We continue tracking 2010 WC9 leading up to it's close approach tomorrow at a distance of 203,000 km#SpotTheAsteroid@AsteroidDay @NEOShieldTeam @CloseApproaches @AsteroidTracker @AstronomyFM @AstronomyNow @BBCStargazing @exploreplanets @neiltyson @ProfBrianCox @earthskyscience pic.twitter.com/FKhzi25C9e

— Northolt Branch Obs (@NBObservatories) May 14, 2018