Norad ID: 39268
| Spacetrack Directory Name | POPACS 1 |
| Orbit launches |
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| Deorbitation |
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| Country/organisation of origin | USA (US) |
| Starting point | AFWTR (Vandenberg Air Force Base, USA) |
| Categories | |
| Perigee | 320 km |
| Apogee | 1190 km |
| Height POPACS 1 | 365.86 km |
3 spheres. Assess changes in the density of the upper atmosphere in response to heightened solar activity. Will remain in orbit for approximately 10, 12.5 and 15 years. Three 10 cm spheres whose external appearances are identical. However, they differ in their masses. The three masses are 1 kg, 1.5 kg, and 2 kg. In their launch configuration, the three spheres are separated by a set of two spacers and two end plates.
satellite POPACS 1 Date of exalting 29.09.2013y. Average height of ISS POPACS 1 hundred 365.86 km. Average velocity POPACS 1 is 27691.33 km/h. Inclination POPACS 1 satellite 80.96°.