Space Brief 3 Oct 2025
Today's Space Brief delves into military satellite advancements and significant contract awards for space platforms, alongside pivotal European missile warning systems.
GOKTURK 1A (41875)
COSPAR: 2016-073A | Alt Name: Gokturk-1
Image
Additional Sources
Launch Details
Orbital Elements
NORAD ID
41875
International Designator
2016-073A
Epoch
Sat, 04 Jul 2026 06:40:42 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
98.12°
Right Ascension
79.68°
Eccentricity
Calculating...
Argument of Perigee
77.96°
Period
98.44 min
Mean Motion
14.63 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
GOKTURK 1A
Alternative Name
Gokturk-1
Type
Payload
Status
Operational
Owner
MSBTR
Country
Turkey
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 41875U 16073A 26185.27826620 .00000327 00000-0 73182-4 0 9994
2 41875 98.1229 79.6835 0001406 77.9555 282.1804 14.62786667511325
Source: Celestrak
Summary
GOKTURK 1A, also known as Gokturk-1, is a reconnaissance satellite operated by MSBTR (Turkish Intelligence Agency). Launched on December 5, 2016, from the Guiana Space Center using Vega launch vehicle, it has a configuration based on Thales Alenia Space's Proteus Bus. The spacecraft measures 4.2 meters in length with a diameter of 1.6 meters and spans up to 10 meters when its solar arrays are deployed. It weighs 950 kilograms dry and had a launch mass of 1060 kilograms. Equipped for optical reconnaissance, it is powered by two deployable fixed solar arrays and batteries. The satellite's operational lifetime is projected at seven years.
Physical Characteristics
Length
4.2
Diameter
1.6
Span
10
Dry Mass
950
Launch Mass
1060
Shape
Box + 2 panels
Radar Cross Section
3.1623
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Gokturk-1
Purpose
Reconnaissance, optical
Mission
Reconnaissance, optical
Manufacturer
THALES
Life Expectancy
7 years
Bus
PROTEUS
Configuration
Proteus Bus
Motor
AOCS
Equipment
Unknown
Power System
2 deployable fixed solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
NASA Tests Artemis 2 Fueling, Saudi Unveils DebriSolver Winners | KeepTrack Space Brief
NASA conducts critical Artemis 2 rocket fueling test. Saudi Space Agency announces global DebriSolver competition winners. SpaceX and Bezos push orbital data center plans.
Starship Flight 12 Debuts Ship V3 as SDA Reorganizes York Space | KeepTrack Space Brief
SpaceX's Starship Flight 12 debuts Ship 39 and Booster 19 on May 19, while York Space faces investor confusion as Space Force reorganizes the Space Development Agency.
X Report 25 Jun 2025
SpaceX successfully launched the historic Axiom-4 mission to the ISS, marking a significant milestone in private space travel, while also expanding Starlink's reach into Vietnam's healthcare sector.
Starbase Pad 2 Preps for Booster 19, Starlink Disrupts Russian Comms | KeepTrack X Report
Starbase Pad 2 passes water-cooled deck test ahead of Booster 19. Starlink restrictions disrupt Russian battlefield communications. California city weighs banning Musk companies.
Vulcan GEM 63XL Passes Static Fire; February Anomaly Still Under Investigation | KeepTrack Space Brief
Northrop Grumman's GEM 63XL solid rocket booster passed static fire testing, but ULA's investigation into a February 2026 Vulcan in-flight anomaly remains open. No RTF date set.
X Report 4 Jan 2025
SpaceX kicks off 2025 with successful launches and a record-breaking outlook, aiming to maintain its market leadership amidst emerging competition.
The Day the Dyna-Soar Dream Died
Exactly 62 years ago, Defense Secretary Robert McNamara ended the X-20 Dyna-Soar program, canceling one of the most ambitious spaceplane projects of the early Space Race - a vehicle that could have put aircraft in orbit decades before the Space Shuttle.