Hi. Really need help for this following questions. Thanks in advance.

First, what is the difference between S&P 500 and E-Mini S&P 50?

Second, according to the picture above, where to find the details of 1 contract of S&P 500 and how much is the value of 1 contract?

OVERVIEW QUOTES SETTLEMENTS VOLUME & OI TIME & SALES SPECS CALENDAR FUTURES OPTIONS E-MINI S&P 500 FUTURES - CONTRACT SPECS CONTRACT UNIT $50 x S&P 500 Index PRICE QUOTATION U.S. dollars and cents per index point CME Globex: Sunday 6:00 p.m. - Friday - 5:00 p.m. ET (5:00 p.m. - 4:00 p.m. CT) with a daily maintenance period from 5:00 p.m. - 6:00 p.m. ET (4:00 p.m. - 5:00 p.m. CT) BTIC: Sunday - Friday 6:00 p.m. - 4:00 p.m. ET TRADING HOURS TACO: Sunday - Friday 6:00 p.m. - 9:30 a.m. ET. Monday - Friday 11:00 a.m. - 5:00 p.m. ET with a daily maintenance period 5:00 p.m. - 6:00 p.m. ET CME ClearPort: Sunday 6:00 p.m. - Friday 6:45 p.m. ET (Sun 5:00 - Fri 5:45 p.m. CT) with no reporting Monday - Thursday 6:45 p.m. - 7:00 p.m. ET (5:45 p.m. - 6:00 p.m. CT) TACO: Sunday 6:00 p.m. - Monday 9:30 a.m. ET. Monday - Thursday 11:00 a.m. - 5:00 p.m. ET and 6:00 p.m. - 9:30 a.m. ET. Outright: 0.25 index points = $12.50 BTIC: 0.05 index points = $2.50 MINIMUM PRICE FLUCTUATION TACO: 0.05 index points = $2.50 CALENDAR SPREAD 0.05 index points = $2.50 PRODUCT CODE CME Globex: ES CME ClearPort: ES Clearing: ES BTIC: "EST","ESQ" LISTED CONTRACTS Quarterly contracts (Mar, Jun, Sep, Dec) listed for 9 consecutive quarters and 3 additional December contract months. MARGINS OVERVIEW QUOTES SETTLEMENTS VOLUME & OI TIME & SALES SPECS CALENDAR FUTURES OPTIONS E-MINI S&P 500 FUTURES - CONTRACT SPECS CONTRACT UNIT $50 x S&P 500 Index PRICE QUOTATION U.S. dollars and cents per index point CME Globex: Sunday 6:00 p.m. - Friday - 5:00 p.m. ET (5:00 p.m. - 4:00 p.m. CT) with a daily maintenance period from 5:00 p.m. - 6:00 p.m. ET (4:00 p.m. - 5:00 p.m. CT) BTIC: Sunday - Friday 6:00 p.m. - 4:00 p.m. ET TRADING HOURS TACO: Sunday - Friday 6:00 p.m. - 9:30 a.m. ET. Monday - Friday 11:00 a.m. - 5:00 p.m. ET with a daily maintenance period 5:00 p.m. - 6:00 p.m. ET CME ClearPort: Sunday 6:00 p.m. - Friday 6:45 p.m. ET (Sun 5:00 - Fri 5:45 p.m. CT) with no reporting Monday - Thursday 6:45 p.m. - 7:00 p.m. ET (5:45 p.m. - 6:00 p.m. CT) TACO: Sunday 6:00 p.m. - Monday 9:30 a.m. ET. Monday - Thursday 11:00 a.m. - 5:00 p.m. ET and 6:00 p.m. - 9:30 a.m. ET. Outright: 0.25 index points = $12.50 BTIC: 0.05 index points = $2.50 MINIMUM PRICE FLUCTUATION TACO: 0.05 index points = $2.50 CALENDAR SPREAD 0.05 index points = $2.50 PRODUCT CODE CME Globex: ES CME ClearPort: ES Clearing: ES BTIC: "EST","ESQ" LISTED CONTRACTS Quarterly contracts (Mar, Jun, Sep, Dec) listed for 9 consecutive quarters and 3 additional December contract months. MARGINS