1.18.0 2023-01-15:Improved timezone selector. Fixed Calendar view text for Edge and similar browsers. Asteroid/comet updates.

1.17.0 2022-11-06: Major update with:

• Search for locally-visible lunar and solar eclipses, with display of local eclipse circumstances.
• Improved accuracy of lunar eclipse drawing and timing.
• New option to restore the last-used time, location, and view.
• Last selected event navigation option is retained.

1.16.2 2022-09-25:GRS update, asteroid/comet updates, dependency updates.

1.16.1 2022-07-20: Fixed possible copy-to-clipboard bug for latitude/longitude. Updated/replaced/removed a number of expired web links in this site’s documentation.

1.16.0 2022-07-17: Map option for timezone overlay.

1.15.4 2022-07-07: Fix bug filling in timezone selector with initial timezone.

1.15.3 2022-06-28: Search improvements. Updated asteroid/comet data.

1.15.2 2022-06-17: Graphics improvements.

1.15.1 2022-06-05: Minor adjustments for use of new back-end API.

1.15.0 2022-05-28: Greatly improved rendering of Moon, using WebGL and displaying effects of libration. Browser compatibility checking.

1.14.8 2022-05-14: Fixed bug in drawing lunar eclipse shadows on high pixel density displays. (I definitely need more user feedback! This bug must have existed since 2018-08-13.)

1.14.7 2022-04-30: Fixed iOS keyboard input bug caused by iOS update.

1.14.6 2022-01-15: Added an option to change the first day of the week for calendars from the locale default day. Updated star catalog.

1.14.5 2021-12-20: Fixed restoration of previous user settings. General updates for timezones, GRS, asteroid/comet data.

1.14.4 2021-10-03: Update for iOS 15 issues. Update GRS data.

1.14.3 2021-07-31: Minor style improvements for new time/angle entry widgets.

1.14.2 2021-07-28: Fix other background color issues for iOS Safari.

1.14.1 2021-07-27: Fix floating clock background for iOS Safari.

1.14.0 2021-07-27: Major update with:

• Larger input clock with both ISO-8601 and localized date/time formats.
• Larger dropdown calendar for date selection, with moon phases.
• Optional large floating clock for easier date/time entry on mobile devices.
• Optional seconds precision for clock, most useful for close examination of eclipse timing.
• Choice of degrees/minutes or decimal degrees for latitude/longitude input.
• Improved usability on mobile devices. (Alas, this is still a more desktop-oriented app.)
• More information provided in Time view.

1.13.1 2021-06-30: GRS update, dropped support for older web browser which don’t support at least ES6 JavaScript.

1.13.0 2021-06-05: Asteroid/comet updates, dependency updates.

1.12.4 2021-05-05: Update dependencies.

1.12.3 2021-04-25: Fix Safari compatibility issue.

1.12.2 2021-04-20: Fix spurious view dragging. Dependency updates, updated GRS.

1.12.1 2021-03-01: Fix dropdown calendar formatting on Safari.

1.12.0 2021-02-23: Add UTC-offset option for timezone selection. Fix side panel help links.

1.11.0 2021-02-21: Updated timezones to 2021a. Improved drop-down calendar. Updated delta-T, GRS, and provided long-overdue asteroid and comet updates too.

1.10.2 2020-10-13: Updated timezones to 2020b.

1.10.1 2020-08-01: Fix atlas bug.

1.10.0 2020-07-21: Updated delta-T, GRS, asteroids, and comets. Updated timezones to 2020a.

1.9.0 2019-10-24: Updated GRS, asteroids, and comets. Updated timezones to 2019c. Made Orbit View rotation persistent.

1.8.4, 2019-07-11: Fixed incorrect display of Local Mean Time in Time panel.

1.8.3, 2019-07-10: Updated optional iOS native date/time input method.

1.8.2, 2019-07-10: Minor change to accommodate geographic search ratings higher than 9.

1.8.0, 1.8.1, 2019-07-07: Added option (off by default) to use native iOS or Android touch interface for date/time input. Updated timezone database to 2019b.

1.7.3, 2019-06-16: Minor Google Maps updates.

1.7.2, 2019-06-12: Updated access to Google Maps. Regained ability to support Internet Explorer 11 and other ES5-level web browsers.

1.7.1, 2019-06-12: Fixed broken support for Edge web browser. Fixed touch interface access to clock, latitude, and longitude.

1.7.0, 2019-06-09: Updated to use Angular 8, and to use ES6 (ES2015) for up-to-date web browsers. Internet Explorer and other older browsers are no longer supported.

1.6.0, 2019-06-08: Various behind-the-scenes updates.

1.5.0, 2019-04-18: Updated GRS data and UTC conversion, made changes needed for full functionality via HTTPS.

1.4.14, 2018-08-14: Added quick drawing mode for Orbits view. Added speed metrics.

1.4.13, 2018-08-13: Increased graphics resolution for high resolution displays. Added quick, lower-resolution drawing mode for slow devices. Added three-finger gesture for escaping "zoom traps".

1.4.12, 2018-08-09: Fixed bug where Table view could be left blank until options changed.

1.4.11, 2018-08-08: Improved adaptation to different screen and window sizes.

1.4.10, 2018-08-06: Added touch zoom to Orbits and Moons/GRS views. Improved mobile keyboard input.

1.4.9, 2018-08-04: Fixed ecliptic and celestial grid lines sometimes being too faint. Improved consistency of font for astronomical symbols. Fixed confirmation dialog for Save dialog.

1.4.8, 2018-07-30: Fixed problems with one keyboard's too-rapid autorepeat.

1.4.7, 2018-07-30: Made pointing with a tablet pen work. Cleaned up console errors.

1.4.6, 2018-07-29: Early steps at making SVC more mobile tablet-friendly. Improved info marquee.

1.4.5, 2018-06-20: Internal code changes.

1.4.4, 2018-05-12: Updated timezone database to 2018e, updated GRS, reduced "shudder" that could occur when initially selecting a previously unseen tab panel.

1.4.3, 2018-03-25: Updated timezone database to 2018d.

1.4.2, 2018-03-22: Updated atlas search dialog, improved layout, focus, and formatting of other dialogs.

1.4.1, 2018-02-28: Restored support for Internet Explorer.

1.4.0, 2018-02-26: Added full-screen mode.

1.3.15, 2018-02-21: Fixed formatting of timezone description in atlas dialog.

1.3.14, 2018-02-21: Minor bug fixes, code update.

1.3.13, 2018-02-12: Fixed bug in display of Jupiter and the Great Red Spot in the Moons view.

1.3.12, 2018-02-06: Mostly internal code changes, with one minor cosmetic update and a new link added to the GitHub code repository.

1.3.11, 2018-02-02: Fixed bug where location could be saved with blank name, and the list of saved locations was not updated for deleted items.

1.3.10, 2018-01-30: Fixed problems related to days that have two midnights. (This can occur when clocks are turned back to midnight.)

1.3.9, 2018-01-23: Updated timezone data to version 2018c, extended to the year 2500, kept Europe/Dublin timezone from 2018b.

1.3.8, 2018-01-21: Updated timezone data to version 2018b, extended to 2050, added handing for negative/winter Daylight Saving Time, eliminated "calendar rollbacks" from timezone data. Updated delta-T and GRS longitude.

1.3.7, 2018-01-06: Extended timezone data to 2037.

1.3.6, 2018-01-01: Made some adjustments to historical timezone support.

1.3.5, 2017-12-31: Added preliminary version of Table view. Improved timezone support.

1.3.0, 2017-11-28: Added printing support.

1.2.2, 2017-11-11: Updated to use Angular 5.0.

1.2.1, 2017-10-29: Fixed Edge/Internet Explorer Calendar layout issues.

1.2.0, 2017-10-29: Added daily moon phase and daily daylight duration to Calendar view.

1.1.2, 2017-10-24: Fixed text overflow in atlas dialog and Firefox layout of atlas dialog.

1.1.1, 2017-10-21: Fixed flickering marquee in Firefox (and related performance issue).

1.1.0, 2017-10-16: Added asteroids and comets.

1.0.4, 2017-07-30: Added Milky Way display to Sky view.

1.0.3, 2017-07-29: Added anaglyph 3-D option for Orbits view. Sky view's facing display now matches azimuth style preference setting.

1.0.2, 2017-07-23: Faster client-side event finder. "Growl"-style event messages. Full event functionality for OS timezone.

1.0.1, 2017-07-15: Fixed bug with OS and Local Mean Time timezones.

1.0.0, 2017-07-14: First release.