Coord 2000 | 05020+4349 | Discov num | BU 554 | Comp | AD | Coord arcsec 2000 | 05 01 58.13 +43 49 23.9 | ||||
Date first | 1879 | Date last | 2013 | Obs | 9 | ||||||
Pa first | 317 | Pa last | 316.2 | P.A. Now (θ) | 316.2° | ||||||
Sep first | 46.4 | Sep last | 45.031 | Sep. Now (ρ) | 45.031" | ||||||
Mag pri | 2.99 | Mag sec | 13.40 | delta mag (ΔM) | 10.41 | Spectral class | A2I+B (white/blue-white) | ||||
Pri motion ra | +001 | Sec motion ra | -001 | ||||||||
Pri motion dec | -003 | Sec motion dec | -004 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 39955 | 05 01 58 +43 49 24 | BU 554 AB | 2013 | 8 | 226 | 29.8 | 2.99 | 14.00 | 11.01 | Y | ||
Show | Almaaz | 39955 | 05 01 58 +43 49 24 | BU 554 AC | 2019 | 13 | 277 | 43.6 | 2.99 | 11.26 | 8.27 | ||
Show | 39955 | 05 01 58 +43 49 24 | BU 554 AD | 2013 | 9 | 316 | 45.0 | 2.99 | 13.40 | 10.41 | <=== | ||
Show | 39955 | 05 01 58 +43 49 24 | BU 554 AE | 2013 | 13 | 48 | 207.3 | 2.99 | 9.60 | 6.61 | |||
Show | 39955 | 05 01 58 +43 49 24 | STU 19 AF | 2013 | 8 | 272 | 222.9 | 2.99 | 11.02 | 8.03 | |||
Show | 39955 | 05 01 58 +43 49 24 | SMR 25 AG | 2013 | 4 | 15 | 100.9 | 2.99 | 14.00 | 11.01 | |||
Show | 39955 | 05 01 58 +43 49 24 | SMR 25 AH | 2013 | 4 | 22 | 123.2 | 2.99 | 13.50 | 10.51 | |||
Show | 39955 | 05 01 58 +43 49 24 | SMR 25 AI | 2013 | 4 | 141 | 111.4 | 2.99 | 13.50 | 10.51 | |||
Show | 39955 | 05 01 58 +43 49 24 | SMR 25 AJ | 2013 | 4 | 160 | 132.3 | 2.99 | 13.50 | 10.51 | |||
Show | 39955 | 05 01 58 +43 49 24 | SMR 25 AK | 2012 | 1 | 301 | 28.8 | 2.99 | 14.00 | 11.01 |
Common name | Almaaz | Constellation | Auriga | SAO | 39955 | HIP | 23416 | ||||
Tycho2 | 2907-01275-1 | Gaia DR2 | 205499655242974464 | HD | 31964 | HR | 1605 | ||||
GC | 6123 | ADS | 3605 | BD | BD+43 1166 | Bayer | Epsilon Aurigae | ||||
Bayer name | Eps Aur | Flamsteed | 7 Aurigae | Flamsteed name | 7 Aur | FK5 | 183 | ||||
Distance | 653.59 | Distance ly | 2132.01 | Bayer greek | ε Aur |
Other names | Al Anz |
Meaning | goat |
discov_num | notes | refcode |
BU 554 | AB: eps Aur = 7 Aur = Almaaz. Strand orbit rejected from Fourth Orbit | Str1959 |
Catalog ("amplitude below noise level") | Wor1983 | |
Mk III Limb-darkened diameter 2.17 +/- 0.03 mas. | MkT2001 | |
Mk III Limb-darkened diameter 2.096 +/- 0.086 mas. | MkT2003 | |
NPOI Limb-darkened diameter 2.28 +/- 0.09 mas. | NOI2001b | |
NPOI Limb-darkened diameter 2.210 +/- 0.012 mas, Sp = A2I, | NOI2018 | |
Teff = 7977 +/-292 K, M = 2.16 +/- 0.39 \msun, Age = 0.62 +/- 0.22 Gyr. | ||
eps Aur | A is a enigmatic supergiant eclipsing system. Also a spectroscopic and | |
eclipsing binary | Fin1970b | |
Hipparcos astrometric solution adopted some elements from the orbit of | HIP1997d | |
Heintz & Cantor (1994). | Hei1994b |
refcode | metd | author | reference |
Fin1970b | - | Finsen, W.S. & Worley, C.E. | 1970ROCi..130..203F |
Fin1970b | Republic Obs. Circ. 130, 203, 1970 (Third Orbit Catalog) | ||
Hei1994b | orb - | Heintz, W.D. & Cantor, B. | 1994PASP..106..363H |
Hei1994b | PASP 106, 363, 1994 | ||
HIP1997d | orb - | Hipparcos | 1997yCat.1239....0E |
HIP1997d | Hipparcos Catalog, ESA SP-1200, 1997 | ||
HIP1997d | (DMSA/O Orbital Solutions) | ||
MkT2001 | not j | Nordgren, T.E., Sudol, J.J. & Mozurkewich, D. | 2001AJ....122.2707N |
MkT2001 | AJ 122, 2707, 2001 | . | |
MkT2003 | Km - | Mozurkewich, D., Armstrong, J.T., Hindsley, R., Quirrenbach, A., Hummel, C.A., | 2003AJ....126.2502M |
MkT2003 | +not | Hutter, D., Johnston, K.J., Hajian, A., Elias, N.M., II, Buscher, D., & Simon, R. | |
MkT2003 | AJ 126, 2502, 2003 | ||
NOI2001b | not j | Nordgren, T.E., Sudol, J.J. & Mozurkewich, D. | 2001AJ....122.2707N |
NOI2001b | AJ 122, 2707, 2001 | . | |
NOI2018 | not j | Baines, E.K., Armstrong, J.T., Schmitt, H.R., Zavala, R.T., Benson, J.A., Hutter, | 2018AJ....155...30B |
NOI2018 | D.J., Tycner, C. & van Belle, G.T. | ||
NOI2018 | AJ 155, 30, 2018 | ||
Str1959 | orb - | Strand, K.A. | 1959AJ.....64..346S |
Str1959 | AJ 64, 346, 1959 | ||
Wor1983 | - | Worley, C.E. & Heintz, W.D. | 1983PUSNO..24g...1W |
Wor1983 | Pub. USNO 24, Pt. 7, 1983 (Fourth Orbit Catalog) |
idgroup | discov | author |
1 | BU | Burnham, S.W. (BU 1 - 81) |
179 | SMR | Schlimmer, J. |
234 | STU | Sturdy, K. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
05020+4349 | BU 554 | AD | 1925 | 5 | 317 | 45.0 | 2.99 | 12.00 | N | 050158.13+434923.9 | |
05020+4349 | BU 554 | AD | 2008 | 6 | 316 | 45.1 | 2.99 | 12.00 | N | 050158.13+434923.9 | |
05020+4349 | BU 554 | AD | 2012 | 8 | 317 | 45.3 | 2.99 | 13.40 | F0Iae+B | N | 050158.13+434923.9 |
05020+4349 | BU 554 | AD | 2013 | 9 | 316 | 45.0 | 2.99 | 13.40 | A2I+B | N | 050158.13+434923.9 |
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 | C | D | E | F | G | H | I | J | |
B | pa=216.7° sep=25.89" | |||||||||
C | pa=279.0° sep=31.64" | pa=328.4° sep=30.17" | ||||||||
D | pa=325.3° sep=39.52" | pa=352.5° sep=53.73" | pa=17.6° sep=28.93" | |||||||
E | pa=38.8° sep=177.65" | pa=38.5° sep=203.52" | pa=46.9° sep=195.31" | pa=51.6° sep=170.65" | ||||||
F | pa=272.8° sep=160.88" | pa=281.1° sep=148.02" | pa=271.3° sep=129.47" | pa=259.9° sep=140.39" | pa=244.3° sep=301.71" | |||||
G | pa=10.6° sep=99.36" | pa=15.9° sep=123.14" | pa=28.1° sep=105.11" | pa=32.0° sep=76.84" | pa=246.3° sep=101.60" | pa=63.3° sep=200.20" | ||||
H | pa=16.2° sep=119.05" | pa=19.8° sep=143.59" | pa=30.5° sep=126.95" | pa=34.2° sep=98.96" | pa=252.8° sep=81.76" | pa=61.2° sep=221.17" | pa=41.9° sep=22.37" | |||
I | pa=149.3° sep=100.10" | pa=134.5° sep=93.24" | pa=137.9° sep=122.73" | pa=148.2° sep=139.55" | pa=195.0° sep=232.52" | pa=113.9° sep=231.65" | pa=169.9° sep=186.69" | pa=174.9° sep=201.25" | ||
J | pa=165.0° sep=128.38" | pa=154.7° sep=114.15" | pa=153.4° sep=144.18" | pa=160.4° sep=166.13" | pa=196.6° sep=273.81" | pa=124.2° sep=234.53" | pa=176.1° sep=222.18" | pa=180.0° sep=238.33" | pa=205.1° sep=41.84" | |
K | pa=309.9° sep=23.20" | pa=356.2° sep=35.72" | pa=53.5° sep=16.73" | pa=165.1° sep=18.23" | pa=226.2° sep=178.70" | pa=87.2° sep=143.07" | pa=203.5° sep=90.29" | pa=207.1° sep=111.75" | pa=325.7° sep=122.22" | pa=339.8° sep=147.97" |
Common name | Almaaz | Meaning | goat | Other names | Al Anz | Coord arcsec 2000 | 050158.13+434923.9 | ||||
Mag | 2.99 | Spectral class | A2I (white) | PmRA | 1.00 | PmDE | -3.0 | ||||
SAO | 39955 | HIP | 23416 | Tycho2 | 2907-01275-1 | HD | 31964 | ||||
HR | 1605 | GC | 6123 | BD | BD+43 1166 | Bayer | Epsilon Aurigae | ||||
Bayer name | Eps Aur | Flamsteed | 7 Aurigae | Flamsteed name | 7 Aur | FK5 | 183 |
Tycho2 | 2907-01275-1 | Pflag | X | RAmdeg | DEmdeg | ||||||
PmRA | PmDE | E RAmdeg | E DEmdeg | ||||||||
E pmRA | E pmDE | EpRAm | EpDEm | ||||||||
Num | Q RAmdeg | Q DEmdeg | Q pmRA | ||||||||
Q pmDE | BTmag | 3.644 | E BTmag | 0.014 | VTmag | 3.069 | |||||
E VTmag | 0.009 | Prox | 999 | TYC | T | HIP | 23416 | ||||
CCDM | RAdeg | 75.49223306 | DEdeg | 43.82331361 | EpRA 1990 | 1.72 | |||||
EpDE 1990 | 1.11 | E RAdeg | 3.2 | E DEdeg | 3.5 | Posflg | |||||
Corr | -0.3 |
SAO | 39955 | DelFlag | RA1950 | PmRA1950 | 0.0001 | ||||||
DE1950 | PmDE1950 | -0.004 | Vmag | 3.5 | SpType | F5p | |||||
Double code | Source | 74 | CatNum | 183 | DM | BD+43 1166 | |||||
DMcomp | BDsup | HD | 31964 | M HD | 0 | ||||||
GC | 6123 | RA1950rad | 1.30190872 | DE1950rad | 0.76360752 | PmRA2000 | 0 | ||||
PmDE2000 | -0.005 |
Catalog | H | HIP | 23416 | Proxy | RAhms | 05 01 58.13 | |||||
DEdms | +43 49 23.9 | Vmag | 3.03 | VarFlag | 2 | R Vmag | H | ||||
RAdeg | 75.4922 | DEdeg | 43.8233 | AstroRef | + | Plx | 1.6 | ||||
CCDM | 05020+4350 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | O | Source | Qual | M HIP | |||||||
Theta | Rho | HD | 31964 | BD | BD+43 1166 | ||||||
CD | CP | Dm number | +43 1166 | VIred | 0.61 | ||||||
SpType | F0Ia | R SpType | Coord arcsec 2000 | 050158.13+434923.9 |
HIP | 23416 | Sn | 75 | So | 4 | Nc | 1 | ||||
RArad | 1.3175878239 | DErad | 0.7648611127 | Plx | 1.53 | PmRA | -0.86 | ||||
PmDE | -2.66 | E RArad | 1.11 | E DErad | 0.63 | E Plx | 1.29 | ||||
E pmRA | 1.38 | E pmDE | 0.75 | Hpmag | 3.1457 | E Hpmag | 0.0062 | ||||
SHp | 0.036 | VA | 1 | BV | 0.537 | E BV | 0.008 | ||||
VI | 0.61 |
Coord arcsec 2000 | 050156.70+434903.1 | Mag | 14 | Calc delta mag | 11.01 | Calc coord | yes |
Coord arcsec 2000 | 050155.24+434928.8 | Mag | 11.26 | Spectral class | B (blue-white) | PmRA | 0.00 | ||||
PmDE | -3.0 | Calc delta mag | 8.27 | Calc coord | yes |
Coord arcsec 2000 | 050156.05+434956.4 | Mag | 13.4 | Spectral class | B (blue-white) | PmRA | -1.00 | ||||
PmDE | -4.0 | Calc delta mag | 10.41 | Calc coord | yes |
Coord arcsec 2000 | 050208.42+435142.4 | Mag | 9.6 | Spectral class | B (blue-white) | PmRA | 0.00 | ||||
PmDE | 0.0 | Calc delta mag | 6.61 | Calc coord | yes |
Coord arcsec 2000 | 050143.28+434931.7 | Mag | 11.02 | Spectral class | B (blue-white) | PmRA | 46.00 | ||||
PmDE | -43.0 | Calc delta mag | 8.03 | Calc coord | yes |
Coord arcsec 2000 | 050159.81+435101.6 | Mag | 14 | Spectral class | B (blue-white) | Calc delta mag | 11.01 | ||||
Calc coord | yes |
Coord arcsec 2000 | 050201.19+435118.2 | Mag | 13.5 | Spectral class | B (blue-white) | Calc delta mag | 10.51 | ||||
Calc coord | yes |
Coord arcsec 2000 | 050202.85+434757.8 | Mag | 13.5 | Spectral class | B (blue-white) | Calc delta mag | 10.51 | ||||
Calc coord | yes |
Coord arcsec 2000 | 050201.20+434719.9 | Mag | 13.5 | Spectral class | B (blue-white) | Calc delta mag | 10.51 | ||||
Calc coord | yes |
Coord arcsec 2000 | 050156.49+434938.8 | Mag | 14 | Spectral class | B (blue-white) | Calc delta mag | 11.01 | ||||
Calc coord | yes |