Russian Aerospace Defence ForcesSoyuz 2.1a43/4 (43R), Plesetsk Cosmodrome, Russian Federation
Kobalt-M (Kosmos 2505)
Launched
June 5, 2015
Summary
Kobalt-M (Kosmos 2505) launched on a Russian Aerospace Defence Forces Soyuz 2.1a from 43/4 (43R), Plesetsk Cosmodrome, Russian Federation on June 5, 2015. It was Russian Aerospace Defence Forces's 21st launch, 3rd this year and humanity's 5,471st orbital launch attempt. It was the 8th Soyuz 2.1a flight and the 3rd this year. The payload was bound for low Earth orbit (LEO). Kosmos-2505, one of 2 catalogued objects, reached a 184 × 293 km orbit inclined 81.4°. 2 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Soyuz 2.1a · Russian Aerospace Defence Forces
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 8th Soyuz 2.1a flight · 3rd this yearRussian Aerospace Defence Forces's 21st launch3rd this yearhumanity's 5,471st orbital launch attempt29th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-2505 · NORAD 40667 · 2015-027 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2015-027A
- Epoch
- 2015-06-05 18:27:25 UTC
- Mean motion
- 16.15701562 rev/day
- Eccentricity
- 0.0082058
- Inclination
- 81.4234°
- Ascending node
- 149.0215°
- Arg. of perigee
- 87.4811°
- Mean anomaly
- 338.0104°
- Element set
- 999
- Rev at epoch
- 2
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; none still in orbit
- Kosmos-2505 · NORAD 40667 · landed September 17, 2015
Soyuz-2-1a 72-171 Blok-I · re-entered June 9, 2015
Data from J. McDowell, planet4589.org
About this launch
Kosmos 2505 was the last Kobalt-M (Yantar-4K2M) film-return reconnaissance satellite flown for the Russian Ministry of Defence.
Pad

43/4 (43R), Plesetsk Cosmodrome, Russian Federation
281st launch from 43/4 (43R), 2nd this year · 1,606th from Plesetsk Cosmodrome, Russian Federation
329 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
98 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Kobalt-M (Kosmos 2505) launch?
Kobalt-M (Kosmos 2505) launched on June 5, 2015. The time is known to the hour, not the minute.
Where can I watch Kobalt-M (Kosmos 2505)?
No webcast is on record for this launch.
What rocket launched Kobalt-M (Kosmos 2505)?
Soyuz 2.1a, flown by Russian Aerospace Defence Forces. Soyuz 2.1a spec sheet
Where did Kobalt-M (Kosmos 2505) launch from?
43/4 (43R), Plesetsk Cosmodrome, Russian Federation.
What orbit did Kobalt-M (Kosmos 2505) reach?
Kosmos-2505, one of 2 catalogued objects, reached a 184 × 293 km orbit inclined 81.4°.
How many satellites did Kobalt-M (Kosmos 2505) launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Soyuz 2.1a - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fsoyuz_2.1a_image_20230805184309.jpg&w=1600)