Stellarium 0.20.3

What's new in this version:

Added:
- sorting for Bookmark dialog
- B pass band for compute photometric values of nebulae
- missing QPushButton:checked style matching ‘pressed’
- show standard magnitude and RCS info for satellites in the GUI of Satellites plugin
- new filters for satellites
- GUI buttons to define object information font color at daylight and for overwrite mode
- 2 new columns for AstroCalc/Positions tool (Elevation and Elongation)
- editable keyboard shortcut for buttons in AstroCalc tools
- allowance to loading bookmark without date/location change
- new initial time steps in AstroCalc/Phenomena tool
- option to use on the screen star designations only
- option in the GUI to define color of text in Equation of Time plugin
- new button into Shortcut Editor and added new tool to restoring defaults
- action to restart trails
- “current vertical” line
- support custom time steps for ephemeris in AstroCalc/Ephemeris tool
- ability to show several objects’ ephemerides in AstroCalc/Ephemeris tool
- using texture for satellite, when he crossing of the Moon or the Sun
- automatic saving changes of satellites properties in Satellites plugin
- instructions for building Stellarium from source code
- new groups of satellites: all new groups of satellites based on their orbital properties
- info about altitude classifications for geocentric orbits in Satellites plugin
- pixel grid for sensors to Ocular plugin
- keyboard shortcut for toggle focuser overlay to Oculars plugin
- keyboard shortcuts to toggle sensor crop overlay to Oculars plugin
- keyboard shortcuts to toggle sensor pixel grid to Oculars plugin
- show a binning info for CCD to Oculars GUI Panel
- option into GUI to toggle drawing halo around the Moon
- keep selection of ephemeris item when coordinate system is changed in AstroCalc/Ephemeris tool
- keyboard handling in additional to mouse selection for visualization of selected marker in AstroCalc/Ephemeris tool
- new way to select ocular elements to Oculars plugin: You can now switch between various ocular elements through double-click on the items (eyepieces/lenses/telescopes/sensors) in the main menu of the Oculars plugin
- small improvement for sensor view mode to Oculars plugin: the cross in the center was modify: it rotating by 45° now and has a permanent size in 10 px
- small improvement for sensor view mode to Oculars plugin: the text about the crop size now may be marked by [*] for 2 reasons: the crop size is larger than sensor size or when crop size is not multiple of binning
- fix for better handling of comet orbit visualisation
- planet name for nomenclature item as context data: better in search dialog and makes unique strings
- new names for planetary features
- tool to remember last entered objects in Search tool
- enforce updates for Lists in Search tool to get an variable parts of list
- star names for Western (O. Hlad) sky culture
- key binding for toggle visibility of groups of satellites
- new categories for AstroCalc/WUT tool
- new category for AstroCalc/Positions tool
- methods to search DSO when they have coordinates in disabled catalogs (esp. for the Bookmark tool and some AstroCalc tools)
- CLI option to start Stellarium in scaling GUI mode
- new group of objects “Solar system bodies: minor bodies” to predict opposition of asteroids into AstroCalc/Phenomena tool
- note to S&T sky culture
- including name of a bookmarked Marker object for highlights
- including designation of a bookmarked object without common name for highlights
- support of new type of labels (labelEquatorial) for scripting engine
- 3 new groups of satellites
- tool to disable an inherited options in Oculars plugin
- tool to define value of transparency of the semi-transparent mask in eyepiece mode in Oculars plugin
- buttons to define special colors for satellites in Satellites plugin
- International Designator info into the GUI of Satellites plugin
- epoch of the TLE info into GUI of Satellites plugin
- tooltips for both identifiers of satellites (Satellites plugin)
- full names of groups as tooltips for wrapped names of groups (Satellites plugin)
- a confirmation dialog for “Restore defaults” buttons

Fixed:
- nutation and, with it, season beginning times
- behaviour of AstroCalc/WUT tool
- list of locations: remove duplicates of observatories
- possible error in calculating the Contrast Index of nebulae
- activity of button to switch in sources tab of Satellites plugin
- small GUI issue when satellite tracking is enabled
- crash for landscapes with added polygon
- drawing satellite orbits
- buttons background in Solar System Editor plugin
- documents for enabling custom HiPS
- display date format in main GUI
- automatic setting of size for columns in shortcuts editor
- trails related properties in SolarSystem
- spurious recreation of trails
- fade out for trails
- behaviour of GUI options for planetary orbits and trails
- changes in trails when time stopped
- main GUI issue
- AstroCalc GUI issue
- few tooltips
- few translatable lines in the standard GUI
- remember customized object informations settings
- translation special groups after change the language in Satellites plugin
- size of buttons in the GUI of the Satellites plugin
- availability of “Remove satellites” button in the GUI of the Satellites plugin
- linguistic issue in the GUI of main application and plugins
- switch to native planet names when skyculture is changed in AstroCalc tools
- keyboard jumps for GUI of the Oculars plugin
- saving properties of Special Markers
- errors in DSO catalog (SNR G subsystem
- calculation an approximate visual magnitude for Starlink DarkSat
- find an initial step for AstroCalc/Phenomena tool
- handling of keyboard shortcuts: saving an empty keyboard shortcuts allow to stay primary and alternative shortcuts as they was defined by user
- translation of key binding description for “Field of View” feature when language is changed
- saving keyboard shortcuts
- rounding issue
- security issue in RemoteControl plugin
- load of location from landscape at startup
- the Reticulum system object designation
- restore scaling for minor bodies in Oculars plugin
- GUI behaviour for AstroCalc tool
- misprints and typos in Chinese sky cultures
- issue an including regions (or DSO without designations) as bookmarks
- parser of COSPAR ID data (International Designator) in Satellites plugin
- apply transit color for satellites in the iconic mode
- star magnitude limits in Oculars plugin: better handling of auto-computed or manually set limiting magnitudes

Changed:
 default value for flag “displayed” of satellites
- limits of properties for orbital lines of satellites
- button labels in Bookmarks tool
- trails behaviour: don’t reset trails when just adapting thickness
- trails behaviour: disable trails for “observer” planets
- trails behaviour: handle removal of trails with time moving backwards
- trails behaviour: reset trails when time jumps too far
- limits for focal length of eyepices and magnification of binoculars
- upper limit for angular filter of DSO
- GUI for manage sources of TLE in the Satellites plugin
- behaviour: re-enabled scrolling to newly added locations
- behaviour: disabled button to toggle crosshairs for eyepieces with permanent crosshairs
- upper limit for FOV markers (special + Telrad/Oculars): the limits was increased up to 28 degrees for circular/Telrad FOV and up to 180 degrees for rectangular FOV
- the priority level of drawing for Observability Analysis plugin
- modeling Starlink magnitudes: calculation of approx. visual magnitude for Starlink satellites based on Anthony Mallama’s paper
- text of warning for mismatch of version of DSO catalog: improved an error message for the user
- behaviour of dialog rendering: disable dialog render cache
- behaviour of polygonal landscapes: get rid of a configuration flag
- limits for allow separation input field (up to 20 degrees) in AstroCalc/Phenomena tool
- initial time steps for some type of objects in AstroCalc/Phenomena tool
- selection of celestial bodies behaviour for oppositions in AstroCalc/Phenomena tool
- behaviour of Telescope Control plugin: re-enabled the option to autoconnect ASCOM-based mounts
- behaviour of Oculars plugin: the input box to define the scale factor of arrows was changed to use percentage
- distance between buttons “Restore defaults” and “Save settings” in the GUI of plugins

Updated:
- minimum required Qt version to 5.7.0
- Indian Vedic sky culture: Nakshatras and Rashis as stars, asterisms and constellations
- URL of main website to use HTTPS
- tool to check version of satellites.json file (reducing a number of upgrading the file)
- code for search stars by designations (code refactoring)
- HiPS tool: switched to retrieve of HiPS properties from MocServer
- code: solve a few casting warnings
- code: sanitize type mismatches
- code: removed obsolete QSignalMapper
- GUI of the Satellites plugin
- list of contributors of Oculars plugin
- Milky Way texture: deleted Spica’s glow
- translations (GH: #1210, #1211)
- the technical notes to the Satellites plugin
- translations of landscapes description
- translations of sky cultures description
- 3D scenery: increase brightness of Sterngarten model materials
- default list of satellites
- three DSO textures
- GUI for updating data for Meteor showers plugin
- GUI for updating data for Historical supernovae plugin
- GUI for updating data for Bright novae plugin
- GUI for updating data for Pulsars plugin
- GUI for updating data for Quasars plugin
- GUI for updating data for Satellites plugin
- GUI for updating data for Exoplanets plugin

Removed:
- the observers from calculations in AstroCalc/Phenomena tool
- limits for declination of objects in AstroCalc/Phenomena tool
- sort rules from AstroCalc/WUT tool
- unused pixel size in Oculars plugin
- unused data and code (code refactoring)
- orbit_visualisation_period parameter for comets in Solar System Editor plugin
- “Save changes” button from the GUI of the Satellites plugin
- the step “remove data from previous installation” from Windows installer
- outdated documents
- outdated code