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Privacy Policy: Ephemeris Computation Office, NAOJ

General

Collection of information when you visit our website

Data processing
Some of our CGI programs need your input to have result you desire. Output images which contains the information will be deleted automatically every day. Other than the output images, error logs for invalid values, temporary logging for debugging, localStorage, and cookies, nothing will be stored.
When you make contact with us, we need your Email address to reply to you. We may also apply your inquiry to correct errors, or to improve our service presently and in future. We will use your Email address and inquiry exclusively for these purposes, and dispose them after the inquiry process is over.
Access Logs
NAOJ preserve the right to collect and save access logs for security and maintenance reasons. Please refer to "The general access logging policy in NAOJ" for more information.
If we get instantaneous and excessive access from one user, or IP address, it will burden on our server and become annoying to others. In this case, we may block access from that user for a certain period of time.
We also evaluate our website statistically using these logs to improve the service of our website. We take care to anonymize IP address in this process.

Third-party services on our website

Geolocation
Some of our CGI programs need your geolocation data. Output images which contains the data will be deleted automatically every day. Other than the output images, error logs for invalid values, and temporary logging for debugging, nothing will be stored. Such programs include First sunrise of the year, local predictions of Solar Eclipse, Lunar Eclipse, Transit of planet, and Lunar Occultation of planet, etc.
Services by Google
We implement Google Maps Technology for visually setting location via maps. Output images which contains the data will be deleted automatically every day. Other than the output images, error logs for invalid values, and temporary logging for debugging, and cookies, nothing will be stored.
Google calendar helps you visually find out days for Japanese National Holidays, 24 Solar Terms, phases of the Moon, planetary phenomena, and eclipses. You can import these events into your calendar by clicking Google Calendar logo.
Some pages enable you to search contents within our website utilizing Google Custom Search. Your query will be sent to Google and used to display the results. We do not record your query or the results.
In order to improve the service of our website, we use Google Analytics and evaluate our website statistically.
For more information on the service provided by Google, please refer to Google's "Privacy & Terms" [External Site] .
What is Cookie?
Cookie is a standard web technology that send small data from website via your browser and store them on your computer for a specific period of time. With Cookie technology, website visitors do not have to worry about setting same information previously set before. You can disable cookies via your browser's settings. Please check your browser's manual for more information.
Some of our pages use cookies in order to offer better user experiences.
For example, in order to find times of sunrise or sunset, you need to set the location. Since setting it at each visit is inconvenient, we use cookies to store the information on your computer. We also offer My Favorite Place function to save information of multiple places. Such programs include Daily Calendar, Sky Viewer, Koyomi Station, "Calendar and Ephemeris", local predictions of Solar Eclipse, Lunar Eclipse, Transit of planet and Lunar Occultation of planet, etc., and they share the same cookie.
Sky Viewer powered by Google Maps stores information of previously set location in cookies. Such information include latitude, longitude, height, local standard time, and address or name.
In addition to your choice of place, Daily Calendar stores choice of twilight, and Sky Viewer stores choices of constellation, ecliptic, the Milky Way, phase, default hour in cookies.
Our top page stores whether to show or hide Daily Calendar and Monthly Calendar in localStorage or cookies. LocalStorage is another scheme for preserving user data locally just like Cookies.
These information do not contain any personal data and these programs still work without cookies. However, we recommend to enable cookies to avoid resetting these choices.
Some browsers like iPhone's Safari [External Site] have capabilities to disable cookies known as "Block All Cookies" or "Private Browsing Mode". You need to change these settings to use cookies.
These cookies are effective for one year.
Services by Google
Google Analytics sets cookies to collect information. We disabled "Advertising Features" and "User-ID Feature", and anonymize IP address before processing.
Other services by Google, such as Google Maps, Google Calendar, and Google Custom Search, may set cookies. For more information on the service provided by Google, please refer to Google's "Privacy & Terms" [External Site] .

Other

SSL (Secure Sockets Layer)
In order to avoid interception or alteration of your input data, you can utilize SSL technology for this website. It is available just by replacing "http" to "https" in the URL.
Inquiry
When you make contact with us, we need your Email address to reply to you. We may also apply your inquiry to correct errors, or to improve our service presently and in future. We will use your Email address and inquiry exclusively for these purposes, and dispose them after the inquiry process is over.