PAD81/24 (81P)
SITEBaikonur Cosmodrome, Republic of Kazakhstan →ORBITGeostationary Transfer Orbit
TYPECommunications
MISSION OVERVIEW
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.
LAUNCH DETAILS
VEHICLE
Proton-M Briz-MMISSION
Blagovest No.11L (Kosmos 2520)
MISSION TYPE
Communications
TARGET ORBIT
Geostationary Transfer Orbit
LAUNCH PAD
81/24 (81P)LAUNCH SITE
Baikonur Cosmodrome, Republic of KazakhstanCOUNTRY
RUS
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Half-year
LAUNCH LIBRARY 2 PRIMARY
API ID: 3265cecd-79a4-4053-9626-30ccb5b1f782
Reported date: Aug 16, 2017 at 22:07 UTC
Last synced: 5 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
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VEHICLE — Proton-M Briz-M →
MANUFACTURER
Khrunichev State Research and Production Space Center
VARIANT
Briz-M
FLIGHTS
68
SUCCESSES
62
SUCCESS RATE
91.2%
FREQUENTLY ASKED QUESTIONS
When is the Proton-M/Briz-M | Blagovest No.11L (Kosmos 2520) launch?
The Proton-M/Briz-M | Blagovest No.11L (Kosmos 2520) is scheduled for Wednesday, August 16, 2017 at 10:07 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Blagovest No.11L (Kosmos 2520)?
The Proton-M/Briz-M | Blagovest No.11L (Kosmos 2520) mission uses the Proton-M Briz-M rocket, manufactured by Khrunichev State Research and Production Space Center. The Proton-M Briz-M has flown 68 times with a 91.2% success rate.
Where is the Proton-M/Briz-M | Blagovest No.11L (Kosmos 2520) launching from?
The launch takes place from 81/24 (81P) at Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit is Blagovest No.11L (Kosmos 2520) going to?
The Blagovest No.11L (Kosmos 2520) mission is targeting Geostationary Transfer Orbit.
Who is launching Blagovest No.11L (Kosmos 2520)?
The Proton-M/Briz-M | Blagovest No.11L (Kosmos 2520) is operated by Khrunichev State Research and Production Space Center.
Can I watch the Proton-M/Briz-M | Blagovest No.11L (Kosmos 2520) launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
LAUNCH TIMELINE
Mar 28, 2026 20:33 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 28, 2026 20:33 UTC
Launch date set: Aug 16, 2017 at 22:07 UTC
NET (No Earlier Than) confirmed by Khrunichev State Research and Production Space Center
Mar 28, 2026 20:33 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 5 hours ago
●Launch Library 25 hours ago
Launch ID: 3265cecd-79a4-4053-9626-30ccb5b1f782
●Open-Meteo Weather6 hours ago
Pad weather at 46.07, 62.98
●YouTube Video Search2 weeks ago
1 video discovered
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