Just after the engine is started, a bit in memory, called "LETABORT", is set within a very short time of 0.2 second
![Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble](https://ih1.redbubble.net/image.3509100991.7676/sss,small,product,750x1000.jpg)
Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble
![telemetry - What did "verb 50 - noun 90" mean during Apollo 11 powered descent? (1202 alarm) - Space Exploration Stack Exchange telemetry - What did "verb 50 - noun 90" mean during Apollo 11 powered descent? (1202 alarm) - Space Exploration Stack Exchange](https://i.stack.imgur.com/6D4NZ.png)
telemetry - What did "verb 50 - noun 90" mean during Apollo 11 powered descent? (1202 alarm) - Space Exploration Stack Exchange
![DutchSpace on X: "Interesting Jack Garman's LM error code "cheat sheet" # Apollo11 used for the famous 1202 program alarm during descent http://t.co/xizAWNnZOn" / X DutchSpace on X: "Interesting Jack Garman's LM error code "cheat sheet" # Apollo11 used for the famous 1202 program alarm during descent http://t.co/xizAWNnZOn" / X](https://pbs.twimg.com/media/CLCTin2W8AAzA4Z.jpg)
DutchSpace on X: "Interesting Jack Garman's LM error code "cheat sheet" # Apollo11 used for the famous 1202 program alarm during descent http://t.co/xizAWNnZOn" / X
![Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble](https://ih1.redbubble.net/image.3509100991.7676/bg,f8f8f8-flat,750x,075,f-pad,750x1000,f8f8f8.jpg)
Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble
![Yesterbits on X: "Lot of easter eggs and cameos in Picard S02E05 and I'm only 15 minutes in and don't even know their universe that well. Anyway, the 1202 alarm is surely Yesterbits on X: "Lot of easter eggs and cameos in Picard S02E05 and I'm only 15 minutes in and don't even know their universe that well. Anyway, the 1202 alarm is surely](https://pbs.twimg.com/media/FPWwiSMXoAMyn2n.jpg)
Yesterbits on X: "Lot of easter eggs and cameos in Picard S02E05 and I'm only 15 minutes in and don't even know their universe that well. Anyway, the 1202 alarm is surely
![art on X: "#OTD in 1969 #Apollo11 had some troubles before the #MoonLanding. #NeilArmstrong: "Program Alarm. 1202. Give us a reading on the 1202 Alarm." #CharlieDuke: "Roger... We're GO on that alarm." art on X: "#OTD in 1969 #Apollo11 had some troubles before the #MoonLanding. #NeilArmstrong: "Program Alarm. 1202. Give us a reading on the 1202 Alarm." #CharlieDuke: "Roger... We're GO on that alarm."](https://pbs.twimg.com/tweet_video_thumb/EdYtaBTWoAIwSFt.jpg)
art on X: "#OTD in 1969 #Apollo11 had some troubles before the #MoonLanding. #NeilArmstrong: "Program Alarm. 1202. Give us a reading on the 1202 Alarm." #CharlieDuke: "Roger... We're GO on that alarm."
![Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble Sticker for Sale mit "1202 ALARM Apollo 11 Mondlandung am 20. Juli 1969 um 20:17 UTC" von Kyle White | Redbubble](https://ih0.redbubble.net/image.3509100885.7676/raf,360x360,075,t,fafafa:ca443f4786.jpg)