Sorry, slow on the respond… That’s basically what I use as well. I also have a few other’s for other files and most popular MT posts to redirect to the new locations and one to just redirect to the main page.
RewriteEngine On
RewriteBase /
RewriteRule ^archives/category/(.*)/(feed|rdf|rss|rss2|atom)/?$ /wp-feed.php?category_name=$1&feed=$2 [QSA]
RewriteRule ^archives/category/?(.*) /index.php?category_name=$1 [QSA]
RewriteRule ^archives/author/(.*)/(feed|rdf|rss|rss2|atom)/?$ /wp-feed.php?author_name=$1&feed=$2 [QSA]
RewriteRule ^archives/author/?(.*) /index.php?author_name=$1 [QSA]
RewriteRule ^archives/([0-9]{4})?/?([0-9]{1,2})?/?([0-9]{1,2})?/?([0-9]+)?/?([0-9]+)?/?$ /index.php?year=$1&monthnum=$2&day=$3&p=$4&page=$5 [QSA]
RewriteRule ^archives/([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([0-9]+)/(feed|rdf|rss|rss2|atom)/?$ /wp-feed.php?year=$1&monthnum=$2&day=$3&p=$4&feed=$5 [QSA]
RewriteRule ^archives/([0-9]{4})/([0-9]{1,2})/([0-9]{1,2})/([0-9]+)/trackback/?$ /wp-trackback.php?year=$1&monthnum=$2&day=$3&p=$4 [QSA]
RewriteRule ^feed/?([_0-9a-z-]+)?/?$ /wp-feed.php?feed=$1 [QSA]
RewriteRule ^comments/feed/?([_0-9a-z-]+)?/?$ /wp-feed.php?feed=$1&withcomments=1 [QSA]
RewriteRule ^stats/author/(.*)?/page/?(.*)?/?$ /index.php?wp_stats=1&author=$1&page=$2 [QSA]
RewriteRule ^stats/author/?(.*) /index.php?wp_stats=1&author=$1 [QSA]
RewriteRule ^stats/ /index.php?wp_stats=1 [QSA]
RewriteRule ^stats /index.php?wp_stats=1 [QSA]
RewriteRule ^archives/000259.html /archives/2002/09/14/378/ [QSA]
RewriteRule ^index.xml /feed/rss2/ [QSA]
RewriteRule ^mt/ / [QSA]
RewriteRule ^resume.shtml /archives/category/personal/resume/ [QSA]
RewriteRule ^archives/?(.*).html / [QSA]
RewriteRule ^cgi-bin/mt/mt-comments.cgi https://www.fbi.gov/ [QSA]
The last one is my favorite… I got sick of the script kiddies spaming my comments on MT so I just redirected them to a fun little place.