Coord 2000 | 04485+1056 | Discov num | HJ 684 | Comp | CD | Coord arcsec 2000 | 04 48 27.84 +10 55 08.4 | ||||
Date first | 1901 | Date last | 2015 | Obs | 13 | ||||||
Pa first | 306 | Pa last | 308.3 | P.A. Now (θ) | 308.3° | ||||||
Sep first | 10.9 | Sep last | 10.111 | Sep. Now (ρ) | 10.111" | ||||||
Mag pri | 9.62 | Mag sec | 12.50 | delta mag (ΔM) | 2.88 | Spectral class | A (white) | ||||
Pri motion ra | -002 | Sec motion ra | +004 | ||||||||
Pri motion dec | -001 | Sec motion dec | -003 | ||||||||
Notes | N U (See Notes, Proper motion indicates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 30485 | 94133 | 04 48 30 +10 55 48 | HJ 684 AB | 2015 | 18 | 264 | 24.3 | 8.55 | 10.33 | 1.78 | ||
Show | 94133 | 04 48 30 +10 55 48 | HJ 684 AC | 2015 | 17 | 212 | 46.8 | 8.55 | 9.62 | 1.07 | |||
Show | 94133 | 04 48 30 +10 55 48 | HJ 684 AE | 2015 | 19 | 240 | 77.9 | 8.55 | 9.58 | 1.03 | |||
Show | 94133 | 04 48 30 +10 55 48 | ABH 25 AF | 2015 | 7 | 207 | 17.3 | 8.55 | 13.17 | 4.62 | |||
Show | 94133 | 04 48 30 +10 55 48 | ABH 25 AG | 2015 | 10 | 233 | 145.9 | 8.55 | 14.09 | 5.54 | |||
Show | 04 48 28 +10 55 08 | HJ 684 CD | 2015 | 13 | 308 | 10.1 | 9.62 | 12.50 | 2.88 | <=== | |||
Show | 94130 | 04 48 28 +10 55 08 | HJ 684 CE | 2015 | 17 | 271 | 42.8 | 9.62 | 9.58 | 0.04 |
Constellation | Orion | Tycho2 | 0687-00580-1 | Gaia DR2 | 3294762428870851840 | HD | 30484 |
discov_num | notes | refcode |
HJ 684 | CD: Also known as STF 601. |
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 |
04485+1056 | HJ 684 | CD | 2000 | 6 | 308 | 10.2 | 9.62 | 12.50 | N D | 044827.84+105508.4 | |
04485+1056 | HJ 684 | CD | 2012 | 9 | 308 | 10.1 | 9.62 | 12.50 | NUD | 044827.84+105508.4 | |
04485+1056 | HJ 684 | CD | 2015 | 10 | 308 | 10.1 | 9.62 | 12.50 | A | NU | 044827.84+105508.4 |
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 | |
B | pa=263.8° sep=23.83" | |||||
C | pa=211.6° sep=46.71" | pa=181.2° sep=37.23" | ||||
D | pa=223.9° sep=46.52" | pa=195.4° sep=32.11" | pa=308.8° sep=10.00" | |||
E | pa=239.3° sep=76.84" | pa=229.2° sep=56.02" | pa=270.9° sep=41.66" | pa=260.5° sep=34.33" | ||
F | pa=206.5° sep=17.23" | pa=128.7° sep=20.52" | pa=34.5° sep=29.59" | pa=53.6° sep=30.52" | pa=67.9° sep=63.07" | |
G | pa=232.3° sep=144.19" | pa=226.6° sep=124.49" | pa=241.6° sep=101.86" | pa=236.3° sep=98.41" | pa=224.4° sep=68.58" | pa=235.6° sep=128.90" |
Name | HD 30485 | Coord arcsec 2000 | 044829.50+105548.2 | Mag | 8.55 | Spectral class | G7IIIa (yellow) | ||||
PmRA | -1.00 | PmDE | -2.0 | SAO | 94133 | Tycho2 | 0687-00496-1 | ||||
HD | 30485 | DM | BD+10 639 |
Tycho2 | 0687-00496-1 | Pflag | RAmdeg | 72.12295555 | DEmdeg | 10.93007085 | |||||
PmRA | -1.8 | PmDE | -1.9 | E RAmdeg | 9 | E DEmdeg | 12 | ||||
E pmRA | 1.5 | E pmDE | 1.4 | EpRAm | 1991.11 | EpDEm | 1989.55 | ||||
Num | 8 | Q RAmdeg | 0.8 | Q DEmdeg | 0.4 | Q pmRA | 0.7 | ||||
Q pmDE | 0.4 | BTmag | 9.977 | E BTmag | 0.030 | VTmag | 8.548 | ||||
E VTmag | 0.016 | Prox | 243 | TYC | T | HIP | |||||
CCDM | RAdeg | 72.12295972 | DEdeg | 10.93007500 | EpRA 1990 | 1.81 | |||||
EpDE 1990 | 1.49 | E RAdeg | 9.4 | E DEdeg | 13.1 | Posflg | |||||
Corr | 0.0 |
SAO | 94133 | DelFlag | RA1950 | PmRA1950 | -0.0007 | ||||||
DE1950 | PmDE1950 | 0.014 | Vmag | 8.5 | SpType | G5 | |||||
Double code | Source | 29 | CatNum | 1383 | DM | BD+10 639 | |||||
DMcomp | BDsup | HD | 30485 | M HD | 0 | ||||||
GC | RA1950rad | 1.2467144 | DE1950rad | 0.18924688 | PmRA2000 | -0.0006 | |||||
PmDE2000 | 0.012 |
Ccdm | 04485+1056 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -0.53 | DDEs | -11.8 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 5 | Vmag | 9.0 | Sp | G5 | PmNote | * | ||||
PmRA | -14 | PmDE | 0 | Dm number | +10 639 | Cat1 | BD | ||||
Name2 | +10 492 | Cat2 | AGK2/3 | HD | 30485 | M HD | |||||
ADS BDS | B 2358 | M ADS BDS | N IDS | IDS | 04429N1045A | ||||||
HIC |
Coord arcsec 2000 | 044827.89+105545.6 | Mag | 10.33 | PmRA | -1.00 | PmDE | -2.0 | ||||
Tycho2 | 0687-00481-1 | Calc delta mag | 1.78 | Calc coord | yes |
Tycho2 | 0687-00481-1 | Pflag | RAmdeg | 72.11612386 | DEmdeg | 10.92935080 | |||||
PmRA | -2.7 | PmDE | -4.4 | E RAmdeg | 33 | E DEmdeg | 43 | ||||
E pmRA | 1.8 | E pmDE | 1.7 | EpRAm | 1987.36 | EpDEm | 1982.81 | ||||
Num | 4 | Q RAmdeg | 0.8 | Q DEmdeg | 0.4 | Q pmRA | 0.8 | ||||
Q pmDE | 0.5 | BTmag | 11.003 | E BTmag | 0.068 | VTmag | 10.328 | ||||
E VTmag | 0.056 | Prox | 243 | TYC | T | HIP | |||||
CCDM | RAdeg | 72.11613000 | DEdeg | 10.92936111 | EpRA 1990 | 1.81 | |||||
EpDE 1990 | 1.57 | E RAdeg | 33.5 | E DEdeg | 45.6 | Posflg | D | ||||
Corr | 0.0 |
Ccdm | 04485+1056 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | HJ 684 | DRAs | -2.17 | DDEs | -15.4 | |||||
R dRAs | 10 | Year | 1910 | Theta | 264 | Rho | 24.2 | ||||
Obs | 1 | Vmag | 10.7 | Sp | PmNote | * | |||||
PmRA | -13 | PmDE | -19 | Dm number | Cat1 | ||||||
Name2 | +10 491 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | B 2358 | M ADS BDS | N IDS | IDS | 04429N1045B | ||||||
HIC |
Coord arcsec 2000 | 044827.84+105508.4 | Coord calc | 044827.84+105508.4 | Mag | 9.62 | Spectral class | A (white) | ||||
PmRA | -2.00 | PmDE | -1.0 | Tycho2 | 0687-00580-1 | HD | 30484 | ||||
Calc delta mag | 1.07 |
Tycho2 | 0687-00580-1 | Pflag | RAmdeg | 72.11602225 | DEmdeg | 10.91900220 | |||||
PmRA | -1.5 | PmDE | -0.5 | E RAmdeg | 16 | E DEmdeg | 23 | ||||
E pmRA | 1.6 | E pmDE | 1.6 | EpRAm | 1990.40 | EpDEm | 1988.09 | ||||
Num | 6 | Q RAmdeg | 0.5 | Q DEmdeg | 0.5 | Q pmRA | 0.5 | ||||
Q pmDE | 0.5 | BTmag | 10.054 | E BTmag | 0.033 | VTmag | 9.623 | ||||
E VTmag | 0.031 | Prox | 373 | TYC | T | HIP | |||||
CCDM | RAdeg | 72.11602556 | DEdeg | 10.91900361 | EpRA 1990 | 1.80 | |||||
EpDE 1990 | 1.45 | E RAdeg | 15.8 | E DEdeg | 23.6 | Posflg | |||||
Corr | 0.0 |
Ccdm | 04485+1056 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | HJ 684 | DRAs | -2.15 | DDEs | -51.7 | |||||
R dRAs | 10 | Year | 1910 | Theta | 211 | Rho | 46.5 | ||||
Obs | 1 | Vmag | 10.3 | Sp | A | PmNote | * | ||||
PmRA | -2 | PmDE | 0 | Dm number | +10 638 | Cat1 | BD | ||||
Name2 | +10 490 | Cat2 | AGK2/3 | HD | 30484 | M HD | |||||
ADS BDS | B 2358 | M ADS BDS | N IDS | IDS | 04429N1045C | ||||||
HIC |
Coord arcsec 2000 | 044827.31+105514.7 | Mag | 12.5 | PmRA | 4.00 | PmDE | -3.0 | ||||
Calc delta mag | 3.95 | Calc coord | yes |
Ccdm | 04485+1056 | RComp | C | Comp | D | Note1 | |||||
Note2 | Discov num | HJ 684 | DRAs | DDEs | |||||||
R dRAs | Year | 1910 | Theta | 307 | Rho | 10.5 | |||||
Obs | 1 | Vmag | 12.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 2358 | M ADS BDS | N IDS | IDS | 04429N1045D | ||||||
HIC |
Coord arcsec 2000 | 044825.01+105509.0 | Mag | 9.58 | Spectral class | A2 (white) | PmRA | -2.00 | ||||
PmDE | 0.0 | SAO | 94130 | Tycho2 | 0687-00583-1 | HD | 30470 | ||||
DM | BD+10 637 | Calc delta mag | 1.03 | Calc coord | yes |
Tycho2 | 0687-00583-1 | Pflag | RAmdeg | 72.10391317 | DEmdeg | 10.91920751 | |||||
PmRA | -1.5 | PmDE | -0.6 | E RAmdeg | 13 | E DEmdeg | 19 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1989.61 | EpDEm | 1987.56 | ||||
Num | 8 | Q RAmdeg | 0.4 | Q DEmdeg | 0.5 | Q pmRA | 0.4 | ||||
Q pmDE | 0.5 | BTmag | 9.832 | E BTmag | 0.029 | VTmag | 9.578 | ||||
E VTmag | 0.031 | Prox | 428 | TYC | T | HIP | |||||
CCDM | RAdeg | 72.10391639 | DEdeg | 10.91920889 | EpRA 1990 | 1.83 | |||||
EpDE 1990 | 1.49 | E RAdeg | 14.1 | E DEdeg | 21.2 | Posflg | |||||
Corr | 0.1 |
SAO | 94130 | DelFlag | RA1950 | PmRA1950 | 0.0001 | ||||||
DE1950 | PmDE1950 | 0 | Vmag | 9 | SpType | A2 | |||||
Double code | Source | 29 | CatNum | 1381 | DM | BD+10 637 | |||||
DMcomp | BDsup | HD | 30470 | M HD | 0 | ||||||
GC | RA1950rad | 1.24638498 | DE1950rad | 0.18905504 | PmRA2000 | 0.0002 | |||||
PmDE2000 | -0.002 |
Ccdm | 04485+1056 | RComp | Comp | E | Note1 | ||||||
Note2 | Discov num | HJ 684 | DRAs | -5.10 | DDEs | -51.4 | |||||
R dRAs | 10 | Year | 1910 | Theta | 239 | Rho | 77.7 | ||||
Obs | 1 | Vmag | 10.5 | Sp | A2 | PmNote | * | ||||
PmRA | -13 | PmDE | -10 | Dm number | +10 637 | Cat1 | BD | ||||
Name2 | +10 489 | Cat2 | AGK2/3 | HD | 30470 | M HD | |||||
ADS BDS | M ADS BDS | N IDS | IDS | 04429N1045E | |||||||
HIC |
Coord arcsec 2000 | 044828.98+105532.8 | Mag | 13.17 | Calc delta mag | 4.62 | Calc coord | yes |
Coord arcsec 2000 | 044821.75+105420.0 | Mag | 14.09 | PmRA | -7.00 | PmDE | 0.0 | ||||
Calc delta mag | 5.54 | Calc coord | yes |