Author Topic: H-IIA-202 F50 : GOSAT-GW : Tanegashima : June 28/29, 2025 (16:33 UTC)  (Read 38545 times)

Offline Galactic Penguin SST

MHI has reported today that the final H-IIA rocket has been completed and it will be shipped to Tanegashima in the next few days.
The payload is JAXA's GOSAT-GW per previous Japanese government documents.
« Last Edit: 06/24/2025 05:14 am by Galactic Penguin SST »
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Offline Steven Pietrobon

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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET 2024
« Reply #1 on: 09/26/2024 07:34 am »
MHI has reported today that the final H-IIA rocket has been completed and it will be shipped to Tanegashima in the next few days.
The payload is JAXA's GOSAT-GW per previous Japanese government documents.

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« Last Edit: 09/26/2024 07:34 am by Steven Pietrobon »
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Offline zubenelgenubi

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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET 2024
« Reply #2 on: 09/26/2024 10:46 pm »
Thank you, Steven.



Launch JFY2024 = April 2024 through March 2025
« Last Edit: 09/26/2024 10:54 pm by zubenelgenubi »
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Offline Galactic Penguin SST

Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET 2024
« Reply #3 on: 09/27/2024 04:07 am »
Media Tour press briefing materials, which confirms the launch using the -202 configuration with the standard "Type 4S" payload fairing, as well as the launch timeline: https://news.mynavi.jp/techplus/article/20240925-3031420/
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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET 2024
« Reply #4 on: 09/28/2024 10:58 am »
Let me know if this is the wrong Launch Vehicle for this thread.  - Tony

The final H-IIA rocket, No. 50, arrives at Tanegashima *Time TBD



Quote
Scheduled for Sep 28, 2024
The final H-2A rocket is scheduled to be launched this fiscal year. The landing of the 50th rocket at Tanegashima will be broadcast live from Shimama Port. The start time of the work and the time of the live broadcast may change depending on the arrival time of the cargo ship. Any time changes will be announced on NVS's SNS. Mastodon https://mstdn.jp/@nvslive
« Last Edit: 09/28/2024 11:38 am by catdlr »
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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET 2024
« Reply #5 on: 09/28/2024 11:37 am »
The final H-IIA rocket, No. 50, departs for Tanegashima Space Center



Quote
Scheduled for Sep 29, 2024
The final H-2A rocket is scheduled to be launched this fiscal year. The transportation of the 50th rocket to the Tanegashima Space Center will be live-streamed from Minamitane Town. The live stream may be changed or canceled without notice due to weather conditions.
« Last Edit: 09/28/2024 11:39 am by catdlr »
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Offline zubenelgenubi

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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET 2024
« Reply #6 on: 09/30/2024 12:53 pm »
The final H-IIA rocket, No. 50, departs for Tanegashima Space Center
Move in progress now.
First attachment: Waiting to roll out.
Second attachment: Rolling out.
« Last Edit: 09/30/2024 01:07 pm by zubenelgenubi »
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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : late 2024
« Reply #7 on: 11/09/2024 08:01 am »
SN Japan launches IGS Radar 8 reconnaissance satellite with penultimate H-2A rocket, Andrew Jones, Sep 26
Quote
The rocket’s 50th launch will be its last. The final H-2A core stage is now completed and is scheduled for shipment to the Tanegashima Space Center, MHI announced in a Sept. 25 statement. That launch, expected in late 2024, will carry the Global Observing SATellite for Greenhouse gasses and Water cycle (GOSAT-GW) satellite.



Also, from the program website listed in the original post, for the satellite's Sun-synchronous orbit:
Quote
Ascending node:
13:30±15 minutes
(Same as GCOM-W (SHIZUKU))
UTC + 9 hours = JST, which roughly = local time

The above places launch ~22:30 UTC on any day of the year.
« Last Edit: 11/09/2024 09:47 am by zubenelgenubi »
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We're running out of November; so launch is NET December.
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Offline GewoonLukas_

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Delayed to Fiscal Year 2025, which starts April 2025:

Quote
Last launch of H2A rocket, delayed satellite development, postponed to next fiscal year
9th December 2024

The launch of the 50th and final H2A rocket, which has been in operation for many years as Japan's main rocket, is expected to be postponed to next fiscal year due to delays in the development of the satellites to be carried on it.

[...]

The launch of the 50th satellite, which will be the last one, was scheduled to take place during this fiscal year, but according to the revised schedule of the schedule for future space development presented by the Space Policy Committee of the Cabinet Office on the 9th, it is expected to be postponed to the next fiscal year.

According to the Cabinet Office, the reason for the postponement is the delay in the development of satellites to observe greenhouse gases mounted on rockets.

[...]
(Google Translate from Japanese)
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Offline GewoonLukas_

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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET Q2 2025
« Reply #10 on: 03/10/2025 08:31 am »
Stacking has begun:

Quote
[#H2A最終号機🚀 ]
The third time was the VOS (body standing up) of the core vehicle. Preparations for launch have finally begun! I can't stop staring at its majestic, towering form!

https://twitter.com/MHI_LS/status/1898932574212514230
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Re: H-IIA-202 F50 : GOSAT-GW : Tanegashima : NET Q2 2025
« Reply #11 on: 03/18/2025 08:27 pm »
Launch NET June:

Quote
Comtech Telecommunications Corp. (“Comtech”), pursuant to Section 25.120 of the Commission’s rules, hereby requests Special Temporary Authority (“STA”) to operate its fixed transmit/receive earth station at Yona, Guam for a period of up to 180 days to communicate with satellites to be launched during this period by the Japan Aerospace Exploration Agency (“JAXA”). Comtech has provided similar services under previously granted STAs under ICFS File Nos. SES-STA-20231025-02265 and SES-STA-20240409-00796, the latter of which expired in December 2024.

The new STA is intended to cover multiple launches using H2A and H3 launch vehicles during which Comtech’s monitoring services will be required. The first launch using an H2A rocket (F50) is expected to occur as early as June 1, 2025. The payload to be placed in earth orbit will be the Global Observing Satellite for Greenhouse gases and Water cycle (GOSAT-GW) to be launched from Tanegashima Space Center (“TNSC”) in Japan.

[...]
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Offline Galactic Penguin SST

NHK is reporting the launch is scheduled on June 23 UTC/early morning June 24 JST; official confirmation is pending.

https://twitter.com/mageshiman1025/status/1914882304536625623
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Offline PM3

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One more source:

Quote from: Google Translate
2025-04-23 16:10

The last H2A to be launched on June 24th = No. 50, carrying an observation satellite - Tanegashima, Kagoshima

On the 23rd, it was learned from an interview with a related person that the final H2A rocket No. 50, which began operation in 2001, will be launched from the Tanegashima Space Center in Kagoshima Prefecture on June 24th. The H2A will now be retired and replaced by the successor H3 rocket.
...
The 50th launch was originally scheduled for last year, but was postponed due to delays in the development of the Greenhouse Gases and Water Cycle Observation Satellite GOSAT-GW, which it will be carrying.

https://sp.m.jiji.com/article/show/3500177
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Offline Galactic Penguin SST

And the June 23 UTC launch date is now confirmed.

Launch window will be 16:33:03 - 16:52:00 UTC.
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Offline AndrewM

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GOSAT-GW arrived at Tanegashima Space Center on April 29th.

https://www.asahi.com/articles/AST583V8XT58TLTB00HM.html

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Spacecraft CGI

Offline AndrewM

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https://newsdig.tbs.co.jp/articles/-/1925840?display=1 [May 20]

Quote
The final launch of Japan's flagship H2A rocket, No. 50, is scheduled for next month. On the 20th, the satellite that will be on board was unveiled at the Tanegashima Space Center.

Quote
(JAXA GOSAT-GW Project Manager Yasushi Kojima) "It is very moving to launch the final H2A rocket. We are grateful, but at the same time, we hope that the final rocket will be launched properly."

The H2A No. 50 is scheduled to be launched from the Tanegashima Space Center on the 24th of next month.

Online ddspaceman

JAXA種子島宇宙センター
@tnsc_JAXA
GT:
\\ 6 days left until launch 🚀 ///

🌍✨ The Greenhouse Gases and Water Cycle Observation Satellite (GOSAT-GW) was housed inside the fairing of the H-IIA Launch Vehicle No. 50 on June 10th!

We are now in the final preparation stage for the launch.
The day when this satellite, which is watching the future of the Earth's environment, will depart into space is approaching 🚀

👉https://fanfun.jaxa.jp/countdown/gosat-gw_h2af50/index.html

https://twitter.com/tnsc_JAXA/status/1935246109586096267

Offline Galactic Penguin SST

This launch has been delayed due to a 2nd stage electrical system problem; new date is TBD: https://www.mhi.com/jp/news/25061904.html
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