Coord 2000 | 18250+1253 | Discov num | HJ 1323 | Comp | Coord arcsec 2000 | 18 24 59.06 +12 52 45.9 | |||||
Date first | 1828 | Date last | 2015 | Obs | 12 | ||||||
Pa first | 284 | Pa last | 283.7 | P.A. Now (θ) | 283.7° | ||||||
Sep first | 10.0 | Sep last | 16.667 | Sep. Now (ρ) | 16.667" | ||||||
Mag pri | 10.48 | Mag sec | 13.06 | delta mag (ΔM) | 2.58 | Spectral class | |||||
Pri motion ra | +005 | Sec motion ra | -001 | ||||||||
Pri motion dec | -005 | Sec motion dec | -007 | ||||||||
Notes | V (Proper motion indicates physical) |
Constellation | Hercules | Tycho2 | 1031-00155-1 | Gaia DR2 | 4485182846272219136 |
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 |
18250+1253 | HJ 1323 | 2000 | 3 | 284 | 16.7 | 10.20 | 12.00 | D | 182459.06+125245.9 | ||
18250+1253 | HJ 1323 | 2001 | 7 | 284 | 16.7 | 10.20 | 12.00 | VD | 182459.06+125245.9 | ||
18250+1253 | HJ 1323 | 2012 | 8 | 284 | 16.9 | 10.20 | 12.00 | VD | 182459.06+125245.9 | ||
18250+1253 | HJ 1323 | 2015 | 12 | 284 | 16.7 | 10.48 | 13.06 | V | 182459.06+125245.9 |
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=284.0° sep=16.27" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 182459.06+125245.9 | Mag | 10.48 | PmRA | 5.00 | ||||
PmDE | -5.0 | Tycho2 | 1031-00155-1 | DM | BD+12 3515 |
Tycho2 | 1031-00155-1 | Pflag | RAmdeg | 276.24610787 | DEmdeg | 12.87942432 | |||||
PmRA | 6.6 | PmDE | -6.5 | E RAmdeg | 29 | E DEmdeg | 35 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1986.69 | EpDEm | 1982.37 | ||||
Num | 5 | Q RAmdeg | 1.5 | Q DEmdeg | 1.4 | Q pmRA | 1.6 | ||||
Q pmDE | 1.4 | BTmag | 11.524 | E BTmag | 0.069 | VTmag | 10.482 | ||||
E VTmag | 0.044 | Prox | 999 | TYC | T | HIP | |||||
CCDM | RAdeg | 276.24609306 | DEdeg | 12.87943917 | EpRA 1990 | 1.82 | |||||
EpDE 1990 | 1.69 | E RAdeg | 29.5 | E DEdeg | 39.2 | Posflg | |||||
Corr | -0.1 |
Ccdm | 18250+1253 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -0.94 | DDEs | -14.1 | ||||||
R dRAs | 65 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 10.2 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | +12 3515 | Cat1 | BD | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 8539 | M ADS BDS | N IDS | IDS | 18204N1250A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 182457.98+125249.8 | Mag | 13.06 | PmRA | -1.00 | ||||
PmDE | -7.0 | Calc delta mag | 2.58 | Calc coord | yes |
Ccdm | 18250+1253 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | HJ 1323 | DRAs | -2.04 | DDEs | -10.3 | |||||
R dRAs | 65 | Year | 1907 | Theta | 283 | Rho | 16.7 | ||||
Obs | 2 | Vmag | 12.0 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 8539 | M ADS BDS | N IDS | IDS | 18204N1250B | ||||||
HIC |