Is That A Roosevelt Island Christmas Tree Reflected In Lights On East River Near Octagon Building? Or What?

According to the Roosevelt Island Twitterverse:

There’s that underwater ChristmasTree again! … #EastRiver #RooseveltIsland #FDR /79th … #LGA tower upper left pic.twitter.com/vqZp5YY3GH

Rock and Rhone (@RockandRhone) December 20, 2015