{"product_id":"the-sun-at-5772-k-plate-068-physics-poster","title":"The Sun at 5772 K – Plate 068 Physics Poster","description":"\u003cp\u003ePlate 68 speaks for itself: \u003cem\u003e“The Sun is white.”\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eThe Physics\u003c\/h3\u003e\u003cp\u003eThe Sun's surface radiates roughly as a 5772 K blackbody. Its spectrum peaks in the blue-green by wavelength, but spread over all visible colours it looks white from space.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eλ_max = b \/ T\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eλ_max: peak wavelength, m\u003c\/li\u003e\n\u003cli\u003eb: Wien displacement constant 2.897771955×10⁻³ m K\u003c\/li\u003e\n\u003cli\u003eT: temperature, K\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePeak at λ_max = b\/T ≈ 502 nm. Over all wavelengths it looks white.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eHonest caveat:\u003c\/em\u003e The peak position depends on whether you plot per wavelength or per frequency; per frequency it sits in the near infrared.\u003c\/p\u003e\u003ch3\u003eSources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIAU 2015 Resolution B3.\u003c\/li\u003e\n\u003cli\u003eCODATA 2018.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOn the poster\u003c\/h3\u003e\u003cp\u003ePlate 068, “The Sun at 5772 K”: the pixel-art plate with its slogan “The Sun is white.”, the key equation and the facts panel shown above. Pixelated Physics. Physics. Personified.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"9'' x 12\" (Vertical) \/ Matte","offer_id":50962640371815,"sku":"13242455030419507459","price":19.99,"currency_code":"USD","in_stock":true},{"title":"9'' x 12\" (Vertical) \/ Fine Art","offer_id":50962640404583,"sku":"15128418887043327673","price":29.99,"currency_code":"USD","in_stock":true},{"title":"9'' x 12\" (Vertical) \/ Semi Glossy","offer_id":50962640437351,"sku":"30805455590466808854","price":19.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Fine Art","offer_id":50962640470119,"sku":"40496601447704814843","price":44.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Semi Glossy","offer_id":50962640502887,"sku":"23583621422872435026","price":29.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Matte","offer_id":50962640535655,"sku":"20897019302481787681","price":29.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Matte","offer_id":50962640568423,"sku":"61186704047964728422","price":69.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Fine Art","offer_id":50962640601191,"sku":"17954206587387176036","price":119.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Semi Glossy","offer_id":50962640633959,"sku":"20793839856057532361","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/3005043741985084456_2048.jpg?v=1793733564","url":"https:\/\/pixelatedphysics.com\/ko\/products\/the-sun-at-5772-k-plate-068-physics-poster","provider":"Pixelated Physics","version":"1.0","type":"link"}