Coord 2000 | 20244-0408 | Discov num | HJ 915 | Comp | AB | Coord arcsec 2000 | 20 24 19.21 -04 07 28.5 | ||||
Date first | 1827 | Date last | 2015 | Obs | 9 | ||||||
Pa first | 330 | Pa last | 335.1 | P.A. Now (θ) | 335.1° | ||||||
Sep first | 5.0 | Sep last | 45.406 | Sep. Now (ρ) | 45.406" | ||||||
Mag pri | 11.63 | Mag sec | 13.30 | delta mag (ΔM) | 1.67 | Spectral class | K5V (yellow-orange) | ||||
Pri motion ra | +119 | Sec motion ra | -006 | ||||||||
Pri motion dec | -049 | Sec motion dec | +004 | ||||||||
Notes | U (Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 20 24 19 -04 07 28 | HJ 915 AB | 2015 | 9 | 335 | 45.4 | 11.63 | 13.30 | 1.67 | <=== | |||
Show | 20 24 19 -04 07 28 | HJ 915 AC | 2015 | 9 | 36 | 25.1 | 11.63 | 13.00 | 1.37 | ||||
Show | 20 24 19 -04 07 28 | ABH 140 AD | 2014 | 7 | 69 | 14.4 | 11.63 | 15.40 | 3.77 | ||||
Show | 20 24 19 -04 07 28 | ABH 140 AE | 2014 | 7 | 102 | 40.3 | 11.63 | 15.70 | 4.07 | ||||
Show | 20 24 19 -04 07 28 | ABH 140 AF | 2014 | 7 | 311 | 98.1 | 11.63 | 14.30 | 2.67 | ||||
Show | 20 24 19 -04 07 28 | ABH 140 AG | 2015 | 8 | 272 | 94.0 | 11.63 | 15.00 | 3.37 | ||||
Show | 20 24 19 -04 07 28 | ABH 140 AH | 2015 | 8 | 241 | 115.5 | 11.63 | 14.30 | 2.67 |
Constellation | Aquila | Tycho2 | 5171-01065-1 | Gaia DR2 | 4219405043008292736 |
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 | ||
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 |
20244-0408 | HJ 915 | AB | 1998 | 3 | 337 | 43.8 | 11.63 | 13.30 | K5V | D | 202419.21-040728.5 |
20244-0408 | HJ 915 | AB | 2000 | 5 | 337 | 44.1 | 11.63 | 13.30 | K5V | UD | 202419.21-040728.5 |
20244-0408 | HJ 915 | AB | 2015 | 7 | 335 | 45.4 | 11.63 | 13.30 | K5V | U | 202419.21-040728.5 |
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 | |
B | pa=335.2° sep=45.39" | ||||||
C | pa=36.2° sep=25.05" | pa=121.8° sep=39.84" | |||||
D | pa=68.4° sep=14.35" | pa=137.9° sep=48.38" | pa=185.6° sep=15.01" | ||||
E | pa=101.9° sep=40.22" | pa=130.3° sep=76.57" | pa=139.3° sep=37.63" | pa=117.6° sep=29.33" | |||
F | pa=311.5° sep=97.95" | pa=293.6° sep=59.27" | pa=296.9° sep=98.86" | pa=304.5° sep=105.25" | pa=303.0° sep=134.41" | ||
G | pa=271.8° sep=93.80" | pa=242.9° sep=83.90" | pa=261.0° sep=109.92" | pa=268.8° sep=107.13" | pa=274.8° sep=133.58" | pa=198.2° sep=65.18" | |
H | pa=241.2° sep=115.25" | pa=220.3° sep=126.71" | pa=236.8° sep=138.35" | pa=242.0° sep=129.50" | pa=251.4° sep=148.08" | pa=192.9° sep=123.46" | pa=187.1° sep=58.86" |
Coord arcsec 2000 | 202419.21-040728.5 | Mag | 11.63 | Spectral class | K5V (yellow-orange) | PmRA | 119.00 | ||||
PmDE | -49.0 | Tycho2 | 5171-01065-1 |
Tycho2 | 5171-01065-1 | Pflag | RAmdeg | 306.08008060 | DEmdeg | -4.12460214 | |||||
PmRA | 116.7 | PmDE | -51.0 | E RAmdeg | 72 | E DEmdeg | 79 | ||||
E pmRA | 2.8 | E pmDE | 3.0 | EpRAm | 1978.31 | EpDEm | 1978.01 | ||||
Num | 4 | Q RAmdeg | 1.2 | Q DEmdeg | 0.9 | Q pmRA | 1.2 | ||||
Q pmDE | 1.0 | BTmag | 13.208 | E BTmag | 0.459 | VTmag | 11.671 | ||||
E VTmag | 0.182 | Prox | 999 | TYC | HIP | ||||||
CCDM | RAdeg | 306.07980722 | DEdeg | -4.12447583 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.44 | E RAdeg | 120.0 | E DEdeg | 130.5 | Posflg | |||||
Corr | -0.3 |
Coord arcsec 2000 | 202417.94-040647.3 | Mag | 13.3 | PmRA | -6.00 | PmDE | 4.0 | ||||
Calc delta mag | 1.67 | Calc coord | yes |
Coord arcsec 2000 | 202420.20-040708.3 | Mag | 13 | Calc delta mag | 1.37 | Calc coord | yes |
Coord arcsec 2000 | 202420.10-040723.2 | Mag | 15.4 | PmRA | -9.00 | PmDE | -8.0 | ||||
Calc delta mag | 3.77 | Calc coord | yes |
Coord arcsec 2000 | 202421.84-040736.8 | Mag | 15.7 | PmRA | -2.00 | PmDE | -4.0 | ||||
Calc delta mag | 4.07 | Calc coord | yes |
Coord arcsec 2000 | 202414.30-040623.6 | Mag | 14.3 | PmRA | 7.00 | PmDE | -7.0 | ||||
Calc delta mag | 2.67 | Calc coord | yes |
Coord arcsec 2000 | 202412.94-040725.5 | Mag | 15 | PmRA | 0.00 | PmDE | -3.0 | ||||
Calc delta mag | 3.37 | Calc coord | yes |
Coord arcsec 2000 | 202412.46-040824.0 | Mag | 14.3 | PmRA | -2.00 | PmDE | -4.0 | ||||
Calc delta mag | 2.67 | Calc coord | yes |