RAPIS Satellite Bus

Data current as of 2026-07-20.

The RAPIS bus accounts for 3 cataloged objects, of which 2 are in orbit and 2 are active. 1 have reentered. Most are built by JAXA. The largest operator on this bus is JAXA. The first launched in 2019, the most recent in 2025.

2
In orbit
2
Active
3
Total launched
1
Reentered

RAPIS launched per year

1 2019: 1 launched, 1 since reentered 2020: 0 objects launched 2021: 1 object launched 2022: 0 objects launched 2023: 0 objects launched 2024: 0 objects launched 2025: 1 object launched 2019 2020 2021 2022 2023 2024 2025
Still in orbit Since reentered Click a year to list its satellites.

Typical specifications

Most common values across cataloged RAPIS satellites.

Manufacturer JAXA
Purpose Technology
Launch mass 110 kg
Dry mass 110 kg
Length 1 m
Diameter 0.8 m
Span 1 m
Shape Box
Power Solar cells, batteries
Propulsion ?
Design life 27 months
Equipment 3D-ANT, ASC, ATCD, I-FOG, MARIN, SPR
Typical orbit 95 min period, 97° inclination

Top operators

Top countries

J 2 JPN 1

RAPIS satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
RAISE-4 67073 2025-297B JAXA Dec 14, 2025 95 min, 97.5° Active
RAISE 2 RAISE-2 49397 2021-102C JAXA Nov 9, 2021 95 min, 97.3° Active
RAPIS-1 RAPIS-1 43932 2019-003A JAXA Jan 18, 2019 88 min, 97.2° Reentered

Frequently asked questions

How many RAPIS satellites are there?

The catalog lists 3 objects built on the RAPIS bus. 2 are in orbit and 1 have reentered.

How many RAPIS satellites are in orbit?

2 RAPIS objects are currently in orbit, of which 2 carry an active status.

Who builds the RAPIS bus?

The RAPIS bus is most commonly built by JAXA.

When did the first RAPIS satellite launch?

The first cataloged RAPIS satellite launched in 2019, and the most recent in 2025.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.