MyDataFarming







Definitions of delta:
  • noun:   the 4th letter of the Greek alphabet
  • noun:   a low triangular area where a river divides before entering a larger body of water
  • name:  A female given name (rare: 1 in 50000 females; popularity rank in the U.S.: #2197)



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Alternative Terms
epoch-astronomy constellation cepheus-constellation right-ascension declination apparent-magnitude stellar-classification color-index variable-star cepheid-variable astrometry radial-velocity metre-per-second proper-motion minute-of-arc year parallax distance light-year-2 parsec absolute-magnitude mass solar-mass radius solar-radius luminosity temperature river-kelvin metallicity stellar-rotation star bright-star-catalogue durchmusterung henry-draper-catalogue smithsonian-astrophysical-observatory-star-catalog catalogues-of-fundamental-stars hipparcos-catalogue latin sun john-goodricke 1784 eta-aquilae binary-star algol main-sequence hydrogen 2002 hubble-space-telescope rr-lyrae standard-candle henrietta-swan-leavitt 1911 beta-cephei-variable messier-25 edward-pigott list-of-astronomy-acronyms