• Thumbnail for Delta Trianguli
    Delta Trianguli, Latinized from Delta Tri, is a spectroscopic binary star system approximately 35 light-years (11 pc) away in the constellation of Triangulum...
    12 KB (832 words) - 21:54, 25 October 2024
  • Thumbnail for Sine and cosine
    Sine and cosine (redirect from Sin z)
    were further promulgated by Euler (see below). The Opus palatinum de triangulis of Georg Joachim Rheticus, a student of Copernicus, was probably the first...
    55 KB (6,966 words) - 10:44, 13 November 2024
  • Thumbnail for 14 Trianguli
    14 Trianguli (14 Tri), also known as HD 15656, is a spectroscopic binary located in the northern constellation Triangulum. It has an apparent magnitude...
    11 KB (942 words) - 17:03, 23 September 2024
  • Thumbnail for PSR B1620−26
    by Stephen Thorsett and his collaborators in 1993. PSR B1257+12 Delta Trianguli Pulsar planet List of exoplanets discovered before 2000 - SPR B1620-26...
    8 KB (780 words) - 21:39, 9 November 2024
  • Thumbnail for List of Arabic star names
    Mothallah Ra'as ul-Muthallath (Head of) the Triangle الرعس المثلث Alpha Trianguli Muhlifain ʼal-Muḥlifayn [Al-MuḤlifayn] محلفين مُحْلِفَيْن Gamma Centauri...
    35 KB (572 words) - 11:17, 21 October 2024
  • Problema XX commentarii in ultimam questionem Arithmeticorum Diophanti. Area trianguli rectanguli in numeris non potest esse quadratus", Œuvres, vol. I, p. 340...
    54 KB (5,155 words) - 03:32, 23 April 2024
  • Thumbnail for List of nearest stars by spectral type
    Bibcode:2005ApJ...632..659K. doi:10.1086/432863. ISSN 0004-637X. "Delta Trianguli". stars.astro.illinois.edu. Retrieved 2024-01-07. Malkov, O. Yu.; Tamazian...
    174 KB (13,871 words) - 23:53, 29 October 2024
  • Thumbnail for Roger Cotes
    chapter: "Aestimatio errorum in mixta mathesis per variationes partium trianguli plani et sphaerici" Harmonia mensurarum ... , pages 1-22, see especially...
    16 KB (1,935 words) - 13:59, 7 April 2024
  • ISSN 0004-6361. Johnson, H. L.; Mitchell, R. I.; Iriarte, B.; Wisniewski, W. Z. (1966-01-01). "UBVRIJKL Photometry of the Bright Stars". Communications of...
    47 KB (3,816 words) - 08:35, 12 October 2024
  • ISSN 0004-6256. Johnson, H. L.; Mitchell, R. I.; Iriarte, B.; Wisniewski, W. Z. (1966-01-01). "UBVRIJKL Photometry of the Bright Stars". Communications of...
    55 KB (4,677 words) - 04:03, 16 September 2024
  • Thumbnail for Type II Cepheid
    George; Matt, Sean; Gonzalez, Guillermo (2000), "The Carbon Cepheid RT Trianguli Australis: Additional Evidence of Triple-α and CNO Cycling", Monthly Notices...
    13 KB (1,232 words) - 04:07, 17 July 2024
  • Thumbnail for List of skin conditions
    nails, trachyonychia) Uncombable hair syndrome (cheveux incoiffable, pili trianguli et canaliculi, spun-glass hair) Wooly hair nevus (woolly hair nevus) X-linked...
    198 KB (17,956 words) - 10:27, 2 November 2024
  • Thumbnail for Mira variable
    11.8 502 385+159 −87 [14] RR Sagittarii 5.4 14 336 386+48 −38 [15] R Trianguli 5.4 12.6 267 933+353 −201 [16] S Sculptoris 5.5 13.6 367 1078+1137 −366...
    24 KB (1,621 words) - 10:51, 29 July 2024
  • Thumbnail for Astrophysical X-ray source
    cross from the main sequence to become red giants. Alpha Trianguli Australis (α TrA / α Trianguli Australis) appears to be a Hybrid star (parts of both sides)...
    77 KB (8,344 words) - 19:33, 15 June 2024
  • Thumbnail for X-ray astronomy
    (1994). "X-ray emission on hybrid stars: ROSAT observations of alpha Trianguli Australis and IOTA Aurigae". Astrophys J. 431: 402. Bibcode:1994ApJ.....
    65 KB (8,115 words) - 13:32, 13 April 2024
  • Thumbnail for William Oughtred
    magnitudine comparatis. Automata Quæstiones Diophanti Alexandrini Lib. 3 De Triangulis planis rectangulis De Divisione Superficierum Musicæ Elementa De Propugnaculorum...
    51 KB (5,970 words) - 21:57, 1 November 2024