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Countdown Report

The live report of the launch on the launch day.

02:16 on Sep. 11, 2009 (JST)

HTV Demonstration Flight Separation

The separation of the HTV Demonstration Flight was confirmed. This is the end of the Countdown report. The updated status of the HTV will be reported in our HTV/H-IIB Special Site. Thank you very much for accessing our website.

02:01 on Sep. 11, 2009 (JST)

Liftoff!

The H-IIB Launch Vehicle Test Flight 1 lifted off at 02:01 a.m. on Sep. 11, 2009 (JST) from the Tanegashima Space Center.

01:31 on Sep. 11, 2009 (JST)

X-30 (=T-30) minutes

We have 30 minutes to launch.

01:01 on Sep. 11, 2009 (JST)

X-60 (=T-60) minutes terminal countdown

The X-60 minutes terminal countdown operations have started.The "Live broadcast of the launch" will start at 01:30 a.m. (JST)

00:53 on Sep. 11, 2009 (JST)

Third Go/No Go decision

The green light was given to the X-60 (T-60) minutes terminal countdown operations.

00:23 on Sep. 11, 2009 (JST)

Attitude control system flight through test completed

The second attitude control system flight through test has been completed.

21:11 on Sep. 10, 2009 (JST)

Radio frequency system checkout completed

The radio frequency system checking between the launch vehicle and the ground stations was completed.

19:42 on Sep. 10, 2009 (JST)

First stage liquid oxygen tank loaded to 100%

The first stage liquid oxygen tank is confirmed to be loaded to 100%.

19:42 on Sep. 10, 2009 (JST)

First stage liquid hydrogen tank loaded to 100%

The first stage liquid hydrogen tank is confirmed to be loaded to 100%.

18:44 on Sep. 10, 2009 (JST)

Second stage liquid hydrogen tank loaded to 100%

The second stage liquid hydrogen tank is confirmed to be loaded to 100%.

18:44 on Sep. 10, 2009 (JST)

Second stage liquid oxygen tank loaded to 100%

The second stage liquid oxygen tank is confirmed to be loaded to 100%.

18:24 on Sep. 10, 2009 (JST)

Attitude control system flight through test completed

The attitude control equipment was tested by activating the onboard guidance control program to make sure it operates properly during the flight.

18:02 on Sep. 10, 2009 (JST)

Propellant loading operations started

Propellant loading operations into the first and second stage propellant tanks of the H-IIB TF1 have commenced.

17:36 on Sep. 10, 2009 (JST)

Pre-cooling operations started

Pre-cooling operations of the facilities for liquid hydrogen and oxygen loading systems have commenced.

17:34 on Sep. 10, 2009 (JST)

Access restriction to be imposed for 3000 meter radius of the launch pad

Access is restricted in the 3000 meter radius of the launch pad.

16:46 on Sep. 10, 2009 (JST)

Access restriction to be imposed for 400 meter radius of the launch pad

Access is restricted in the 400 meter radius of the launch pad.

16:30 on Sep. 10, 2009 (JST)

Terminal countdown operations started

Terminal countdown operations have started.

16:10 on Sep. 10, 2009 (JST)

Second Go/No Go Decision

All operation aspects, including the readiness of the launch vehicle, the payload, the launch facility, and the tracking and control system, and weather conditions have been confirmed, and we are go for propellant loading operations. Preparation for the loading will soon start.

12:45 on Sep. 10, 2009 (JST)

Preparation of the launch facilities are completed

Preparation of the launch facilities such as wire connection operations between the mobile launcher (ML) and the launch facilities are completed.

11:48 on Sep. 10, 2009 (JST)

H-IIB TF1 arrived at the launch pad

The launch vehicle has arrived at the launch pad #2.
Preparation of the launch facilities such as wire connection operations between the launch vehicle and the launch facilities will be carried out.


H-IIB on the way to the launch pad

11:16 on Sep. 10, 2009 (JST)

H-IIB TF1 on the way to the launch pad

H-IIB TF1 left for the launch pad.The launch vehicle which is on top of the mobile launcher (ML) will travel about 400 meters from the VAB to the launch pad. It takes about 30 minutes.

7:15 on Sep. 10, 2009 (JST)

First Go/No Go Decision

We are providing an updated launch-countdown report on the HTV Demonstration Flight by the H-IIB Launch Vehicle Test Flight 1 (H-IIB TF1).
After examining the weather conditions, a green light was given to the transportation operations of the launch vehicle from the Vehicle Assembly Building (VAB) to the launch pad #2. The H-IIB will soon be transported to the pad.