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TDRS-L - Atlas V 401 - Ascent Info
Launch Updates

Ascent Timeline

Time (h:mm:ss)	Event
-0:00:02.7	Stage 1 - RD180 Ignition
00:00:00	Engine Ready
+0:00:01.1	Liftoff
+0:00:02.1	Full Thrust Level
+0:00:17.5	Pitch/Roll Maneuver Initiation
+0:01:31.3	Maximum Dynamic Pressure
+0:04:01.9	Stage 1 Cutoff
+0:04:07.9	Atlas/Centaur Separation
+0:04:18.9	Centaur Ignition 1
	Burn Duration: 13:54.9
+0:04:25.9	Payload Fairing Jettison
+0:18:13.0	Centaur Cutoff 1
+0:18:13.0	Coast Phase - Duration: 1:21:55
+1:40:07.7	Centaur Ignition 2
	Burn Duration: 1:03.1
+1:41:10.8	Centaur Cutoff 2
	Maneuver to TDRS Sep Attitude
+1:45:56.8	TDRS-L Separation
	CCAM

Launch Parameters

  Launch Azimuth: 101.40°
  TDRS-K Injection Orbit: 
  Perigee: 4,839 Kilometers
  Apogee: 35,788 Kilometers
  Inclination: 25.5°
  Eccentricity: 0.6
  Arg. of Perigee: 180.0°

Atlas V 401 - Typical Ascent

Ascent Ground Track

Credit: United Launch Alliance

Launch Vehicle Configuration
>>>Atlas V 401 Overview

Image: United Launch Alliance

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