The San Diego Padres (44-45) and the Arizona Diamondbacks (44-45) meet on Tuesday to begin a four-game series, with the first pitch at 9:40 p.m. ET at Petco Park. San Diego has not named a starter while Arizona is expected to start Zac Gallen.

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Padres vs. Diamondbacks betting lines

• Favorite: Padres (-131)
• Underdog: Diamondbacks (+107)
• Over/under: 8.5

Padres betting info, hitting leaders, & pitching

Padres betting info

• The Padres have won 18 of the 33 games they were listed as the moneyline favorite this season (54.5%).
• When playing as moneyline favorites with odds of -131 or shorter, San Diego has gone 13-9 (59.1%).
• The Padres have a 56.7% chance to win this game based on the moneyline’s implied probability.
• In the 89 games in which bookmakers have set an over/under for San Diego, it has combined with opponents to go over the total 39 times (39-48-2).
• The Padres have a 48-41-0 record against the spread this season.

Padres hitting info

• Manny Machado paces the Padres with 18 home runs and 51 runs batted in.
• Machado ranks 27th in homers and 34th in RBI among all hitters in MLB play.
• Fernando Tatis Jr. has a club-best .284 batting average.
• Tatis ranks 219th in homers and 127th in RBI among MLB hitters this season.
• Tatis has safely hit in two straight games. During his last five outings he is hitting .286 with three doubles, two walks and an RBI.
• Gavin Sheets is batting .236 with 15 doubles, 14 home runs and 31 walks.
• Sheets brings a six-game hitting streak into this game. In his last 10 outings he is hitting .323 with two doubles, two home runs, four walks and six RBIs.
• Xander Bogaerts is hitting .231 with seven doubles, eight home runs and 37 walks.

Padres pitching rankings

• The Padres pitching staff ranks 19th in the majors with a collective 8.3 strikeouts per nine innings.
• San Diego has the 14th-ranked team ERA among all MLB pitching staffs (4.22).
• The Padres have the 20th-ranked WHIP in MLB (1.344).
• The Padres surrender the ninth-fewest home runs in baseball (96 total, 1.1 per game).
• In its 5-2 win last time out, San Diego struck out 10 Dodgers batters while allowing four hits.

Diamondbacks betting info, hitting leaders, & pitching

Diamondbacks betting info

• The Diamondbacks have entered the game as underdogs 49 times this season and won 19, or 38.8%, of those games.
• Arizona has a record of 13-22, a 37.1% win rate, when it’s set as an underdog of +107 or more by bookmakers this season.
• The oddsmakers’ moneyline implies a 48.3% chance of a victory for the Diamondbacks.
• Games involving Arizona have gone over the total set by sportsbooks in 38 of 89 chances this season.
• In 89 games with a spread this season, the Diamondbacks are 48-41-0 ATS.

Diamondbacks hitting info

• Ketel Marte leads Arizona in batting average (.267), home runs (17) and runs batted in (54) this season.
• Among all batters in MLB, Marte ranks 30th in homers and 26th in RBI.
• Corbin Carroll has 85 hits and an OBP of .356 to go with a slugging percentage of .506 this season.
• Carroll currently ranks 64th in homers and 58th in RBI in the big leagues.
• Geraldo Perdomo is slashing .243/.353/.355 this season for the Diamondbacks.
• Ildemaro Vargas has collected 68 hits this season and has an OBP of .305. He’s slugging .402 on the year.

Diamondbacks pitching rankings

• The Diamondbacks average just 8.3 strikeouts per nine innings as a pitching staff, worst in the big leagues.
• Arizona pitchers have a combined ERA of 4.29 ERA this year, which ranks 19th in MLB.
• The Diamondbacks have a combined WHIP of 1.291 as a pitching staff, which ranks 13th in MLB.
• With 110 homers allowed, the Diamondbacks rank 22nd in the league at preventing long balls.
• Last time out, Arizona fell to the Brewers 3-2. Its pitchers compiled five strikeouts and seven hits allowed.