ.....39...93B |
Brt1929b | AJ 39, 93, 1929 (BRT 231 - BRT 293) | ||
Brt1929c | Ma j | Barton, S.G. | 1929AJ.....39..120B |
Brt1929c | AJ 39, 120, 1929 | ||
Brt1930 | Pa - | Barton, S.G. | 1930AJ.....40..181B |
Brt1930 | AJ 40, 181, 1930 (BRT 323 - BRT 348) | ||
Brt1931 | Pa - | Barton, S.G. (BRT 349 - BRT 562) | 1931AJ.....41...35B |
Brt1931 | AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562) | ||
Brt1932a | Pa - | Barton, S.G. | 1932AJ.....42...93B |
Brt1932a | AJ 42, 93, 1932 (BRT 604 - BRT 636) | ||
Brt1932b | Ma - | Barton, S.G. | 1932PFAO....5a...1B |
Brt1932b | +Pa | Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.) | |
Brt1932C | Ma - | Barton, S.G. | 1932QB821.A43...... |
Brt1932C | cited in ADS (Aitken Double Star Cat.), 1932 | ||
Brt1933 | Pa - | Barton, S.G. | 1933AN....250...49B |
Brt1933 | AN 250, 49, 1933 | ||
Brt1933 | (BRT 637 - BRT1134; very approximate dates added for pairs listed with only | ||
Brt1933 | secondary magnitudes and no astrometry) | ||
Brt1934 | Pa - | Barton, S.G. | 1934AJ.....43..119B |
Brt1934 | +Ma | AJ 43, 119, 1934 | |
Brt1935a | Pa - | Barton, S.G. | 1935AJ.....44..105B |
Brt1935a | +Ma | AJ 44, 105, 1935 | |
Brt1935b | Pa - | Barton, S.G. | 1935AN....256..357B |
Brt1935b | AN 256, 357, 1935 | ||
Brt1936a | Ma - | Barton, S.G. | 1936AJ.....45...33B |
Brt1936a | +Pa | AJ 45, 33, 1936 | |
Brt1936b | Pa - | Barton, S.G. | 1936AJ.....45...99B |
Brt1936b | +Ma | AJ 45, 99, 1936 | |
Brt1937a | Pa - | Barton, S.G. | 1937AN....263..347B |
Brt1937a | AN 263, 347, 1937 | ||
Brt1937b | Pa - | Barton, S.G. | 1937AN....263..383B |
Brt1937b | AN 263, 383, 1937 | ||
Brt1938 | Ma - | Barton, S.G. | 1938AJ.....47..133B |
Brt1938 | +Pa | AJ 47, 133, 1938 | |
Brt1939a | Ma - | Barton, S.G. | 1939PFAO....5b...1B |
Brt1939a | +Pa | Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939 | |
Brt1939b | Pa - | Barton, S.G. | 1939AJ.....48..145B |
Brt1939b | +Ma | AJ 48, 145, 1939 | |
Brt1941 | Pa - | Barton, S.G. | 1941PASP...55..339B |
Brt1941 | PASP 55, 339, 1941 | ||
Brt1942 | Pa - | Barton, S.G. | 1942AJ.....50...11B |
Brt1942 | AJ 50, 11, 1942 | ||
Brt1947 | Ma - | Barton, S.G. | 1947AJ.....52..178B |
Brt1947 | +Pa | AJ 52, 178, 1947 | |
Brt1949 | Ma - | Barton, S.G. | 1949PFAO....7a...1B |
Brt1949 | Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949 | ||
Brt1951 | Pa - | Barton, S.G. | 1951AJ.....55..218B |
Brt1951 | AJ 55, 218, 1951 | ||
Brt1957 | Ma - | Barton, S.G. | 1957QB4.P5v7ps3.... |
Brt1957 | Pub. Univ. Penn. 7, Pt.3, 15, 1957 | ||
Brt9999 | Ma - | Barton, S.G. | ................... |
Brt9999 | +Pa | Unpublished, manuscript or reference not found. | |
Brt2002A | Ma - | Barton, S.G. | 2002yCat.1275....0D |
Brt2002A | +Pa | cited in CCDM |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
09031-0859 | BRT 545 | 1999 | 10 | 321 | 6.0 | 8.49 | 11.61 | A2 | D | 090308.24-085923.6 | |
09031-0859 | BRT 545 | 2000 | 11 | 321 | 6.1 | 8.49 | 11.61 | A2 | D | 090308.24-085923.6 | |
09031-0859 | BRT 545 | 2015 | 12 | 322 | 6.1 | 8.49 | 11.61 | A2 | 090308.24-085923.6 | ||
09031-0859 | BRT 545 | 2016 | 16 | 321 | 6.1 | 8.49 | 11.61 | A2 | 090308.24-085923.6 |
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=321.7° sep=6.08" |
Componente originario normalizzato | AB | Name | HD 77573 | Coord arcsec 2000 | 090308.24-085923.6 | Mag | 8.49 | ||||
Spectral class | A2 (white) | PmRA | -22.00 | PmDE | -12.0 | SAO | 136533 | ||||
HIP | 44429 | Tycho2 | 5444-01704-1 | HD | 77573 | BD | BD-08 2568 |
Tycho2 | 5444-01704-1 | Pflag | RAmdeg | 135.78432237 | DEmdeg | -8.98988057 | |||||
PmRA | -22.7 | PmDE | -10.0 | E RAmdeg | 8 | E DEmdeg | 10 | ||||
E pmRA | 1.9 | E pmDE | 1.6 | EpRAm | 1991.03 | EpDEm | 1989.97 | ||||
Num | 6 | Q RAmdeg | 3.8 | Q DEmdeg | 4.3 | Q pmRA | 3.8 | ||||
Q pmDE | 4.6 | BTmag | 8.734 | E BTmag | 0.020 | VTmag | 8.489 | ||||
E VTmag | 0.017 | Prox | 61 | TYC | T | HIP | 44429 | ||||
CCDM | A | RAdeg | 135.78437639 | DEdeg | -8.98986083 | EpRA 1990 | 1.81 | ||||
EpDE 1990 | 1.59 | E RAdeg | 8.0 | E DEdeg | 9.8 | Posflg | |||||
Corr | 0.2 |
SAO | 136533 | DelFlag | RA1950 | PmRA1950 | -0.0011 | ||||||
DE1950 | PmDE1950 | -0.01 | Vmag | 7.9 | SpType | A2 | |||||
Double code | Source | 26 | CatNum | 3526 | DM | BD-08 2568 | |||||
DMcomp | BDsup | HD | 77573 | M HD | 0 | ||||||
GC | RA1950rad | 2.35924327 | DE1950rad | -0.15343864 | PmRA2000 | -0.0007 | |||||
PmDE2000 | -0.005 |
Catalog | H | HIP | 44429 | Proxy | H | RAhms | 09 03 08.25 | ||||
DEdms | -08 59 23.5 | Vmag | 8.44 | VarFlag | R Vmag | G | |||||
RAdeg | 135.784 | DEdeg | -8.98987 | AstroRef | A | Plx | 4.26 | ||||
CCDM | 09031-0859 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 321 | Rho | 6.112 | HD | 77573 | BD | BD-08 2568 | ||||
CD | CP | Dm number | -08 2568 | VIred | 0.24 | ||||||
SpType | A2... | R SpType | Coord arcsec 2000 | 090308.25-085923.5 |
HIP | 44429 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 2.3698845992 | DErad | -0.1569027641 | Plx | 6.79 | PmRA | -27.89 | ||||
PmDE | 1.1 | E RArad | 1.08 | E DErad | 0.6 | E Plx | 1.16 | ||||
E pmRA | 1.15 | E pmDE | 0.67 | Hpmag | 8.4811 | E Hpmag | 0.0013 | ||||
SHp | 0.015 | VA | 0 | BV | 0.22 | E BV | 0.042 | ||||
VI | 0.24 |
Ccdm | 09031-0859 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.30 | DDEs | -23.9 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.0 | Sp | A2 | PmNote | * | ||||
PmRA | -16 | PmDE | -10 | Dm number | -08 2568 | Cat1 | BD | ||||
Name2 | 136533 | Cat2 | SAO | HD | 77573 | M HD | |||||
ADS BDS | M ADS BDS | N IDS | IDS | 08583S0836A | |||||||
HIC | 44429 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 090307.99-085918.8 | Mag | 11.61 | PmRA | -30.00 | ||||
PmDE | 1.0 | Calc delta mag | 3.12 | Calc coord | yes |
Ccdm | 09031-0859 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | BRT 545 | DRAs | 2.04 | DDEs | -18.9 | |||||
R dRAs | 90 | Year | 1931 | Theta | 319 | Rho | 5.7 | ||||
Obs | 2 | Vmag | 9.5 | Sp | PmNote | * | |||||
PmRA | -19 | PmDE | 0 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 08583S0836B | |||||||
HIC | 44429 |