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H-II Transfer Vehicle KOUNOTORI (HTV)

News

*All times are Japan Standard Time (JST)

KOUNOTORI4 Completes Second Height Adjustment Maneuver

KOUNOTORI4 Completes Second Height Adjustment Maneuver (August 9, 2013)

KOUNOTORI4 completed its second Height Adjustment Maneuver (HAM0) at 10:39 a.m., August 9.

KOUNOTORI4 Completes First Height Adjustment Maneuver

KOUNOTORI4 Completes First Height Adjustment Maneuver (August 8, 2013)

KOUNOTORI4 completed its first Height Adjustment Maneuver (HAM1) at 2:13 a.m., August 8.

KOUNOTORI4 Completes the First Phase Maneuver (PM1)

KOUNOTORI4 Completes the First Phase Maneuver (PM1) (August 4, 2013)

The KOUNOTORI4 completed its first Phase Maneuver (PM1) at 0:23 p.m., August 4. Our next update will be August 8.

KOUNOTORI4 Establishes Three-Axis Attitude

KOUNOTORI4 Establishes Three-Axis Attitude (August 4, 2013)

The KOUNOTORI4 has successfully established three-axis attitude at 5:46 a.m. August 4. KOUNOTORI's system self-checks are ongoing in preparation for its first phase adjusting maneuver (Phase Maneuver1: PM1).

KOUNOTORI4 Initiates Communications with Tsukuba (HTV MCR)

KOUNOTORI4 Initiates Communications with Tsukuba (HTV MCR) (August 4, 2013)

The KOUNOTORI4 has successfully established communications with the NASA's TDRS, and initiated communications with the HTV Mission Control Room (HTV MCR) at the Tsukuba Space Center (TKSC). The KOUNOTORI4 also established two-axis attitude at 5:11 a.m. August 4.

KOUNOTORI4 separates from the H-IIB Second Stage

KOUNOTORI4 separates from the H-IIB Second Stage (August 4, 2013)

Separations of the Solid Rocket Booster (SRB-A), the Fairing, the H-IIB First Stage occurred just as planned. The H-IIB Second Stage burned out approximately 15 minutes after the launch, and KOUNOTORI4 was successfully separated from the H-IIB Second Stage. Then, the KOUNOTORI4 was inserted into the planned initial orbit.

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