【實用工具app】DSO Planner Plus (Astronomy)|最夯免費app-gigacircle

DSO Planner Plus is an astronomy observation planning tool with excellent star charting capabilities made by active and experienced amateur observers with a passion for visual observations. It has large integrated deep sky objects databases and star catalogs, and provides an opportunity to create any number of user own object databases. The application excels at creating observation plans on the fly, has powerful note taking capabilities, PushTo and GoTo support and night (red) mode.

Consider Pro Edition if you need more stars/PGC objects.

Before installation please make sure that you have at least 490MB of free space on your internal SD card to download application databases! (Note: due to Google Play rules this data cannot be moved to your external SD card - you must have 490MB free on your internal SD card!)

Star catalogs . USNO UCAC4 (full star coverage to 14m, 15.4 mn stars), Tycho-2 (2.5 mn stars), Yale bright star catalog (9 000 stars)

Deep sky catalogs. NgcIc (12 000 objects including Messier, Caldwell and Hershell 400 objects), UGC (13 000 objects), Lynds dark and bright nebula (3 000 objects), Barnard dark nebula (350 objects), PGC (147 000 galaxies to 15.3m)

Double Star catalog. Washington Double Star Catalog (120 000 stars)

Comet support. Orbital elements of around 700 observable comets could be automatically updated via internet

Minor planet support. Database of 10 000 brightest minor planets

Custom catalogs. Unlimited capability to create fully searchable own catalogs

DSS imagery support. Download DSS images of any sky portion into offline cache and overlay it on the star chart

Offline images. Integrated set of images of most NgcIc objects, opportunity to add own images when creating custom catalogs

Nebula contours. Contours of famous nebulae

Object contours. Ellipse in real dimension and orientation

Night mode. Fully red screen with red keyboard and menus

PushTo for dobsonian mounts with setting circles. Level your dobsonian mount and perform one star alignment. The program will automatically recalculate az/alt numbers to easily hunt the object

GoTo for Meade and Celestron controllers with bluetooth dongle

Planning tool. Filter any objects database by observer location, sky condition, astronomical equipment, time range of observation and object features (type, dimension, magnitude, minimal altitude, visibility and other fields of own custom catalogs). Create up to 4 observation lists. Easily track observed and remaining to be observed objects with note taking tool