Coord 2000 | 12046-5637 | Discov num | HJ 4493 | Comp | AC | Coord arcsec 2000 | 12 04 38.08 -56 37 00.6 | ||||
Date first | 1837 | Date last | 2015 | Obs | 7 | ||||||
Pa first | 312 | Pa last | 313.7 | P.A. Now (θ) | 313.7° | ||||||
Sep first | 15.0 | Sep last | 13.9 | Sep. Now (ρ) | 13.9" | ||||||
Mag pri | 9.78 | Mag sec | 13.20 | delta mag (ΔM) | 3.42 | Spectral class | A1IV/V (white) | ||||
Pri motion ra | -010 | Sec motion ra | -003 | ||||||||
Pri motion dec | +004 | Sec motion dec | +006 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 104873 | 239636 | 12 04 38 -56 37 01 | HJ 4493 AB | 2018 | 11 | 97 | 10.1 | 9.78 | 11.10 | 1.32 | ||
Show | 239636 | 12 04 38 -56 37 01 | HJ 4493 AC | 2015 | 7 | 314 | 13.9 | 9.78 | 13.20 | 3.42 | <=== |
Constellation | Crux | SAO | 239636 | Tycho2 | 8640-02559-1 | Gaia DR2 | 6075414759875142912 | ||||
HD | 104873 | DM | CP-55 4828 |
refcode | metd | author | reference |
HJ_1826 | Mb - | Herschel, J.F.W. | 1826MmRAS...2..459H |
HJ_1826 | MemRAS 2, 459, 1826 | ||
HJ_1829a | Mb - | Herschel, J.F.W. | 1829MmRAS...3...47H |
HJ_1829a | MemRAS 3, 47, 1829 | ||
HJ_1829b | Mb - | Herschel, J.F.W. | 1829MmRAS...3..177H |
HJ_1829b | MemRAS 3, 177, 1829 | ||
HJ_1831 | Ma - | Herschel, J.F.W. | 1831MmRAS...4..331H |
HJ_1831 | +Mb | MemRAS 4, part 2, 331, 1831 | |
HJ_1833a | Ma - | Herschel, J.F.W. | 1833MmRAS...5...13H |
HJ_1833a | +Mb | MemRAS 5, 13, 1833 | |
HJ_1833b | orb - | Herschel, J.F.W. | 1833MmRAS...5..171H |
HJ_1833b | MemRAS 5, 171, 1833 | ||
HJ_1833c | Mb - | Herschel, J.F.W. | 1833MmRAS...6....1H |
HJ_1833c | MemRAS 6, 1, 1833 | ||
HJ_1833d | orb - | Herschel, J.F.W. | 1833MmRAS...6..149H |
HJ_1833d | MemRAS 6, 149, 1833 | ||
HJ_1835 | Ma - | Herschel, J.F.W. | 1835MmRAS...8...37H |
HJ_1835 | +Mb | MemRAS 8, 37, 1835 | |
HJ_1836 | Mb - | Herschel, J.F.W. | 1836MmRAS...9..193H |
HJ_1836 | MemRAS 9, 193, 1836 | ||
HJ_1847a | Ma j | Herschel, J.F.W. | . |
HJ_1847a | +Mb | Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838) | |
HJ_1847b | Ma j | Herschel, J.F.W. | . |
HJ_1847b | Cape Results, London, 1847 | ||
HJ_1850 | orb - | Herschel, J.F.W. | 1850MmRAS..18...47H |
HJ_1850 | MemRAS 18, 47, 1850 | ||
HJ_1870 | Mb - | Herschel, J.F.W. | 1870MmRAS..38....1H |
HJ_1870 | MemRAS 38, 1, 1870 | ||
HJ_1874A | - | Herschel, J.F.W. | 1874MNRAS..35...28B |
HJ_1874A | cited by Burnham (MNRAS 35, 28, 1874) | ||
HJ_1875A | Ma - | Herschel, J.F.W. | 1875AN.....85..323D |
HJ_1875A | +Mb | cited by Doberck, 1875 (see Dob1875b,f,g,h) | |
HJ_1880A | Ma - | Herschel, J.F.W. | 1880Obs.....3..508G |
HJ_1880A | +Mb | cited by Gledhill (Obs 3, 508, 1880) | |
HJ_1880B | Mb - | Herschel, J.F.W. | 1880MNRAS..40..497B |
HJ_1880B | cited by Burnham (MNRAS 40, 497, 1880) | ||
HJ_1897A | Ma j | Herschel, J.F.W. | 1897MNRAS..57..541S |
HJ_1897A | cited by See (MNRAS 57, 541, 1897) | ||
HJ_1905A | Ma - | Herschel, J.F.W. | 1905LicOB...3..147A |
HJ_1905A | +Mb | cited by Aitken (Lick Obs. Bull. 3, 147, 1905) | |
HJ_1906A | Ma - | Herschel, J.F.W. | 1906MmRAS..56....1L |
HJ_1906A | +Mb | cited by Lewis (MemRAS 56, 1, 1906) | |
HJ_1906B | Ma - | Herschel, J.F.W. | 1906QB821.B972..... |
HJ_1906B | +Mb | cited in BDS (Burnham Double Star Cat.), 1906 | |
HJ_1927A | Mb - | Herschel, J.F.W. | 1927sdsc.book...... |
HJ_1927A | cited in SDS (Southern Double Star Catalog), 1927 | ||
HJ_1932A | Mb - | Herschel, J.F.W. | 1932QB821.A43...... |
HJ_1932A | cited in ADS (Aitken Double Star Cat.), 1932 | ||
HJ_9999 | M j | Herschel, J.F.W. | ................... |
HJ_9999 | +Ma | Unpublished, manuscript or reference not found. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
12046-5637 | HJ 4493 | AC | 2000 | 4 | 314 | 14.0 | 9.78 | 13.20 | A1IV/V | D | 120438.08-563700.6 |
12046-5637 | HJ 4493 | AC | 2015 | 6 | 314 | 13.9 | 9.78 | 13.20 | A1IV/V | 120438.08-563700.6 |
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 | |
B | pa=101.7° sep=5.64" | |
C | pa=330.1° sep=11.08" | pa=314.2° sep=15.42" |
Name | HD 104873 | Coord arcsec 2000 | 120438.08-563700.6 | Mag | 9.78 | Spectral class | A1IV/V (white) | ||||
PmRA | -10.00 | PmDE | 4.0 | SAO | 239636 | Tycho2 | 8640-02559-1 | ||||
HD | 104873 | DM | CP-55 4828 |
Tycho2 | 8640-02559-1 | Pflag | RAmdeg | 181.15871254 | DEmdeg | -56.61685822 | |||||
PmRA | -9.6 | PmDE | 2.7 | E RAmdeg | 13 | E DEmdeg | 12 | ||||
E pmRA | 1.6 | E pmDE | 1.4 | EpRAm | 1990.01 | EpDEm | 1989.03 | ||||
Num | 9 | Q RAmdeg | 1.2 | Q DEmdeg | 1.7 | Q pmRA | 1.2 | ||||
Q pmDE | 1.6 | BTmag | 9.892 | E BTmag | 0.022 | VTmag | 9.779 | ||||
E VTmag | 0.023 | Prox | 99 | TYC | T | HIP | |||||
CCDM | RAdeg | 181.15875250 | DEdeg | -56.61686389 | EpRA 1990 | 1.67 | |||||
EpDE 1990 | 1.68 | E RAdeg | 12.7 | E DEdeg | 12.8 | Posflg | |||||
Corr | -0.1 |
SAO | 239636 | DelFlag | RA1950 | PmRA1950 | -0.0037 | ||||||
DE1950 | PmDE1950 | -0.008 | Vmag | 9.6 | SpType | A0 | |||||
Double code | Source | 43 | CatNum | 3685 | DM | CP-55 4828 | |||||
DMcomp | BDsup | HD | 104873 | M HD | 0 | ||||||
GC | RA1950rad | 3.1505325 | DE1950rad | -0.98329125 | PmRA2000 | -0.004 | |||||
PmDE2000 | -0.004 |
Ccdm | 12046-5637 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.95 | DDEs | -1.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 9.6 | Sp | A0 | PmNote | * | ||||
PmRA | -31 | PmDE | -8 | Dm number | -55 4828 | Cat1 | CPD | ||||
Name2 | 239636 | Cat2 | SAO | HD | 104873 | M HD | |||||
ADS BDS | M ADS BDS | N IDS | IDS | 11595S5604A | |||||||
HIC |
Coord arcsec 2000 | 120438.75-563701.7 | Mag | 11.1 | PmRA | -11.00 | PmDE | -1.0 | ||||
Tycho2 | 8640-03472-1 | Calc delta mag | 1.32 | Calc coord | yes |
Tycho2 | 8640-03472-1 | Pflag | RAmdeg | 181.16369611 | DEmdeg | -56.61713516 | |||||
PmRA | -11.1 | PmDE | 4.9 | E RAmdeg | 40 | E DEmdeg | 41 | ||||
E pmRA | 2.8 | E pmDE | 2.6 | EpRAm | 1989.30 | EpDEm | 1988.80 | ||||
Num | 4 | Q RAmdeg | 0.1 | Q DEmdeg | 1.5 | Q pmRA | 0.1 | ||||
Q pmDE | 1.6 | BTmag | 11.500 | E BTmag | 0.063 | VTmag | 11.105 | ||||
E VTmag | 0.068 | Prox | 99 | TYC | T | HIP | |||||
CCDM | RAdeg | 181.16374250 | DEdeg | -56.61714667 | EpRA 1990 | 1.67 | |||||
EpDE 1990 | 1.67 | E RAdeg | 40.8 | E DEdeg | 42.1 | Posflg | |||||
Corr | -0.1 |
Ccdm | 12046-5637 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | HJ 4493 | DRAs | DDEs | |||||||
R dRAs | Year | 1913 | Theta | 095 | Rho | 10.1 | |||||
Obs | 1 | Vmag | 10.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 11595S5604B | |||||||
HIC |
Coord arcsec 2000 | 120437.41-563651.0 | Mag | 13.2 | PmRA | -3.00 | PmDE | 6.0 | ||||
Calc delta mag | 3.42 | Calc coord | yes |
Ccdm | 12046-5637 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | HJ 4493 | DRAs | DDEs | |||||||
R dRAs | Year | 1913 | Theta | 312 | Rho | 15.3 | |||||
Obs | 1 | Vmag | 13.0 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 11595S5604C | |||||||
HIC |