WMO OSCAR | Satellite: Himawari-8

Satellite: Himawari-8

Satellite details

Acronym	Himawari-8
Full name	Himawari-8
Satellite Description	1st flight unit of the Himawari 3rd generation programme. Main mission: operational meteorology. Additional mission: environmental applications
Mass at launch	3500 kg	Dry mass	1300 kg
Power	2600 W
Data access link	http://www.jma.go.jp/jma/jma-eng/satellite/dissemination.html
Data access information	Near-real time availability of AHI images and DCP messages through Internet Cloud service (only for National Meteorological Services) Dissemination of reduced resolution AHI data on HimawariCast, see http://www.data.jma.go.jp/mscweb/en/himawari89/himawari_cast/himawari_cast.html
Orbit	Geostationary orbit	Altitude	35786 km
Longitude	140.7° E

Space agency	JMA
Status	Operational
Details on Status (as available)	Replaced MTSAT-2 as operational satellite on 7 July 2015. Himawari-9 will replace Himawari-8 as the primary satellite in Dec 2022
Launch	07 Oct 2014	EOL	≥2030
Last update:	2022-02-24

Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Himawari 3rd generation
- Himawari-8 (2014 - 2030)
- Himawari-9 (2016 - 2030)

Satellite Payload

All known Instruments flying on Himawari-8

Acronym	Full name
AHI	Advanced Himawari Imager
DCS	Data Collection Service
SEDA	Space Environment Data Acquisition monitor

Satellite Field of View

Estimate of the satellite's footprint, assuming a zenith angle of 75 °
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Satellite payload

All known instruments flying on Himawari-8

Instrument	Full name	Start date	EOL date	Status	NRT data	Instrument landing page
AHI	Advanced Himawari Imager	07 Jan 2015	≥2030 *	Active	Yes (link: www.data.jma.go.jp)	www.data.jma.go.jp
DCS	Data Collection Service	07 Jan 2015	≥2030 *	Active	Yes
SEDA	Space Environment Data Acquisition monitor	07 Jan 2015	≥2030 *	Active	Yes

* The information in this field is estimated or assumed

Satellite frequencies for Earth Observation, data transfer and platform communications and control

Frequencies for satellite management

Service	Direction	Frequency (MHz)	Emission designator	Bandwidth (kHz)	Polarisation	D/A	Data rate (kbps) or Baseband (kHz)	Comments
TC & Ranging	E-S	14125 MHz	40K0G2D	40 kHz	LHCP	D	0.5 kbps	Telecommands and ranging
TC & Ranging	E-S	14125 MHz	250KG9W	250 kHz	LHCP	D	0.5 kbps	Telecommands and ranging
TC & Ranging	E-S	14125 MHz	620KF3N	620 kHz	LHCP	A		Reference for Telecommands and ranging (no data carried)
TM & Ranging	S-E	12475 MHz	1M20G2D	1200 kHz	LHCP	D	15,36 kbps	Telemetry and ranging
TM & Ranging	S-E	12475 MHz	1M20G9W	1200 kHz	LHCP	D	15,36 kbps	Telemetry and ranging

Frequencies for scientific data acquisition and communication services at ground stations

Service	Direction	Frequency (MHz)	Bandwidth (kHz)	Polarisation	D/A	Data rate (kbps) or Baseband (kHz)	Comments
CDAS	S-E	18284.6 MHz	110000 kHz	linear	D	66000 kbps	Raw data
CDAS	S-E	18284.6 MHz	110000 kHz	linear	D	66000 kbps	Raw data
DCS	E-S	402 MHz - 402.4 MHz	2 kHz	RHCP	D	0.1 kbps	DCP reports
DCS	E-S	402 MHz - 402.4 MHz	4 kHz	RHCP	D	0.3 kbps	DCP reports
DCS	E-S	402 MHz - 402.4 MHz	6 kHz	RHCP	D	0.6 kbps	DCP reports
DCS	S-E	18399 MHz - 18400 MHz	2 kHz	linear	D	0.1 kbps	DCP report relay
DCS	S-E	18399 MHz - 18400 MHz	4 kHz	linear	D	0.3 kbps	DCP report relay
DCS	S-E	18399 MHz - 18400 MHz	6 kHz	linear	D	0.6 kbps	DCP report relay