• The distance modulus is a way of expressing distances that is often used in astronomy. It describes distances on a logarithmic scale based on the astronomical...
    7 KB (1,057 words) - 20:28, 23 August 2024
  • Thumbnail for Bulk modulus
    (strain) to other kinds of stress: the shear modulus describes the response to shear stress, and Young's modulus describes the response to normal (lengthwise...
    11 KB (1,311 words) - 00:38, 25 May 2025
  • Thumbnail for Cosmic distance ladder
    their absolute magnitude. The distance to the star can then be calculated from its apparent magnitude using the distance modulus. There are major limitations...
    56 KB (8,167 words) - 23:10, 5 June 2025
  • Thumbnail for Hertzsprung–Russell diagram
    color–temperature relation. One also needs to know the distance to the observed objects (i.e., the distance modulus) and the effects of interstellar obscuration...
    23 KB (2,762 words) - 22:46, 23 April 2025
  • shape in question. There are two types of section modulus, elastic and plastic: The elastic section modulus is used to calculate a cross-section's resistance...
    16 KB (1,323 words) - 00:55, 20 June 2025
  • Thumbnail for Flexural modulus
    In mechanics, the flexural modulus, bending modulus, or modulus of rigidity is an intensive property that is computed as the ratio of stress to strain...
    4 KB (502 words) - 19:01, 15 June 2025
  • Thumbnail for Young's modulus
    Young's modulus (or the Young modulus) is a mechanical property of solid materials that measures the tensile or compressive stiffness when the force is...
    38 KB (3,553 words) - 05:55, 19 June 2025
  • it admits a modulus of continuity. Moreover, relevance to the notion is given by the fact that sets of functions sharing the same modulus of continuity...
    19 KB (3,221 words) - 02:14, 13 June 2025
  • Thumbnail for Messier 34
    ordinary telescope of 3 feet one can distinguish the stars." Based on the distance modulus of 8.38, it is about 470 parsecs (1,500 ly) away. For stars ranging...
    6 KB (655 words) - 06:57, 23 August 2024
  • Thumbnail for Henrietta Hill Swope
    200-inch Telescope at Palomar Mountain. They reported a new distance to M31, given as a distance modulus of 24.25. They followed up this work in 1963 with new...
    10 KB (1,016 words) - 17:46, 24 February 2025
  • Thumbnail for Absolute value
    In mathematics, the absolute value or modulus of a real number x {\displaystyle x} , denoted | x | {\displaystyle |x|} , is the non-negative value of...
    27 KB (3,477 words) - 09:59, 20 April 2025
  • Thumbnail for Large Magellanic Cloud
    find an absolute distance modulus of ( m − M ) 0 = 18.41 {\displaystyle (m-M)_{0}=18.41} , or 48 kpc (160,000 light-years). This distance has been confirmed...
    36 KB (3,918 words) - 19:03, 18 June 2025
  • Thumbnail for SWEEPS-11
    approximately 27,710 light years away from the Solar System (based on a distance modulus of 14.1), making it (along with SWEEPS-04) the most distant exoplanet(s)...
    3 KB (224 words) - 17:06, 29 April 2025
  • Thumbnail for Triangulum Galaxy
    The average of 102 distance estimates published since 1987 gives a distance modulus of 24.69, or .883 Mpc (2,878,000 light-years). The Triangulum Galaxy...
    47 KB (5,107 words) - 08:35, 13 June 2025
  • Thumbnail for Alnilam
    radius (30.61 R☉), and mass (40 M☉). Another spectroscopic distance modulus of 7.79 imply a distance of 361 parsecs. Alnilam's relatively simple spectrum has...
    17 KB (1,683 words) - 15:48, 29 May 2025
  • Thumbnail for Crab Nebula
    den Bergh in late 1969. ^ Apparent magnitude of 8.4—distance modulus of 11.5±0.5 = −3.1±0.5 ^ distance × tan ( diameter_angle = 420″ ) = 4.1±1.0 pc diameter...
    51 KB (5,845 words) - 08:20, 7 June 2025
  • Thumbnail for Messier 4
    Caputo, F.; Castellani, V.; Quarta, M. L. (February 1985). "Reddening, distance modulus and age of the globular cluster NGC 6121 (M4) from the properties of...
    12 KB (1,213 words) - 15:40, 7 December 2024
  • radial comoving distance D C {\displaystyle D_{C}} , i.e. the comoving distance from ourselves to the object. Distance measure Distance modulus Andrea Gabrielli;...
    3 KB (431 words) - 02:37, 28 December 2024
  • Thumbnail for SWEEPS-04
    constellation Sagittarius approximately 27,710 light years away (based on a distance modulus of 14.1) from the Solar System, making it (along with SWEEPS-11) the...
    4 KB (262 words) - 18:10, 24 April 2024
  • the distance (d, in parsecs) of the star using m − M = 5 log ⁡ ( d / 10 ) {\displaystyle m-M=5\log(d/10)} (see distance modulus). The true distance to...
    3 KB (328 words) - 13:35, 2 February 2025
  • absolute and apparent magnitudes are known, the distance to the star can be determined by using the distance modulus. It does not actually employ any measurements...
    1 KB (177 words) - 13:36, 2 February 2025
  • of a material is quantified by the elastic modulus such as the Young's modulus, bulk modulus or shear modulus which measure the amount of stress needed...
    20 KB (2,575 words) - 02:53, 9 June 2025
  • Thumbnail for Draco Dwarf
    the distance modulus formula of 1×10(0.2 * 19.55 + 1) we get an RR Lyrae estimated distance of 81 kpc. ^ Apparent Magnitude of 10.9 – distance modulus of...
    11 KB (1,161 words) - 19:36, 14 May 2025
  • Thumbnail for PSR B1620−26
    Caputo, F.; Castellani, V.; Quarta, M. L. (February 1985). "Reddening, distance modulus and age of the globular cluster NGC 6121 (M4) from the properties of...
    8 KB (780 words) - 02:27, 7 April 2025
  • apparent magnitude m and distance modulus μ: M = m − μ . {\displaystyle M=m-\mu .} Rigel has a visual magnitude mV of 0.12 and distance of about 860 light-years:...
    50 KB (5,810 words) - 04:51, 19 June 2025
  • Thumbnail for Deneb
    5 + 1 {\displaystyle d=10^{{\frac {\mu }{5}}+1}} , where μ is the distance modulus. Merriam-Webster, Inc (1998). Merriam-Webster's Collegiate Dictionary...
    31 KB (3,258 words) - 16:59, 4 June 2025
  • Thumbnail for Fornax
    NGC 1427A is an irregular galaxy in the constellation Eridanus. Its distance modulus has been estimated using the globular cluster luminosity function to...
    35 KB (4,062 words) - 09:09, 18 May 2025
  • Thumbnail for Omicron2 Canis Majoris
    it one of the brighter members of the constellation. Based upon a distance modulus of 10.2, it is about 3,600 light-years from Earth. This is a massive...
    12 KB (1,017 words) - 08:40, 23 August 2024
  • Thumbnail for Speed of sound
    compressibility, shear modulus, and density. The speed of shear waves is determined only by the solid material's shear modulus and density. In fluid dynamics...
    53 KB (7,495 words) - 08:52, 18 June 2025
  • Thumbnail for NGC 1427A
    358- G 049, is an irregular galaxy in the constellation Fornax. Its distance modulus has been estimated using the globular cluster luminosity function to...
    6 KB (598 words) - 20:05, 19 August 2024