WMO OSCAR | Satellite: Tomorrow-R1

Satellite: Tomorrow-R1

Satellite details

Acronym	Tomorrow-R1
Full name	Tomorrow-R1
WIGOS Station Identifier	---
Satellite Description	First pathfinder satellite of a constellation of small satellites with a Ka-band radar. Main missions: Precipitation and ocean parameters Substantial contribution: Weather forecasting and climate
Mass at launch		Dry mass	86 kg
Power
Data access link	https://www.tomorrow.io/software/
Data access information	Data accessible from tomorrow.io
Orbit	Sunsynchronous orbit	Altitude	550 km
ECT	08:00 asc

Space agency	Tomorrow.io
Status	Operational
Details on Status (as available)
Launch	15 Apr 2023	EOL	≥2028
Last update:	2024-08-19

Associated satellite programme and related satellites

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

Tomorrow.io constellation
- Tomorrow-R1 (2023 - 2028)
- Tomorrow-R2 (2023 - 2028)
- Tomorrow-S1 (2024 - 2027)
- Tomorrow-S2 (2024 - 2027)
- Tomorrow-S3 (2024 - 2028)
- Tomorrow-S4 (2024 - 2028)
- Tomorrow-S5 (2025 - 2028)
- Tomorrow-S6 (2025 - 2028)
- Tomorrow-S7 (2025 - 2028)
- Tomorrow-S8 (2025-05 - 2028)
- Tomorrow-S9 (2025-07 - 2028)
- Tomorrow-S10 (2025-07 - 2028)

Satellite Payload

All known Instruments flying on Tomorrow-R1

Acronym	Full name
Tomorrow.io radar	Tomorrow.io radar

Satellite payload

All known instruments flying on Tomorrow-R1

Instrument	Full name	Start date	EOL date	Status	NRT data	Data latency (mins)	Instrument calibration	Comments
Tomorrow.io radar	Tomorrow.io radar	Jul 2023	≥2028 *	Active *	Yes

* The information in this field is estimated or assumed

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

Earth observation MW frequencies

Service	Sensing mode	Frequency (GHz)	Bandwidth (MHz)	Polarisation	Comments
Tomorrow-R	active	35.75 GHz	500 MHz		Active radar for rainfall