Khrunichev State Research and Production Space CenterProton-M Briz-M81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan
Blagovest No.11L (Kosmos 2520)
Launched
August 16, 2017 · 22:07 UTC
Summary
Blagovest No.11L (Kosmos 2520) launched on a Khrunichev State Research and Production Space Center Proton-M Briz-M from 81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan on August 16, 2017 at 22:07 UTC. It was Khrunichev State Research and Production Space Center's 178th launch, 1st this year and humanity's 5,665th orbital launch attempt. It was the 58th Proton-M Briz-M flight and the 2nd this year. The payload was bound for Geostationary Transfer Orbit (GTO). Kosmos-2520, one of 3 catalogued objects, reached a 411 × 35,765 km orbit inclined 48.7°. 3 objects from this launch are catalogued, one of them a payload.
- Watch
- Vehicle
- Proton-M Briz-M · Khrunichev State Research and Production Space Center
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Transfer Orbit (GTO)
- Milestone
- 58th Proton-M Briz-M flight · 2nd this yearKhrunichev State Research and Production Space Center's 178th launch1st this yearhumanity's 5,665th orbital launch attempt50th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-2520 · NORAD 42907 · 2017-046 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2017-046A
- Epoch
- 2017-08-17 02:09:36 UTC
- Mean motion
- 2.2696091 rev/day
- Eccentricity
- 0.7227269
- Inclination
- 48.6765°
- Ascending node
- 305.9809°
- Arg. of perigee
- 359.8915°
- Mean anomaly
- 13.7435°
- 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: GTO. Ascent drawn from padside's representative profile.
Catalogued objects
3 catalogued: 1 payload, 1 rocket stage, 1 component; 2 still in orbit
- Kosmos-2520 · NORAD 42907 · in orbit
Briz-M No. 99562 · in orbit
Data from J. McDowell, planet4589.org
About this launch
This is a military communications satellite developed for the Russian Defence Ministry. Blagovest â„–11L is fitted with Ku-band and Q-band transponders and is expected to operate in geostationary orbit for 15 years.
Pad

81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan
86th launch from 81/24 (81P), 2nd this year · 1,480th from Baikonur Cosmodrome, Republic of Kazakhstan
Local pad time at liftoff: Aug 17, 4:07 AM GMT+6, at night
93 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
69 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Blagovest No.11L (Kosmos 2520) launch?
Blagovest No.11L (Kosmos 2520) launched on August 16, 2017 at 22:07 UTC.
Where can I watch Blagovest No.11L (Kosmos 2520)?
Coverage: Пуск ракеты-носителя «Протон-М» с космическим аппаратом Минобороны России-«Космос-2520». Watch the replay
What rocket launched Blagovest No.11L (Kosmos 2520)?
Proton-M Briz-M, flown by Khrunichev State Research and Production Space Center. Proton-M Briz-M spec sheet
Where did Blagovest No.11L (Kosmos 2520) launch from?
81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan. Liftoff was Aug 17, 4:07 AM GMT+6 local time at the pad.
What orbit did Blagovest No.11L (Kosmos 2520) reach?
Kosmos-2520, one of 3 catalogued objects, reached a 411 × 35,765 km orbit inclined 48.7°.
How many satellites did Blagovest No.11L (Kosmos 2520) launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Proton-M Briz-M - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fproton-m2520briz-m_image_20190224012317.jpeg&w=1600)