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// astronomy · 2023

X-ray Imaging and Spectroscopy Mission

Japanese X-ray space telescope. X-ray Imaging and Spectroscopy Mission was launched on September 6, 2023 aboard a H-IIA 202 from Tanegashima. Latest status in GCAT: in orbit.

COSPAR 2023-137ANORAD 57800Japan

Identity

Name in GCAT
XRISM
Common name
X-ray Imaging and Spectroscopy Mission
International designator
2023-137A
NORAD catalog number
57800
GCAT identifier
S57800
UN registration
ST/SG/SER.E/1240

Mission

Mission type
Astronomy
Use
Civil government
Program
ASTRO
Owner
JAXA
Country
Japan
Builder
Tsukuba Space Center
Platform (bus)
Astro-H

Launch

Date
September 6, 2023 · 23:42 UTC
Launch record
2023-137Success
Rocket
H-IIA 202
Spaceport
Tanegashima · pad Y

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
567 km
Apogee
580 km
Inclination
31.00°
Status
In orbit
Last known active
Sep 6, 2023

Size

Mass
2,700 kg
Dry mass
2,700 kg
Length
4.5 m
Diameter
2.20 m
Span
14.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q39053896 (CC0).