Go half way between them and proceed at right angles. All text licensed under the Creative Commons Attribution-NonCommercial 3.0 New Zealand Licence unless otherwise stated. The brighter of the two and closer to the horizon, has been commonly known as Alpha Centauri, but the International Astronomical Union officially refer to it Rigel Kentaurus from its old Arabic name “foot of the centaur”. Although it does get very low on the horizon depending where you are in. Delta Crucis is known as a subgiant star and is about 360 light years away. Find the pointer stars. I hope that this helps. There are many constellations that can be seen in both the northern and southern hemispheres; however, each hemisphere hosts some constellations that are visible only in one or the other. The Southern Cross climbs highest - due south - in the evening around now. We can't find the page you're looking for. Make an imaginary line between Gacrux and Acrux. Extend this line from Acrux (the brightest star) for 4.5 times the length of the Southern Cross, as shown in the diagram below. There are several methods of doing this but the simplest is as follows. Note that the long axis of the cross always points to the center of the disk. the southern cross constellation can be used to find south is once located the southern cross measure 5 1/2 times south east direction an you will find south . But that not all! A stone image of Crux constellation has been found in Machu Picchu in Peru. All constellations have bright stars that are listed using the Greek Alphabet. First, before we discover how to find south using the Southern Cross, let’s learn a bit about this well-known constellation. You’ve found south! Be the first to answer! Every month, there’s something new to see in WA’s amazing night sky. Finding South Using the Stars. First, imagine a line extended out from the long axis of the Southern Cross. The best way of finding it is by using the brighter, southern cross. It is the responsibility of the user of any material to obtain clearance from the copyright holder. In the northern hemisphere Polaris, the North Star, tends to get all the attention when it comes to finding direction using the stars. Who doesn't love being #1? There are also constellations that are unique to the northern or southern hemisphere, called circumpolar constellations. Now let’s find south using the Southern Cross. 0 0 1. Drop a line straight down to the horizon to find due south! These stars are labeled alpha, beta, gamma, delta and epsilon. Here’s how to find south with the Southern Cross: Watch my video on how to find south with the Southern Cross! So, enjoy this beautiful constellation, shining so brilliantly overhead in our southern night sky. Instead, find true south using the Southern Cross constellation. 2. Also known as The Crux, it is comprised of four or five major stars arranged in a cross like pattern and visible in the southern sky at night. Extend an imaginary line from the dimmer of the two Pointers to a lone bright star called Achernar. The Southern Cross. We know that the long arm of the cross points towards the SCP, but how far away is it? The Five Most Interesting Meteorite Impact Craters Across the Globe. Extend the cross line as you did before. In Australian Aboriginal astronomy, the Coalsack Nebula which is the dark area underneath the Southern Cross in early autumn and winter evenings, represents the head of the Emu in the Sky. It is normal on flags to represent the Southern Cross 'standing up' with the brightest star at the bottom and three stars at the top. It’s probably because we recently updated our site. Draw an imaginery line down along the longest angle of the cross all the way to the ground. By continuing to use this website, you consent to the use of cookies in accordance with our Cookie Policy. That point is called the South Celestial Pole (SCP) and is vertically above South. The Southern Cross is officially what’s known as an asterism, a collection of stars that belong to the constellation of Crux. When you look up into the night sky, what do you see? The constellation Crux (also known as the asterism of the Southern Cross) is easily visible from the southern hemisphere at practically any time of year. Explorez les références de Southern Cross sur Discogs. © Copyright 2013 - 2021 Stargazers Club WA | Website by, How to Find South Using the Southern Cross. The Maori called it Te Punga, or “the anchor”. One of the easiest and well-known constellations to find is the Southern Cross. When you reach the terminus of that imaginary line, draw another imaginary line that extends to the ground. Commercial re-use may be allowed on request. Locate south by dropping a vertical line from here to the horizon. Gamma Crucis or Gacrux is a red giant star and approximately 88 light years from Earth. Epsilon Crucis – Epsilon is an orange giant and is approximately 228 light years away. Achetez les Vinyles, CDs de Southern Cross, et plus encore sur la Marketplace Discogs. The end of that line marks near the south celestial pole. This is the smallest of the 88 constellations and throughout autumn and winter you can find it lying high in the southern sky. The South Celestial Pole is about halfway along this line. There are a pair of bright stars, the one on the right Alpha Centauri. The Southern Cross is easily visible in the Southern Hemisphere and not visible at all, north of +20° in the northern hemisphere. The southern hemisphere does have a star that points south but it is nowhere near as bright as the north star and can be quite hard to see with the naked eye. he Southern Cross itself is above the Pointers. 2. Position. But in the real sky there is no marker to the SCP. Beta Crucis, also known as Mimosa, is the second brightest star of the Crux constellation and is approximately 350 light years from Earth. It's called polaris australis or sigma octantis. © Crown Copyright. Identify the Southern Cross and the Two Pointers (part of Centaurus), careful to avoid the ‘false cross’. Circumpolar constellations are useful reference points f… It looks like a diamond lying on its side and is actually made up of five stars. Hello Dave. Drop a vertical line from this point, which is the South Celestial Pole (SCP), to the horizon – that place is due south. Rigel Kentaurus is actually a three-star system with the third star, not visible to the eye, called Proxima Centauri. Find the two stars that make up the lengthwise portion of the cross and imagine a line that extends out four and a half times greater than the full length of the cross. First, imagine a line extended out from the long axis of the Southern Cross. It can be seen all year round from almost anywhere in the Australia. Unlike the star known as Polaris in the Northern Hemisphere, there is no polar star indicating south in the night sky of the Southern Hemisphere. They are arranged in a clockwise manner in order of increasing magnitude. Découvrez des références, des avis, des crédits, des chansons, et bien plus encore à propos de Southern Cross - Southern Cross sur Discogs. Save my name, email, and website in this browser for the next time I comment. There is a good reason for this: it is easy to find and is very accurate. As Earth orbits the sun, the constellations in the night sky shift as well. Answer. The Southern Cross is the smallest and one of the eighty eight known constellations in the galaxy. When you head outside to stargaze in the early autumn evenings, you will first notice two bright stars on a diagonal. Using the Southern Cross to find South See video demonstration here . View 1: The constellation called "Southern cross" or "Crux" is low down. In early autumn evenings, the Southern Cross itself is above the Pointers. En France, la série a été diffusée dans le cadre de Robotech à partir du 30 juin 1987 sur La Cinq. Draw an imaginary line from the top of the cross to the bottom and extend it 4.5 times. The content of this field is kept private and will not be shown publicly. See if you can find Crux in the list. This will take you to the position of the South Celestial Pole in the sky. Locate south by dropping a vertical line from the South Celestial Pole to the horizon. There are three ways to locate due south using the Southern Cross: 1. Southern Cross (Titre original: Chōjikū Kidan Southern Cross, Titre anglais: Super Dimensional Cavalry: Southern Cross, Titre international: Robotech - The Masters) est un anime de science-fiction japonais en 24 épisodes de 26 minutes, diffusée en 1984 au Japon. Drop a line straight down to the horizon to find due south! Finding the real Southern Cross can be tricky, as there are four other bright stars nearby. Maggy Wassilieff, 'Southern Cross - Orientation and navigation', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/en/diagram/7486/navigating-by-the-southern-cross (accessed 19 January 2021), Story by Maggy Wassilieff, published 12 Jun 2006. 2. As well as being a national symbol, the Southern Cross is a name given to ships, planes, newspapers and companies. Another way to find this point is to use the pointer stars. There are three ways to locate due south using the Southern Cross: 1. The Southern Cross is located near the larger constellation Centaurus, which surrounds it on three sides. Head over to Astrotourism WA for a preview of what’s coming up this month. Another slighty trickier, but more accurate, way of finding south is to use the Southern Cross and the pointer stars from the neighbouring constellation, Centaurus. The Southern Cross can be used for navigation since the longer bar of the Cross points almost exactly toward the South Pole of the sky, which unfortunately has the nickname the “south solar pit” because it is not marked by any bright star. Imagine a line connecting the Pointers. Different seasons and times of the year determine which constellations are visible. Creative Commons Attribution-NonCommercial 3.0 New Zealand Licence. Why is Now the Best Time to be A Stargazer? The brighter of the two pointer stars, Rigel Kentaurus, may look like one star with the naked eye, but when you look at it through a medium to large telescope, you’ll see there are two stars. The Southern Cross is the best known and most represented star group in the Southern Hemisphere. 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