Found 2 exchanges where Monero is traded for ETH. According to the data on 9 August the most optimal price to exchange XMR for ETH is Ξ0.198 for 1 Monero. This rate is fixed at KuCoin at the maximum trading volume of the pair XMR/ETH - 634 ETH.
The maximum daily trading volume is observed in the XMR/USDT trading pair at KuCoin and reaches Ξ 22,997.7 (4.42% of the exchange's total trading volumes) at the price Ξ 0.199 per 1 XMR.
The minimum price to buy XMR for ETH is 0.191 - on the exchange Byte Exchange.
The maximum price to buy XMR/ETH is 0.198 - on the exchange KuCoin.