Chromosome mapping can be a fun way to track your genetic genealogy process. Essentially, you use the match data for you and your known cousins to assign specific pieces of your DNA to specific ancestors. There are certainly many ways you can approach this yourself.
DNA Painter is a great free online resource for chromosome mapping. To use DNA Painter, you will first need to register:
Once you are registered you can create multiple DNA profiles:
Once you have created a profile, you will see a empty set of chromosomes:
Click on "Paint a New Match" to start painting your chromosome and assigning them to your ancestors:
You will then input your shared chromosome match data:
Click on "Save Match Now" and you can assign these segments to your shared ancestor, indicate if they are a match on your maternal or paternal side, and assign it a color:
DNA Painter will then color code the chromosome graphics to correspond to your ancestors:
Genetic Genealogist Dave Bindon has developed a spreadsheet for this purpose (way to go Dave!). Due to his very generous nature, he has agreed to share it, as well as his instructions, with the genetic genealogy community.
If you would like help with chromosome mapping don't hesitate to schedule a mini consult and we can get you started!