| Official name | PSLV R/B |
| Alternative name | PSLV fourth stage (PS4) (PSLV-CA) |
| Cospar ID | 2019-028B |
| Norad ID | 44234 |
| Launch date | 2019-05-22 |
| Launch site | SRI |
| Launch vehicle | PSLV-CA |
| RCS size | LARGE |
| Decay date | ON ORBIT |
| Period (min) | 92.61 |
| Inclination (deg) | 37.02 |
| Perigee (km) | 387 |
| Apogee (km) | 418 |
| Eccentricity | 0.0385093167701863 |
| Mean motion (revs. per day) | 15.5490767735666 |
| Semi-Major axis (km) | 6780.635 |
| Raan (deg) | 10.8183 |
| Arg of perigee (deg) | 65.7821 |
| Shape | Cyl + Cyl + 2 Nozzle |
| Mass (kg) | 960 |
| Diameter (m) | 1.3 |
| Height (m) | 3 |
| Span (m^2) | 3.238 |
