spase-metadata.org SPASE landing pages.

RHESSI

ResourceID
spase://SMWG/Observatory/RHESSI

Description

RHESSI (Ramaty High Energy Solar Spectroscopic Imager) is an American (NASA) solar flare observatory that was launched at 20:58 UT on 5 February 2002 by a Pegasus XL rocket which was released from a L-1011 aircraft flying out of the Cape Canaveral AFS. The 293 kg (with fuel), 414 W, 2.2 m (height) x 1.1 m (width) satellite is equipped to image at high resolution solar flares in X-rays and gamma rays. Onboard memory is 4 Gbytes, and telemetry rate is 3.5 Mbits/s. A PDMP exists for archiving the data at the NSSDC.

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Details

Version:2.7.1

Observatory

ResourceID
spase://SMWG/Observatory/RHESSI
ResourceHeader
ResourceName
RHESSI
AlternateName
2002-004A
AlternateName
SMEX/RHESSI
AlternateName
Small Explorer/RHESSI
AlternateName
HESSI
AlternateName
Reuven Ramaty High Energy Solar Spectroscopic Imager
ReleaseDate
2026-07-20 16:22:54Z
RevisionHistory
RevisionEvent
ReleaseDate
2019-05-05 12:34:56Z
Note
Only known prior ReleaseDate of the metadata
RevisionEvent
ReleaseDate
2026-07-20 16:22:54Z
Note
Added HelioData InformationURL, Updated to SPASE Version 2.7.1. JWL
Description

RHESSI (Ramaty High Energy Solar Spectroscopic Imager) is an American (NASA) solar flare observatory that was launched at 20:58 UT on 5 February 2002 by a Pegasus XL rocket which was released from a L-1011 aircraft flying out of the Cape Canaveral AFS. The 293 kg (with fuel), 414 W, 2.2 m (height) x 1.1 m (width) satellite is equipped to image at high resolution solar flares in X-rays and gamma rays. Onboard memory is 4 Gbytes, and telemetry rate is 3.5 Mbits/s. A PDMP exists for archiving the data at the NSSDC.

Contacts
RolePersonStartDateStopDateNote
1.PrincipalInvestigatorspase://SMWG/Person/Robert.P.Lin
InformationURL
Name
NSSDC's Master Catalog
URL
Description

Information about the RHESSI mission

InformationURL
Name
HelioData
URL
Description

The HelioData mission page provides an overview of the mission and more, such as all SPASE dataset records associated with it.

Location
ObservatoryRegion
Heliosphere.NearEarth