Orgininal var config = { location: true, interactive: true, controls: false, projection: "equirectangular", transform: "equatorial", datapath: "../data/", stars: { show: true, // Show stars limit: 6, // Show only stars brighter than limit magnitude colors: true, // Show stars in spectral colors, if not use "color" style: { fill: "#ffffff", opacity: 1 }, // Default style for stars names: false, // Show star names (Bayer, Flamsteed, Variable star, Gliese, whichever applies first) proper: false, // Show proper name (if present) desig: false, // Show all names, including Draper and Hipparcos namelimit: 2.5, // Show only names for stars brighter than namelimit namestyle: { fill: "#ddddbb", font: "11px Georgia, Times, 'Times Roman', serif", align: "left", baseline: "top" }, size: 4, // Maximum size (radius) of star circle in pixels data: 'stars.6.json' // Data source for stellar data //data: 'stars.8.json' // Alternative deeper data source for stellar data }, dsos: { show: false, // Show Deep Space Objects limit: 6, // Show only DSOs brighter than limit magnitude names: true, // Show DSO names desig: true, // Show short DSO names namelimit: 4, // Show only names for DSOs brighter than namelimit namestyle: { fill: "#cccccc", font: "11px Helvetica, Arial, serif", align: "left", baseline: "top" }, data: 'dsos.bright.json', // Data source for DSOs //data: 'dsos.6.json' // Alternative broader data source for DSOs //data: 'dsos.14.json' // Alternative deeper data source for DSOs symbols: { //DSO symbol styles gg: { shape: "circle", fill: "#ff0000" }, // Galaxy cluster g: { shape: "ellipse", fill: "#ff0000" }, // Generic galaxy s: { shape: "ellipse", fill: "#ff0000" }, // Spiral galaxy s0: { shape: "ellipse", fill: "#ff0000" }, // Lenticular galaxy sd: { shape: "ellipse", fill: "#ff0000" }, // Dwarf galaxy e: { shape: "ellipse", fill: "#ff0000" }, // Elliptical galaxy i: { shape: "ellipse", fill: "#ff0000" }, // Irregular galaxy oc: { shape: "circle", fill: "#ffcc00", stroke: "#ffcc00", width: 1.5 }, // Open cluster gc: { shape: "circle", fill: "#ff9900" }, // Globular cluster en: { shape: "square", fill: "#ff00cc" }, // Emission nebula bn: { shape: "square", fill: "#ff00cc", stroke: "#ff00cc", width: 2 }, // Generic bright nebula sfr: { shape: "square", fill: "#cc00ff", stroke: "#cc00ff", width: 2 }, // Star forming region rn: { shape: "square", fill: "#00ooff" }, // Reflection nebula pn: { shape: "diamond", fill: "#00cccc" }, // Planetary nebula snr: { shape: "diamond", fill: "#ff00cc" }, // Supernova remnant dn: { shape: "square", fill: "#999999", stroke: "#999999", width: 2 }, // Dark nebula grey pos: { shape: "marker", fill: "#cccccc", stroke: "#cccccc", width: 1.5 } // Generic marker } }, constellations: { show: false, // Show constellations names: false, // Show constellation names desig: true, // Show short constellation names (3 letter designations) namestyle: { fill: "#cccc99", font: "12px Helvetica, Arial, sans-serif", align: "center", baseline: "middle" }, lines: false, // Show constellation lines linestyle: { stroke: "#cccccc", width: 1, opacity: 0.6 }, bounds: false, // Show constellation boundaries boundstyle: { stroke: "#cccc00", width: 0.5, opacity: 0.8, dash: [2, 4] } }, mw: { show: true, // Show Milky Way as filled polygons style: { fill: "#ffffff", opacity: "0.15" } }, lines: { graticule: { show: false, stroke: "#cccccc", width: 0.6, opacity: 0.8 }, // Show graticule lines equatorial: { show: false, stroke: "#aaaaaa", width: 1.3, opacity: 0.7 }, // Show equatorial plane ecliptic: { show: false, stroke: "#66cc66", width: 1.3, opacity: 0.7 }, // Show ecliptic plane galactic: { show: false, stroke: "#cc6666", width: 1.3, opacity: 0.7 }, // Show galactic plane supergalactic: { show: false, stroke: "#cc66cc", width: 1.3, opacity: 0.7 } // Show supergalactic plane } };
Celestial.display(config);
always as [ra -180..180 degrees, dec -90..90 degrees]
RA : 0 to 24 DEC: -90 to 90
M31 "coordinates": [10.68, 41.267]
Emission nebulae Reflection nebulae Dark nebulae / (Absorbtion nebulae) Planetary nebulae Supernova-remnant nebulae
Diffrent category: H II regions, large diffuse nebulae containing ionized hydrogen
http://astroa.physics.metu.edu.tr/twn/types.html
Elliptical galaxies Spiral galaxies Irregular galaxies
Binary star Red gigant Blue gigant Red dwarf Brown dwarf White dwarf Neuton star Pulsar
Black hole