觀星工具程式,使用陀螺儀及數位羅盤即時導引觀星 限時免費推廌app
Education

StarTracker HD
iPad app 系統版本
View In iTunes
原App Store內容轉載:
   
  
★★★Top 1 Education app in 34 countries and Top 10 Education app in 79 countries when FREE! Thank you all my dear users, please leave a review or rating if you love this application!★★★
★★★Video on YouTube: tiny.cc/starvideo ★★★
★★★Build-in gyroscope/digital compass enabled! Enjoy stunning graphics at 60 fps!★★★

It's so excited to introduce you the best star gazing app on iOS!
This is a Star Gazing application which will guide you to recogonize all the bright stars in the night sky! Just hold up and point the device at the sky to see what stars, constellations and deep sky objects you are looking at in realtime. Full utilization of the build-in gyroscope, digital compass and accelerometer drive the best user experience.

With the cutting edge signal processing technique, gyroscope and the raw data directly from the build-in digital compass chip instead of the existing degree provided by Core Location API, this app has a super reaction speed and high accruacy, you must try it out and see how fast it is ;)

Features:
★ Augmented Reality star gazing with gyroscope! Just hold up the device.
★ Over 8000 stars visible to the naked eyes
★ Over 100 deep sky objects with magnificent graphics.
★ Sun, Moon and planets.
★ 88 Constellations with sketch line highlight.
★ Search and Lock the objects in Solar system, 12 Zodiac Constellations, 88 Constellations, Deep Sky Objects and Famous Stars.
★ 3D compass in AR mode, indicate position of objects your searched.
★ Location auto set by GPS, or set manually.
★ Time Machine. Time and date can be adjusted smoothly.
★ Smooth motion flow and quick response which is realized by cutting edge signal processing technique.
★ Superb high quality graphic display by enabling the retina display of the device and the full screen anti-aliasing technology employment.

Usage:
★ Buttom Right: Main Menu expand icon (hide/show the main menu), user can adjust the diaplay of name, constellation, deep sky object, night mode, star amount and grid mode by the different tabs on the menu.
★ Top Right: Search Menu (5 tabs: Solar system, 12 Zodiac Constellation, 88 Constellation, Deep Sky Object and Famous Stars), allow user to search the object.
★ Top Left: Location Menu, let user to choose your current location from a world map.
★ Top bar: Time Machine Menu, let user to adjust any time/date and see the motion of the stars at anytime.
★ Buttom Left: Compass indicator when in star track AR mode, or the track button to return to AR mode after click.
★ User can pan the screen to see any star (enter un-track mode) and click track button to return to AR track mode.

Tips:
★ When user search any object under un-track mode, the object will be locked at the center of the screen, then user can adjust time/date to see changes of the related sky.
★ When under un-track mode, use can lift up the screen and point it to the sky to enter AR track mode.

IMPORTANT: Star Tracker HD use the build-in gyroscope and not support iPad1.