The timeline below covers major vehicle and crew activities during the Crew-2 countdown and rendezvous with the International Space Station. All times assume liftoff of SpaceX’s Falcon 9 rocket and Crew Dragon spacecraft from NASA’s Kennedy Space Center at 5:49:02 a.m. EDT (0949:02 GMT) on Friday, April 23. All times in Eastern Daylight Time (GMT-4).

See our Mission Status Center for additional coverage and real-time mission updates

THURSDAY, APRIL 22

• 11:09 p.m. EDT:  Crew wakeup

FRIDAY, APRIL 23

• 12:19:02 a.m. EDT: Chief engineer launch readiness briefing
• 12:49:02 a.m. EDT: Launch shift arrives in Firing Room 4; Dragon IMU align/configure for launch
• 1:19:02 a.m. EDT: Dragon prop pressurization
• 1:29:02 a.m. EDT: Crew weather brief
• 1:30 a.m. EDT: NASA TV coverage begins
• 1:39:02 a.m. EDT: Crew handoff to SpaceX
• 1:49:02 a.m. EDT: Suit donning and checkouts
• 1:49:02 a.m. EDT: Launch director readiness poll for advance team to enter Blast Danger Area
• 1:54:02 a.m. EDT: Advance team travels to pad 39A
• 1:59:02 a.m. EDT: ISS state vector uploaded to Dragon
• 2:29:02 a.m. EDT: Crew walkout from Neil Armstrong O&C Building
• 2:34:02 a.m. EDT: Crew departs for pad 39A in Tesla Model Xs
• 2:54:02 a.m. EDT: Crew arrives at pad 39A
• 3:14:02 a.m. EDT: Astronauts ingress into Crew Dragon
• 3:29:02 a.m. EDT: Crew communications checks
• 3:34:02 a.m. EDT: Verify ready for seat rotation
• 3:35:02 a.m. EDT: Suit leak checks
• 3:54:02 a.m. EDT: Hatch closed for flight
• 5:04:02 a.m. EDT: SpaceX launch director verifies go for propellant load
• 5:07:02 a.m. EDT: Crew access arm retracts
• 5:11:02 a.m. EDT: Launch escape system armed
• 5:14:02 a.m. EDT: 1st and 2nd stage RP-1 fuel load begins; 1st stage LOX load begins
• 5:33:02 a.m. EDT: 2nd stage LOX load begins
• 5:42:02 a.m. EDT: 1st stage engine chill begins
• 5:44:02 a.m. EDT: Dragon transitions to internal power
• 5:44:32 a.m. EST: Strongback retraction begins
• 5:44:42 a.m. EDT: 1st stage fully loaded with RP-1
• 5:45:22 a.m. EDT: Autonomous Flight Termination System final setup
• 5:45:57 a.m. EDT: M-Vac engine igniter purge
• 5:46:02 a.m. EDT: 1st stage LOX tank full; Strongback at ~1.7 degrees
• 5:47:02 a.m. EDT: 2nd stage LOX tank full
• 5:48:02 a.m. EDT: Flight computer starts final pre-flight checks; F9 prop tanks pressurize for flight
• 5:48:17 a.m. EDT: SpaceX launch director verifies go for launch
• 5:48:59 a.m. EDT: Engine controller commands engine ignition sequence

• 5:49:02 a.m. EDT: Liftoff

• 5:49:02 a.m. EDT: Stage 1a abort mode
• 5:49:12 a.m. EDT: Pitch kick
• 5:49:55 a.m. EDT: Stage 1 throttle bucket
• 5:50:04 a.m. EDT: Max-Q
• 5:50:11 a.m. EDT: Mach 1
• 5:50:16 a.m. EDT: Stage 1b abort mode
• 5:51:37 a.m. EDT: Stage 2a abort mode
• 5:51:38 a.m. EDT: MECO; 1st stage engines cut off
• 5:51:41 a.m. EDT: Stage separation
• 5:51:49 a.m. EDT: 2nd stage’s M-Vac engine ignites
• 5:53:22 a.m. EDT: Bermuda ground station acquires F9 and Dragon signals
• 5:56:29 a.m. EDT: 1st stage entry burn

• 5:57:49 a.m. EDT: SECO-1; 2nd stage M-Vac engine shuts down; Orbit insertion

• 5:58:05 a.m. EDT: 1st stage landing burn
• 5:58:32 a.m. EDT: 1st stage landing on droneship
• 6:01:00 a.m. EDT: Dragon separates from 2nd stage; Begin Draco thruster checkouts
• 6:02:04 a.m. EDT: Dragon nosecone open sequence begins
• 6:38:25 a.m. EDT: Phase burn using Draco thrusters
• 7:30 a.m. EDT: Post-launch news conference on NASA TV
• 8:00 a.m. EDT: Crew downlink opportunity (approximate time)
• 2:00 p.m. EDT: Crew-2 sleep shift begins
• 5:30 p.m. EDT: ISS crew sleep shift begins
• 9:25:04 p.m. EDT: Boost burn using Draco thrusters
• 10:00 p.m. EDT: Crew-2 wakeup
• 10:10:32 p.m. EDT: Close burn using Draco thrusters

SATURDAY, APRIL 24

• 12:00 a.m. EDT: Crew downlink opportunity (approximate time)
• 12:06:46 a.m. EDT: Transfer burn using Draco thrusters
• 12:53:12 a.m. EDT: Coelliptic burn using Draco thrusters
• 2:00 a.m. EDT: ISS crew wakeup
• 2:10 a.m. EDT: Crew Dragon range 30 kilometers from ISS
• 2:48:56 a.m. EDT: Out of Plane burn using Draco thrusters
• 3:01 a.m. EDT: Crew Dragon range 15 kilometers from ISS
• 3:15 a.m. EDT: Go/no go decision for approach initiation burn
• 3:18 a.m. EDT: Crew Dragon range 10 kilometers from ISS
• 3:40 a.m. EDT: Approach initiation burn; Crew Dragon range 7.5 kilometers from ISS
• 4:05 a.m. EDT: Approach initiation midcourse burn
• 4:15 a.m. EDT: Go/no go decision to enter ISS keep out sphere (a 200-meter zone around the ISS)
• 4:25 a.m. EDT: Waypoint Zero arrival (400 meters below ISS)
• 4:39 a.m. EDT: Go/no go decision to approach Waypoint 2
• 4:49 a.m. EDT: Docking axis/Waypoint 1 arrival (220 meters in front of ISS)
• 5:00 a.m. EDT: Waypoint 2 arrival and hold (20 meters from ISS)
• 5:01 a.m. EDT: Go/no go decision for docking
• 5:05 a.m. EDT: Resume approach from Waypoint 2 (20 meters from ISS)

• 5:10 a.m. EDT: Contact and capture at IDA-2 on forward port of the Harmony module

• 5:23 a.m. EDT: Docking sequence complete; All hooks closed; Power umbilicals mated
• 5:35 a.m. EDT: Leak checks begin between Crew Dragon and ISS
• 7:00 a.m. EDT: Leak checks complete; Vestibule pressurization
• 7:15 a.m. EDT: Hatch opening; Crew-2 astronauts enter ISS
• 7:45 a.m. EDT: Welcome ceremony
• 2:29 p.m. EDT: Crew safety briefing
• 5:30 p.m. EDT: ISS crew sleep begins
• 5:49 p.m. EDT: Crew-2 sleep begins

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Source: https://spaceflightnow.com/2021/04/22/crew-2-mission-timeline/