tokumeiAsan RT @yn_space: #H3TF1 について個人的には「実験は成功だ」(事故調と対策が完了する数十か月後には)と思っているのだけれど、当の文科省担当者が「なんか知らんけど379億円の衛星も載ってた」って態度なの草超えて屋敷森。
組織的決定ではなく属人的決定だったのだろうか? https://t.co/gHnBZuVK2U https://twitter.com/tokumeiAsan/status/1633615261474623488
This news site says: "Japan's space agency says flight data analysis of the failed H3 rocket launch revealed that a device had abnormal voltage levels around the time the second-stage engine was supposed to ignite."
A new statement from JAXA. It doesn't really say much new.
As it was told during a conference meeting right now, it was observed that the main valves in the 2nd stage engine were not opened even after command received by the engine controller. This essentially clears the mostly-heritage LE-5B engine at fault.
---
RT @Rocket0314
So what I'm hearing for #H3TF1:
1. Second engine ignition signal sent
2a. Second engine ignition signal received
2b. Problem detected in the electrical system (still u…
https://twitter.com/Rocket0314/status/1633371216269680641
Well preliminary telemetry analysis results of #H3TF1 are up: https://www.mext.go.jp/kaigisiryo/content/20230308-mxt_uchukai01-000027909_1.pdf
* Post stage sep, guidance DID issue 2nd stage engine ignition command (SEIG) & the engine controller DID receive it
* *An electrical system problem is confirmed around SEIG issuance*
RT @tane_rocket
H3ロケット試験機1号機打上げ
2段目のエンジンが点火せず、指令破壊されてしまいましたが、次に向けて歩みを止めず進み続けて欲しいです。
次こそは成功することを祈っています。
#JAXA
#H3ロケット試験機1号機
#H3TF1
#ロケット打上げ
#ロケットのある風景
#ロケットのある風景 #ロケット打上げ #h3tf1 #h3ロケット試験機1号機 #JAXA
RT @draw_list
SRB-3の分離もきっちり拝めた。 #H3ロケット #H3TF1 #恵美之江展望公園 https://twitter.com/i/web/status/1633061561505038337