Apogee and Perigee
Understanding the high and low points of every orbit - from the International Space Station's careful dance with Earth's atmosphere to the extreme ellipses that take satellites to the edge of space and back.
GLOBALSTAR M056 (25945)
COSPAR: 1999-058C | Alt Name: Globalstar M056
Image
Additional Sources
Launch Details
Launch Date
October 18, 1999
Launch Site
Launch Pad
LC1
Launch Vehicle
Soyuz-U-PVB
Orbital Elements
NORAD ID
25945
International Designator
1999-058C
Epoch
Sat, 04 Jul 2026 05:16:17 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
51.99°
Right Ascension
245.80°
Eccentricity
Calculating...
Argument of Perigee
198.43°
Period
119.52 min
Mean Motion
12.05 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
GLOBALSTAR M056
Alternative Name
Globalstar M056
Type
Payload
Status
Non-operational
Owner
GLOBT
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 25945U 99058C 26185.21964649 -.00000027 00000-0 70575-3 0 9996
2 25945 51.9941 245.8048 0001463 198.4311 195.8860 12.04786780208671
Source: Celestrak
Summary
GLOBALSTAR M056 is a communication satellite with the NORAD Catalog ID 25945 and OBJECT_ID 1999-058C. It was manufactured by LOR as part of the LS-400 configuration and launched on October 18, 1999, from TYMSC Launch Site, LC1 using a Soyuz-U-PVB launch vehicle. The satellite has dimensions of 1.5 meters in length, 0.6 meters in diameter, and spans 12 meters when its solar arrays are deployed. Its dry mass is 380 kilograms, with an initial launch mass of 450 kilograms. It was designed for a mission lifetime of 7.5 years and is owned by GLOBT, operating under the Globalstar FM56 payload for communication purposes. The satellite's power system includes two deployable solar arrays and batteries. Its shape consists of a box with two panels, and it has a radar cross-section (RCS) of 2.3214 square meters.
Physical Characteristics
Length
1.5
Diameter
0.6
Span
12
Dry Mass
380
Launch Mass
450
Shape
Box + 2 Pan
Radar Cross Section
2.3214
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Globalstar FM56
Purpose
Communication
Mission
Communication
Manufacturer
LOR
Life Expectancy
7.5 years
Bus
LS-400
Configuration
LS-400
Motor
LS-400 AOCS
Equipment
?
Power System
2 deployable 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.
X Report 22 Jan 2025
SpaceX marks a successful launch of 21 Starlink satellites, follows up after Starship explosion, and influences Qantas flights amid a busy operational schedule.
Space Brief 9 Jul 2025
Today's brief covers the U.S. Space Force's new international strategy, Northrop Grumman's Golden Dome project, and ULA's Vulcan launches, alongside military budget priorities.
The Day Superpowers Shared Space
Exactly 52 years ago today, the Soviet Union launched Soyuz 13 - a scientific mission that marked the first time American astronauts and Soviet cosmonauts orbited Earth simultaneously. Armed with a revolutionary ultraviolet telescope, Pyotr Klimuk and Valentin Lebedev would discover elements never before seen in distant nebulae.
Geosynchronous Orbit (GEO)
Understanding the unique orbital sweet spot that keeps satellites perfectly positioned above Earth
Space Brief 25 May 2025
Today's brief covers crucial developments in satellite technology and operations, including new Starlink launches, groundbreaking satellite data on flood waves, and pivotal changes in South African telecom policy driven by Starlink.
Space Brief 17 Jan 2025
Today's brief covers developments involving Space Force officials, Sierra Space's satellite milestone, and Voyager Space's rebranding for national security focus. Additionally, we spotlight the Cosmos 447 satellite.
The Day Earth Became a Pale Blue Dot
Thirty-five years ago, Voyager 1 captured a revolutionary series of images from the edge of our solar system, forever changing how humanity sees its place in the cosmos