Hotsat 1

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General

Designation	56954 / 23084Y
Launch date	12 Jun 2023
Country of origin	United Kingdom
Mission	Remote sensing
Perigee/Apogee	522/537 km
Inclination	97.5°
Period	95.1 min
Launch vehicle	Falcon #249

Carries a high resolution IR imager: 3.5 m resolution, 2°C sensitivity

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End of life

Out of service	Dec 2023
Cause	failed
Decay

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Technical data

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Specifications

Prime contractor	SSTL
Platform	Carbonite+
Mass at launch	153 kg
Dry mass	143 kg
Dimension	0.80 x 0.80 x 1.02 m
Solar array	0.63 x 0.62 m deployed
Stabilization	3 axis
DC power	110 W
Design lifetime	5 years

Wavelength - 3.5 - 5 microns.
Resolution - 3.5m GSD at Nadir
Number of bands & frequencies - 1 band. MWIR
Swath width - 4.48km at NADIR

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