X Report 15 Dec 2025
SpaceX made significant strides in satellite deployment with successful launches of 27 and 29 Starlink satellites, marking both a milestone in landings and ongoing expansion of the Starlink constellation.
TERRASAR-X (31698)
COSPAR: 2007-026A | Alt Name: TerraSAR-X
Image
Additional Sources
Launch Details
Launch Date
June 15, 2007
Launch Site
Launch Pad
LC109/95
Launch Vehicle
Dnepr
Orbital Elements
NORAD ID
31698
International Designator
2007-026A
Epoch
Wed, 01 Jul 2026 14:48:18 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
97.45°
Right Ascension
190.12°
Eccentricity
Calculating...
Argument of Perigee
88.18°
Period
94.79 min
Mean Motion
15.19 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
TERRASAR-X
Alternative Name
TerraSAR-X
Type
Payload
Status
Operational
Owner
DLR2/EASF
Country
Germany
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 31698U 07026A 26182.61687754 .00000688 00000-0 35949-4 0 9991
2 31698 97.4453 190.1187 0001948 88.1804 271.9654 15.19153219 55415
Source: Celestrak
Summary
TERRASAR-X, also known as TerraSAR-X, is an Earth observation satellite equipped with SAR (X-Band) technology for high-resolution imaging. Launched on June 15, 2007, from the TYMSC launch site using a Dnepr launch vehicle from LC109/95, it has a configuration based on the AstroBus platform. The spacecraft measures 5.2 meters in length and diameter with a span of 5.2 meters, featuring a hexagonal cylindrical body plus an antenna structure. With a dry mass of 1300 kg and a launch mass of 1346 kg, it is powered by solar cells and batteries. The satellite was designed for a five-year lifetime and operates under the ownership of DLR2/EASF, manufactured by EASF. Its primary mission involves Earth observation utilizing SAR technology, with an RCS value of 2.2673 and AOCS as its attitude control system.
Physical Characteristics
Length
5.2
Diameter
2.3
Span
5.2
Dry Mass
1300
Launch Mass
1346
Shape
Hex Cyl + Ant
Radar Cross Section
2.2673
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
TerraSAR-X
Purpose
Earth observation (SAR)
Mission
Earth observation (SAR)
Manufacturer
EASF
Life Expectancy
5 years
Bus
TerraSAR
Configuration
AstroBus
Motor
AOCS
Equipment
SAR (X-Band)
Power System
Solar cells, 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.
Space Brief 31 Dec 2025
Notable space events as the year closes: China's record orbital launches, Vandenberg's new launch site, Rocket Lab's achievements, and urgent MAVEN recovery efforts.
Artemis 2 Delayed by Upper Stage Issue, Falcon 9 Hits 33rd Flight | KeepTrack Space Brief
NASA delays Artemis 2 for SLS upper stage fix and pad rollback. SpaceX Falcon 9 booster shatters reuse record with 33rd flight. Tory Bruno joins Blue Origin for defense work.
The Multi-Orbit Myth? Why One Startup Thinks the Satellite Industry Got It Wrong
The satellite industry's biggest operators are betting on multi-orbit architectures that combine LEO, MEO, and GEO into unified networks. A San Francisco startup called Contrivian thinks they've overcomplicated the problem, and the physics might be on its side.
X Report 8 May 2025
SpaceX launches 28 more Starlink satellites while addressing conflicts of interest and expanding home connectivity with a new router.
Space Brief 22 Nov 2025
Today's brief covers Blue Origin's national security mission, a new missile interceptor project by Space Force, developments with Starship boosters, and more.
FAA Grounds Starship V3 After Flight 12, X Report 28 May 2026
FAA grounds SpaceX Starship V3 after the Flight 12 mishap, freezing the launch schedule. Plus a $2.29B Space Force contract and 10,397 working Starlinks.
Planet Delays Iran Imagery 14 Days Amid Regional Conflict | KeepTrack Space Brief
Planet Labs institutes 14-day delay on imagery covering Iran and Gulf States. Commercial remote sensing faces new operational security pressures as conflict escalates.