Coord 2000 | 18505-0756 | Discov num | ABH 106 | Comp | AJ | Coord arcsec 2000 | 18 50 34.56 -07 56 27.2 | ||||
Date first | 1988 | Date last | 2015 | Obs | 9 | ||||||
Pa first | 258 | Pa last | 257.2 | P.A. Now (θ) | 257.2° | ||||||
Sep first | 77.9 | Sep last | 77.651 | Sep. Now (ρ) | 77.651" | ||||||
Mag pri | 10.63 | Mag sec | 14.70 | delta mag (ΔM) | 4.07 | Spectral class | A5V (white) | ||||
Pri motion ra | -001 | Sec motion ra | +012 | ||||||||
Pri motion dec | -012 | Sec motion dec | -006 | ||||||||
Notes | U (Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 174378 | 18 50 35 -07 56 27 | HJ 868 AB | 2015 | 15 | 84 | 9.7 | 10.63 | 11.10 | 0.47 | |||
Show | 18 50 35 -07 56 27 | ABH 106 AC | 2015 | 8 | 130 | 26.2 | 10.63 | 13.77 | 3.14 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AD | 2015 | 9 | 145 | 49.0 | 10.63 | 14.30 | 3.67 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AE | 2015 | 9 | 263 | 44.5 | 10.63 | 13.25 | 2.62 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AF | 2015 | 7 | 184 | 65.4 | 10.63 | 13.81 | 3.18 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AG | 2015 | 9 | 115 | 104.3 | 10.63 | 12.79 | 2.16 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AH | 2015 | 9 | 87 | 92.6 | 10.63 | 14.60 | 3.97 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AI | 2015 | 9 | 123 | 56.7 | 10.63 | 15.10 | 4.47 | ||||
Show | 18 50 35 -07 56 27 | ABH 106 AJ | 2015 | 9 | 257 | 77.7 | 10.63 | 14.70 | 4.07 | <=== | |||
Show | 18 50 35 -07 56 27 | FOX 236 AK | 2015 | 9 | 320 | 6.4 | 10.63 | 13.30 | 2.67 |
Constellation | Scutum | Tycho2 | 5693-07050-1 | Gaia DR2 | 4251992510474341504 | HD | 174378 |
refcode | metd | author | reference |
AbH1961 | - | Abt, H.A. | 1961A&AS....6...37A |
AbH1961 | A&AS 6, 37, 1961 | ||
AbH1962 | Po j | Abt, H.A. Jeffers, H., Gibson, & Sandage, A. | 1962ApJ...135..429A |
AbH1962 | ApJ 135, 429, 1962 | ||
AbH1964 | - | AbT, H.A. et al. | 1964ApJ...139.1139A |
AbH1964 | ApJ 139, 1139, 1964 | ||
AbH1965 | - | Abt, H.A. | 1965A&AS...11..429A |
AbH1965 | A&AS 11, 429, 1965 | ||
AbH1965b | - | Abt, H.A. et al. | 1965ApJ...142.1604A |
AbH1965b | ApJ 142, 1604, 1965 | ||
AbH1972 | - | Abt. H.A. & Biggs, E.S. | 1972bsrv.book.....A |
AbH1972 | Bibliography of Stellar Radial Velocities | ||
AbH1972b | not - | Abt. H.A., Levy, S.G., & Gandet, T.L. | 1972AJ.....77..138A |
AbH1972b | AJ 77, 138, 1972 | ||
AbH1973 | - | Abt, H.A. & Levy, S.G. | 1973AJ.....78.1093A |
AbH1973 | AJ 78, 1093, 1973 | ||
AbH1976 | orb - | Abt, H.A. & Levy, S.G. | 1976A&AS...30..273A |
AbH1976 | A&AS 30, 273, 1976 | ||
AbH1978 | - | Abt, H.A. & Levy, S.G. | 1978A&AS...36..241A |
AbH1978 | A&AS 36, 241, 1978 | ||
AbH1985 | - | Abt, H.A. & Levy, S.G. | 1985ApJS...59..229A |
AbH1985 | ApJS 59, 229, 1985 | ||
AbH1986 | - | Abt, H.A. | 1986ApJ...304..688A |
AbH1986 | ApJ 304, 688, 1986 | ||
AbH2000 | C u | Abt, H.A. & Corbally, C.J. | 2000ApJ...541..841A |
AbH2000 | ApJ 541, 841, 2000 | ||
AbH2000 | (Multi-epoch astrometry, photometry, and spectroscopy to determine | ||
AbH2000 | optical/physical nature of members of possible Trapezium systems) | ||
AbH2006 | orb - | Abt, H.A., & Willmarth, D. | 2006ApJS..162..207A |
AbH2006 | ApJS 162, 207, 2006 | ||
Fox1909 | Ma - | Fox, P. | 1909AN....181..245F |
Fox1909 | AN 181, 245, 1909 (measures are also in Fox1915) | ||
Fox1910 | Ma - | Fox, P. | 1910AJ.....26...87F |
Fox1910 | AJ 26, 87, 1910 (measures are also in Fox1915) | ||
Fox1915 | Ma j | Fox, P. | 1915AnDea...1....1F |
Fox1915 | Ann. Dearborn Obs. 1, 1, 1915 | ||
Fox1915b | Ma j | Fox, P. | 1915AnDea...1...52F |
Fox1915b | Ann. Dearborn Obs. 1, 52, 1915 | ||
Fox1925 | Ma j | Fox, P. | 1925AnDea...2....1F |
Fox1925 | +Ca | Ann. Dearborn Obs. 2, 1, 1925 | |
Fox1946 | Ma - | Fox, P. | 1946AnDea...6....1F |
Fox1946 | +Po | Ann. Dearborn Obs. 6, 1, 1946 | |
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 |
18505-0756 | ABH 106 | AJ | 2002 | 3 | 257 | 77.3 | 10.63 | 14.70 | A5V | D | 185034.56-075627.2 |
18505-0756 | ABH 106 | AJ | 2015 | 6 | 257 | 77.8 | 10.63 | 14.70 | A5V | U | 185034.56-075627.2 |
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 | D | E | F | G | H | I | J | |
B | pa=84.3° sep=9.59" | |||||||||
C | pa=130.5° sep=26.10" | pa=150.0° sep=20.65" | ||||||||
D | pa=145.5° sep=48.84" | pa=156.2° sep=45.00" | pa=161.4° sep=24.57" | |||||||
E | pa=262.6° sep=44.12" | pa=262.9° sep=53.70" | pa=280.1° sep=64.60" | pa=295.8° sep=79.37" | ||||||
F | pa=183.7° sep=65.43" | pa=191.7° sep=67.64" | pa=206.4° sep=54.00" | pa=231.8° sep=40.55" | pa=146.4° sep=71.57" | |||||
G | pa=114.9° sep=103.51" | pa=117.8° sep=95.39" | pa=109.8° sep=78.68" | pa=92.9° sep=66.28" | pa=105.4° sep=142.77" | pa=77.5° sep=100.43" | ||||
H | pa=86.9° sep=91.68" | pa=87.2° sep=82.11" | pa=73.0° sep=74.97" | pa=54.7° sep=78.25" | pa=85.5° sep=135.72" | pa=53.7° sep=118.77" | pa=357.2° sep=48.66" | |||
I | pa=122.9° sep=56.28" | pa=129.8° sep=49.14" | pa=116.4° sep=30.61" | pa=63.7° sep=21.86" | pa=105.3° sep=94.37" | pa=56.0° sep=62.10" | pa=285.7° sep=48.40" | pa=231.2° sep=56.76" | ||
J | pa=257.1° sep=76.94" | pa=257.9° sep=86.46" | pa=269.8° sep=94.85" | pa=282.6° sep=105.24" | pa=249.7° sep=33.30" | pa=304.2° sep=85.60" | pa=278.9° sep=170.93" | pa=262.4° sep=168.01" | pa=276.2° sep=123.00" | |
K | pa=319.8° sep=6.33" | pa=285.9° sep=14.17" | pa=312.3° sep=32.37" | pa=324.8° sep=55.15" | pa=75.2° sep=41.03" | pa=0.1° sep=70.13" | pa=296.3° sep=109.29" | pa=269.9° sep=95.63" | pa=304.5° sep=62.37" | pa=72.7° sep=74.25" |
Name | HD 174378 | Coord arcsec 2000 | 185034.56-075627.2 | Mag | 10.63 | Spectral class | A5V (white) | ||||
PmRA | -1.00 | PmDE | -12.0 | Tycho2 | 5693-07050-1 | HD | 174378 |
Tycho2 | 5693-07050-1 | Pflag | RAmdeg | 282.64405637 | DEmdeg | -7.94089191 | |||||
PmRA | -1.9 | PmDE | -12.9 | E RAmdeg | 34 | E DEmdeg | 45 | ||||
E pmRA | 1.7 | E pmDE | 1.7 | EpRAm | 1987.15 | EpDEm | 1983.93 | ||||
Num | 4 | Q RAmdeg | 0.5 | Q DEmdeg | 0.8 | Q pmRA | 0.5 | ||||
Q pmDE | 0.8 | BTmag | 11.021 | E BTmag | 0.060 | VTmag | 10.647 | ||||
E VTmag | 0.069 | Prox | 99 | TYC | T | HIP | |||||
CCDM | RAdeg | 282.64406083 | DEdeg | -7.94086306 | EpRA 1990 | 1.88 | |||||
EpDE 1990 | 1.83 | E RAdeg | 34.9 | E DEdeg | 47.2 | Posflg | |||||
Corr | -0.1 |
Coord arcsec 2000 | 185035.20-075626.3 | Mag | 11.1 | PmRA | 0.00 | PmDE | -6.0 | ||||
Tycho2 | 5693-07627-1 | Calc delta mag | 0.47 | Calc coord | yes |
Tycho2 | 5693-07627-1 | Pflag | RAmdeg | 282.64682402 | DEmdeg | -7.94068913 | |||||
PmRA | -0.9 | PmDE | -10.2 | E RAmdeg | 52 | E DEmdeg | 69 | ||||
E pmRA | 1.9 | E pmDE | 2.0 | EpRAm | 1982.74 | EpDEm | 1977.12 | ||||
Num | 4 | Q RAmdeg | 1.8 | Q DEmdeg | 2.2 | Q pmRA | 1.8 | ||||
Q pmDE | 2.2 | BTmag | 11.746 | E BTmag | 0.095 | VTmag | 11.096 | ||||
E VTmag | 0.102 | Prox | 99 | TYC | T | HIP | |||||
CCDM | RAdeg | 282.64682722 | DEdeg | -7.94066778 | EpRA 1990 | 1.84 | |||||
EpDE 1990 | 1.77 | E RAdeg | 55.2 | E DEdeg | 74.8 | Posflg | |||||
Corr | 0.0 |
Coord arcsec 2000 | 185035.90-075644.1 | Mag | 13.77 | PmRA | -1.00 | PmDE | 6.0 | ||||
Calc delta mag | 3.14 | Calc coord | yes |
Coord arcsec 2000 | 185036.42-075707.4 | Mag | 14.3 | PmRA | -2.00 | PmDE | 4.0 | ||||
Calc delta mag | 3.67 | Calc coord | yes |
Coord arcsec 2000 | 185031.61-075632.9 | Mag | 13.25 | PmRA | 13.00 | PmDE | -6.0 | ||||
Calc delta mag | 2.62 | Calc coord | yes |
Coord arcsec 2000 | 185034.28-075732.5 | Mag | 13.81 | PmRA | 1.00 | PmDE | -43.0 | ||||
Calc delta mag | 3.18 | Calc coord | yes |
Coord arcsec 2000 | 185040.88-075710.8 | Mag | 12.79 | PmRA | 22.00 | PmDE | 8.0 | ||||
Calc delta mag | 2.16 | Calc coord | yes |
Coord arcsec 2000 | 185040.72-075622.2 | Mag | 14.6 | PmRA | -8.00 | PmDE | -4.0 | ||||
Calc delta mag | 3.97 | Calc coord | yes |
Coord arcsec 2000 | 185037.74-075657.7 | Mag | 15.1 | PmRA | 15.00 | PmDE | 18.0 | ||||
Calc delta mag | 4.47 | Calc coord | yes |
Coord arcsec 2000 | 185029.51-075644.4 | Mag | 14.7 | PmRA | 12.00 | PmDE | -6.0 | ||||
Calc delta mag | 4.07 | Calc coord | yes |
Coord arcsec 2000 | 185034.28-075622.4 | Mag | 13.3 | Calc delta mag | 2.67 | Calc coord | yes |