Definition of Isophote. Meaning of Isophote. Synonyms of Isophote

- In geometry, an isophote is a curve on an illuminated surface that connects points of equal brightness. One supposes that the illumination is done by parallel...
- of measuring a galaxy's size based on its apparent surface brightness. Isophotes are curves in a diagram - such as a picture of a galaxy - that adjoins...
- measurement by the Third Reference Catalogue of Bright Galaxies using the D25 isophote at the B-band, the Whirlpool Galaxy has a diameter of 23.58 kilop****cs...
- galaxy. This is the diameter as measured through the 25.0 mag/arcsec−2 isophote at the B-band. The diffuse stellar halo of this galaxy extends up to 300...
- one another. The most commonly emplo**** method is the D25 standard – the isophote where the photometric brightness of a galaxy in the B-band (445 nm wavelength...
- × 56.91 kly) (diameter; 2M**** K-band total isophote) 29.09 kpc (94.88 kly) (diameter; D25.0 B-band isophote) Apparent size (V) 9′ × 4′ Notable features...
- diameter measurements of the galaxy. This includes the D25 and D25.5 B-band isophotes, as well as the 50% total light emission (the half-light radius) and variations...
- irregular galaxy called the Canis Major Overdensity. Based on the D25 isophote at the B-band (445 nm wavelength of light), the Large Magellanic Cloud...
- galaxy, but it may in fact be a small spiral galaxy. Based on the D25.5 isophote at the B-band with an angular diameter of 1,980 arcseconds, it has an isophotal...
- 44 kilop****cs (96,000 light-years) (diameter; 25.0 mag/arcsec2 B-band isophote) Apparent size (V) 26.9 × 14.1 moa Other designations NGC 3031, UGC 5318...