| Progress DC-1 | |
| Mission Type: | ISS assembly |
| Operator: | Roscosmos |
| Cospar Id: | 2001-041A |
| Satcat: | 26908 |
| Mission Duration: | 13 days |
| Spacecraft Type: | Progress-M (modified) s/n 301 |
| Manufacturer: | RKK Energia |
| Launch Mass: | 6900 kg |
| Launch Date: | 14 September 2001, 23:34:55 UTC |
| Launch Rocket: | Soyuz-U |
| Launch Site: | Baikonur, Site 1/5 |
| Disposal Type: | Deorbited |
| Decay Date: | 27 September 2001, 00:01 UTC |
| Orbit Epoch: | 14 September 2001 |
| Orbit Reference: | Geocentric |
| Orbit Regime: | Low Earth |
| Orbit Periapsis: | 388.2 km |
| Orbit Apoapsis: | 393.6 km |
| Orbit Inclination: | 51.6° |
| Orbit Period: | 92.3 minutes |
| Apsis: | gee |
| Docking: | |
| Cargo Mass: | 3580 kg |
| Payload Items: | Pirs |
| Programme: | Progress ISS assembly |
| Previous Mission: | Progress M-45 |
| Next Mission: | Progress M1-7 |
Progress DC-1 (Originally designated Progress SO1) was a modified Progress 11F615A55, Russian production No. 301, used to deliver the Pirs module to the International Space Station.[1] It has the pressurised cargo module removed to accommodate Pirs.[2]
Progress DC-1 was launched by a Soyuz-U carrier rocket from Site 1/5 at the Baikonur Cosmodrome. Launch occurred at 23:34:55 UTC on 14 September 2001.[2]
The spacecraft docked with the nadir port of the Zvezda module at 01:05 UTC on 17 September 2001.[3] It remained docked for nine days
On 26 September 2001 at 15:36 UTC it was jettisoned from Pirs. It was deorbited at 23:30 UTC on the same day, and burned up in the atmosphere over the Pacific Ocean, with any remaining debris landing in the ocean at around 00:01 UTC on 27 September 2001.[4]