Here’s an asset protection chart from 2013 and article for you to get an idea
http://www.thecollegesolution.com/why-college-savings-usually-wont-hurt-financial-aid-chances/
If the older parent is 45 that is a protected amount of 36k, after that about 5 pct of asset go to the formula. I wouldn’t delay filing if this affect you in only a small way.