News and notes before the first-place Mets take on the Braves in a day-night doubleheader at Shea Stadium: — This will be the Mets’ sixth doubleheader of the season. They have been swept once (by Atlanta) and split the other four.

— Carlos Beltran has six homers, 19 RBIs and 18 runs scored in his past 15 games.

— The Mets are the only team in baseball with three 100-RBI hitters: Beltran, Carlos Delgado and David Wright.

— Delgado is hitting .304 with 24 homers and 69 RBIs since June 27. The 24 homers are tied for the most in baseball over that span.

— The Mets activated catcher Ramon Castro from the DL on Friday.

— Jose Reyes is third in the majors with 184 hits. Boston’s Dustin Pedroia (197) and Seattle’s Ichiro Suzuki (192) are ahead of him.

— The Mets will face two left-handers today. They are 18-8 at home and 31-17 overall against lefty starters this season.

— Wright is hitting just .247 with runners in scoring position this season (43-for-174).

— Jo-Jo Reyes, the Braves’ Game 2 starter, has lost his past six decisions. Atlanta also has lost each of his past 10 starts.

— Met pitchers have a 5.47 ERA in 12 games against the Braves this season.