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Spacecraft information: SSTL S1-4
Launch Details
| Launched | 15 September 2018 |
| Flight ended | – |
| Status | Operational |
| Category |
Active satellites
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| Launch site | Satish Dhawan Space Centre, India (Formerly Sriharikota Launching Range) |
| Owner | United Kingdom |
| NORAD ID | 43618 |
| COSPAR ID | 2018-071A |
| Observing |
Current orbital elements
| Inclination | 97.527° |
| Eccentricity | 0.00021 |
| RA ascending node | 15.007 hr |
| Argument perigee | 64.066° |
| Mean anomaly | 296.078° |
| Orbital period | 96.245 min |
| Epoch of osculation | 17 Dec 2025, 05:58 |
Derived Quantities
| Min Altitude | 584.4 km |
| Mean Altitude | 585.9 km |
| Peak Altitude | 587.3 km |
Orbital History
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