@anon88958444 - so your ELO rating increased by 50 in the current contest.
Your display rating will converge to your ELO rating in the next 4 - 5 contests - currently your display rating is higher than ELO → hence the increase in display rating was marginal.
You can read more about the ELO MMR ratings system in the thread - Elo-MMR ratings go live on CodeChef!
Display elo_rating
1519 1248
1562 1403
1559 1443
1525 1437
1524 1447
1590 1495
1536 1502
1670 1552
1609 1534
1667 1565
1669 1564
1698 1569
1695 1569
1801 1599
1526 1327
1507 1368
1516 1418