Hashtag analytics are crucial, to begin with, as the size of your audience increases, it enables them to measure the impact of their implemented strategies in real-time as well as previous. Depending on the performance metrics, marketers and brands can improvise their marketing approaches in real-time. 

Let's see some important hashtag analytics that you should track and monitor :-

1. Popular and trending hashtag
2. Reach and impression of a hashtag
3. Engagement rate 
4. Users and active influencers who used that hashtag
5. Real-time and historical data of competitors

You will need more specialized tools like Trackmyhashtag that can extract more insights and help make effective marketing decisions.
Visit : https://www.trackmyhashtag.com/blog/hashtag-analytics-beginners-guide/