• Thumbnail for Sigma Octantis
    Octantis is a solitary star in the Octans constellation that forms the pole star of the Southern Hemisphere. Its name is also written as σ Octantis,...
    12 KB (1,059 words) - 17:18, 18 August 2024
  • Thumbnail for Delta Octantis
    δ Octantis, Latinised as Delta Octantis, has the distinction of being Saturn's southern pole star. An orange giant of class K2III, it has 1.2 times the...
    7 KB (448 words) - 18:15, 29 May 2025
  • Thumbnail for Octans
    Octans (redirect from Octantis)
    magnitude 4.3 Delta Octantis. The Astronomical Society of Southern Africa in 2003 reported that observations of the Mira variable stars R and T Octantis were urgently...
    7 KB (778 words) - 01:19, 28 February 2025
  • Thumbnail for Pole star
    dimmer magnitude 5.5 star on its southern axis, Polaris Australis (Sigma Octantis). From around 1700 BC until just after 300 AD, Kochab (Beta Ursae Minoris)...
    26 KB (2,543 words) - 12:52, 26 May 2025
  • Thumbnail for Extraterrestrial sky
    a spectacular arc stretching across half the celestial hemisphere. Delta Octantis is the south pole star of Saturn. Its north pole is in the far northern...
    54 KB (6,390 words) - 19:01, 25 May 2025
  • Thumbnail for Delta Scuti variable
    Scuti variable, but this remains unconfirmed. Other examples include - σ Octantis and β Cassiopeiae "Light Curve". Hipparcos ESA. ESA. Retrieved 17 February...
    11 KB (913 words) - 16:07, 21 February 2025
  • Thumbnail for Flag of Brazil
    territory in the northern hemisphere (and the State of Pará). The Sigma Octantis (south pole star) is small, but all the other stars turn around it. Its...
    43 KB (3,834 words) - 22:55, 6 May 2025
  • Thumbnail for Giant star
    and lower mass, are more unstable. Examples: Sigma OctantisOctantis), an F-type giant and a Delta Scuti variable; Capella Aa (α Aurigae Aa), a G-type...
    17 KB (2,383 words) - 19:06, 15 March 2025
  • from the North Celestial Pole, and is easily seen by the naked eye. σ Octantis, sometimes known as the South Star, can be sighted in the Southern hemisphere...
    12 KB (1,587 words) - 00:17, 16 March 2025
  • Thumbnail for Delta Apodis
    asterism consisting of δ1 Apodis, ζ Apodis, ι Apodis, β Apodis, γ Apodis, δ Octantis, η Apodis, α Apodis and ε Apodis. Consequently, δ1 Apodis itself is known...
    10 KB (709 words) - 19:50, 31 March 2025
  • Cepheids and cepheid-like Type I (Classical cepheids, Delta Scuti) Type II (BL Herculis, W Virginis, RV Tauri) RR Lyrae Rapidly oscillating Ap SX Phoenicis...
    9 KB (882 words) - 07:27, 27 November 2024
  • Thumbnail for Vega
    Vega (category Delta Scuti variables)
    {\displaystyle {\begin{smallmatrix}\mu ={\sqrt {{\mu _{\delta }}^{2}+{\mu _{\alpha }}^{2}\cdot \cos ^{2}\delta }}\ =\ 327.78\ {\text{mas/y}}\end{smallmatrix}}}...
    98 KB (10,326 words) - 22:53, 27 May 2025
  • exoplanet (DS Tucanae Ab). HD 57625 144.3 1 F8 Has one known exoplanet. Alpha Octantis 144.8 ± 0.6 2 F4III+F5III +5.13 LSPM J0207+3331 145 ± 1 1 DA Theta Sagittae...
    21 KB (130 words) - 16:08, 29 May 2025
  • Thumbnail for Axial precession
    particularly bland portion of the sky. The nominal south pole star is Sigma Octantis, which with magnitude 5.5 is barely visible to the naked eye even under...
    61 KB (8,365 words) - 06:51, 17 May 2025
  • "high" PM Teegarden's Star 5 +68.3 PM[better source needed]; RM Upsilon Octantis "high" +19 PM; RM Upsilon Pegasi Alkarab "high" -8.6 Name; PM; RM V718...
    32 KB (4,692 words) - 03:01, 21 May 2025
  • D. J.; et al. (2016). "The conjectured S-type retrograde planet in ν Octantis: more evidence including four years of iodine-cell radial velocities"....
    129 KB (8,706 words) - 05:51, 30 May 2025