Dedryck Boyata was caught ball-watching as Sven Ulreich launched the ball forward, and Kingsley Coman, who had already look a threat, capitalised.
Celtic battled in the second half, with Rogic coming on in the 64th minute.
"They were poor goals", he said.
Atleti replied shortly after halftime with a goal from Ghanaian International Thomas Partey who leveled the scores and ensured that the spoils were shared.
All hail Kieran Tierney Standout: Tierney impressed again.
Tierney could quickly grab a starting berth if he moves to the Theatre of Dreams, with United suffering mediocrity at left-back. In fact, he called him "outstanding". The renewed contract has certainly ensured that he shall be contributing to the club's rich history for quite a long time.
"I've also got the right people around me to keep me grounded and it's a big credit to them". Indeed, rarely in recent times can a Scottish quartet have looked the equal of a European superpower as did Callum McGregor, Stuart Armstrong, James Forrest and Scott Brown for long spells.
Representatives from Tottenham, Liverpool and Arsenal were all spectating from the sidelines at Celtic Park. Celtic had 11 attempts to Bayern's nine while both had four on target. He also made 87 passes with 89.7% passing accuracy. Playing in a Champions League win is not one of them.
PSG storming their way to trophy?
The German club, which has now won six straight matches since the return of Jupp Heynckes as manager, is guaranteed a top-two finish alongside Paris Saint-Germain.
No other side even comes close in terms of form.
But United are in pole position to sign the pair, according to The Mirror.
"It's brilliant to be believed in", Tierney told Celtic TV.
The Bundesliga leaders were struggling and, in the 15th minute, Moussa Dembele outpaced Rafinha but dragged his left-footed drive wide.