We are pleased to announce the release of AIP4Win version 2.4.0.

Here is how to go about installing this new version

Before you can install v2.4.0, you must un-install your old version of AIP4Win. To remove the old version use the Windows "Add and Remove Programs" utility on the Control Panel. Your current settings from the old version will be retained in the Windows Registry and loaded into v2.4.0.
To install this update, download the release package (16383 KB):
Click here for dowload from Site #1 AIP4WinV2.4.0.zip
Click here for dowload from Site #2 AIP4WinV2.4.0.zip
Place the install package (AIP4WinV2.4.0.zip) on your computer's desktop.
Un-Zip tAIP4WinV2.4.0.zip and place the extracted file (AIP4WinV2.4.0.EXE) on your computer's desktop. Do not attempt to install the program directly from within the ZIP file.
Run the install package by double-clicking on AIP4WinV2.4.0.EXE.
Follow the on-screen instructions to complete installation.
If you have already registered, you will not be required to re-register AIP4Win v2.4.0.

If you experience download problems read this.

AIP4Win v2.4.0 is more powerful and more science-ready than ever before:

Magnitude Measurement Tool (MMT) enhancements for stellar photometry.

Opens, calibrates, and runs photometry for time-sequence photometry.
Supports interleaved multi-filter (BVRI and Sloan) photometry.
Direct generation of AAVSO Extended and CBA format reports.
Raw photometry, instrumental magnitude, and data-dump formats.
Improved guide-star tracking for long time-sequence datasets.

New Magnitude Extraction Tool (MXT) for stellar photometry.

Opens, calibrates, and runs photometry automatically.
Extracts magnitude data for every star for any number of images.
Optimized for variable star and exoplanet searches.
Extracts filtered magnitude data for color-magnitude diagrams.

Support for Citizen Science photometry with DSLR cameras.

On opening, convert raw to green-channel grayscale images.
Automatic dark-frame and flat-fielding in photometry.
Output compatible with Citizen Science spreadsheets.

Series Analysis Tool: Measure image statistics and image quality.

Measures sets of hundreds of images automatically.
Provides analysis of sub-exposures and time-sequence data.
Provides listing of whole-image stats (min, max, mean, median, etc.)
Tracks single pixel values for cold-pixel/hot-pixel diagnostics.
Tracks star FWHM, PeakPV, roundness, etc. to assess image quality.
Automatically ranks image quality in 5 levels (---, -, 0, +, +++).

Opens raw images from recent-model DSLR cameras.

Opens raw images from more DSLR cameras.
Click here for a list of cameras that have raw file support.
Automatic de-Bayerization when stacking images.
Greater range of de-Bayerization options.

Improved processing for Bayer-array camera images.

Supports 16-bit raw Bayer-array images in FITS format.
Automatic de-Bayerization when stacking images.
Greater range of de-Bayerization options.

Numerous changes and improvements to many processes.
Reproducible software bugs reported by users are corrected.

Errata and Tutorial Updates for 2nd Edition
Click here for Errata to First Printing (July 2005).
Click here for Errata to Second Printing (April 2006)
Click here for Errata to Third Printing (2009)
Click here for updated Astrometry Tutorial (for 1st Printing owners)
Click here for updated Color Tutorial (for 1st Printing owners)

Download the Final Update to the old AIP4Win - Version 1
AIP4WINV1.4.25.zip
Last updated 11/27/2003
1.59M Bytes

If you experience download problems read this.

What to do after you have downloaded this file:
You simply unzip the downloaded file (using a standard utility such as WinZip)
and then replace the original AIP4WIN files with these new files. The program is
stored in the C:\Program Files\AIP for Windows directory. This new version
fixes a number of reported problems, adds several new features, and includes
an updated help file.

AIP4Win2.0 On-line Registration