What caused the 1202 alarm on Apollo 11?

In the case of the 1202 error on the Eagle, what prompted the error was (in simple terms) a faulty radar unit that was essentially bombarding the onboard computer in such a manner that the computer kept getting handed task after task, though the flooding tasks weren't truly needed to be undertaken.
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What was the significance of the 1202 alarm on Apollo 11?

On Apollo 11, each time a 1201 or 1202 alarm appeared, the computer rebooted, restarted the important stuff, like steering the descent engine and running the DSKY to let the crew know what was going on, but did not restart all the erroneously-scheduled rendezvous radar jobs.
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What caused the 1201 alarm on Apollo 11?

Eventually the Executive found that there was no place to put new programs. This triggered the 1201 alarm signaling “Executive Overflow — No Core Sets” and the 1202 alarm signaling “Executive Overflow — No VAC Areas.” These in turn triggered a software reboot.
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What caused the master alarm to go off in Apollo 13?

The Apollo 13 malfunction was caused by an explosion and rupture of oxygen tank no. 2 in the service module. The explosion ruptured a line or damaged a valve in the no. 1 oxygen tank, causing it to lose oxygen rapidly.
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How did Apollo 11 almost crash?

Lunar Module pilot Buzz Aldrin on the spaceflight Apollo 11 in July 1969. “The broken switch had snapped off from the engine-arm circuit breaker, the one vital breaker needed to send electrical power to the ascent engine that would lift Neil and me off the moon,” he writes.
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Apollo 11's "1202 Alarm" Explained



What happened Buzz Aldrin?

Aldrin retired from the National Aeronautics and Space Administration in 1971 to become commandant of the Aerospace Research Pilot School at Edwards Air Force Base in California. In March 1972 he retired from the air force to enter private business.
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Did Apollo 13 take 4 minutes?

According to the mission log maintained by Gene Kranz, the Apollo 13 re-entry blackout lasted around 6 minutes, beginning at 142:39 and ending at 142:45, and was 1 minute 27 seconds longer than had been predicted. Communications blackouts for re-entry are not solely confined to entry into Earth's atmosphere.
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Why did the oxygen tank explode on Apollo 13?

Chain Reaction Leads to Explosion

But when Swigert turned on the fans on the second oxygen tank for a routine “cryo stir” on the night of April 13, the damaged wiring caused a spark, starting a fire. At 9:08 pm, with its internal pressure mounting, the tank exploded.
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Who gets ill once they are in space Apollo 13 movie?

Haise came down with a kidney infection, but suffered no long-term ill effects from the ordeal. The mission, dubbed a successful failure, spawned a popular movie called "Apollo 13," which was based on Lovell's biography, "Lost Moon: The Perilous Voyage of Apollo 13" (Houghton Mifflin, 1994).
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What did the words 1202 mean?

John “Jack” Garman, a NASA engineer, took a look at a list he had handmade of the numerous error codes that the teams had come up with. He realized that the 1202 was a code meaning that the guidance computer on-board the landing craft was getting overloaded with tasks.
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What does Omni Bravo mean?

B One of Four Omni Directional Control Antennas, known as Omni Bravo. BAT or BATT Battery. BB. A BB is a shot pellet 0.175 inch ( 0.44 cm) in diameter, usually used in an air rifle.
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How did Apollo 11 save Pens?

Using what they had left, a pen, Aldrin activated the inside switch to engage the circuit breaker and trigger the engine. The pen, seen here, used to fix the broken switch and bring Apollo 11 astronauts back to Earth, is on display at The Museum of Flight in Seattle, WA. "So, I pushed that in.
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How many days did it take to get to the Moon?

The first crewed mission to reach the Moon

The Apollo 11 mission in 1969, crewed by three astronauts took four days, six hours and 45 minutes.
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What feelings did the astronauts have before landing on the Moon for the first time?

Explanation: The mission was almost about to fail before landing in fact the lunar module , flashed a yellow caution light 6,000 feet above the lunar surface - before it landed. so the astronauts were scare about the mission.
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Is Jim Lovell still alive?

Lovell is a veteran of four space missions and received the Congressional Space Medal of Honor and the Presidential Medal of Freedom. At age 92, he lives in suburban Chicago.
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Which Apollo blew up and killed?

The Apollo 1 fire that killed three was on Jan. 27, 1967, while the Columbia disaster that killed seven happened on Feb. 1, 2003.
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Why do you stir an oxygen tank?

The O2 tanks were stirred in order to get an accurate reading on the gauging systems, as the cryogenic oxygen tends to solidify in the tanks, and stirring allows for a more accurate reading on the quantity of O2 remaining in the tank. But this was not the first time the crew had been ordered to stir the tank.
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What did Jim Lovell say to Tom Hanks?

'Houston, we've had a problem'

For years, people thought mission commander Jim Lovell -- portrayed by Hanks -- said "Houston, we have a problem." People even still utter the words to this day. But what Lovell said was, "Houston, we've had a problem." The discrepancy was known when the movie was filmed.
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Did Marilyn Lovell lose her ring?

Marilyn Lovell really did lose her ring down the drain, but eventually found it again. When the real Jim Lovell saw the film, he found the CGI work so convincing that he firmly believed that the filmmakers had uncovered some hitherto unseen NASA footage.
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How hot did it get inside Apollo 13 during reentry?

“The spacecraft cabin temperature on a normal mission is controlled by using heat produced by electrical systems, with the excess heat dissipating by radiation into space. With the electrical systems turned off, the temperature approached about 34 degrees Fahrenheit prior to entering the atmosphere.
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Is the Eagle still orbiting the moon?

After the crew re-boarded Columbia, the Eagle was abandoned in lunar orbit. Although its ultimate fate remains unknown, some calculations by the physicist James Meador published in 2021 showed that Eagle could theoretically still be in lunar orbit.
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Who was the first woman on the moon?

Only 12 humans, all men, have ever walked on the Moon; all human Moon missions were part of the U.S. Apollo program between 1969 and 1972. No woman has ever walked on the Moon.
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Is the Apollo 13 LEM still in orbit?

The LM was jettisoned shortly before reaching Earth, the astronauts returning to the Command Module for the reentry. The LM re-entered and burned in the Earth's atmosphere over the southwest Pacific, any surviving pieces impacted in the deep ocean off the coast of New Zealand.
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