X Report 11 Dec 2024
SpaceX advances with new Starship engine tests and celebrates a festive launch at Vandenberg. Jared Isaacman's NASA nomination brings excitement and scrutiny.
ABS-7 (25894)
COSPAR: 1999-046A | Alt Name: Mugunghwa 3
Image
Additional Sources
Launch Details
Launch Date
September 4, 1999
Launch Site
FRGUI
Launch Pad
ELA2
Launch Vehicle
Ariane 42P
Orbital Elements
NORAD ID
25894
International Designator
1999-046A
Epoch
Sat, 04 Jul 2026 03:58:06 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
6.52°
Right Ascension
70.56°
Eccentricity
Calculating...
Argument of Perigee
25.11°
Period
1440.67 min
Mean Motion
1.00 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Basic Satellite Info
Name
ABS-7
Alternative Name
Mugunghwa 3
Type
Payload
Status
Non-operational
Owner
KTEL
Country
South Korea
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 25894U 99046A 26185.16535047 .00000007 00000-0 00000-0 0 9996
2 25894 6.5179 70.5645 0001924 25.1079 318.8627 0.99953487 97246
Source: Celestrak
Summary
ABS-7 (also known as Mugunghwa 3) is a communication satellite owned by KTEL and operated for Koreasat 3. Launched on September 4, 1999, from ELA2 at the Guiana Space Centre using an Ariane 42P launch vehicle, it has dimensions of 4.6 meters in length, 2.2 meters in diameter, and a span of 22.5 meters. The satellite features a Box + 2 Pan shape with a configuration labeled A2100A and is equipped with 33 transponders (24 Ku-Band, 6 Ku-Band, and 3 Ka-Band) for communication purposes. It has a dry mass of 1332 kilograms and was launched at a mass of 2800 kilograms. The satellite's propulsion system uses a Leros 1C motor and its power source consists of two deployable solar arrays and batteries. Its manufacturer is LMCS (Lockheed Martin Commercial Space Systems).
Physical Characteristics
Length
4.6
Diameter
2.2
Span
22.5
Dry Mass
1332
Launch Mass
2800
Shape
Box + 2 Pan
Radar Cross Section
31.6228
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Koreasat 3
Purpose
Communication
Mission
Communication
Manufacturer
LMCSS
Life Expectancy
Unknown
Bus
A2100
Configuration
A2100A
Motor
Leros 1C
Equipment
24 Ku-Band, 6 Ku-Band, 3 Ka-Band transponders
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.
The Details of Apollo 1
How a catastrophic fire in 1967 fundamentally altered NASA's approach to human spaceflight and continues to influence modern spacecraft design
Deep Space Advanced Radar Capability (DARC)
How a groundbreaking radar network is transforming our ability to monitor threats in deep space while strengthening international security partnerships
Starship V3 Targets May 19 Debut; FCC OKs $2.4B Spectrum Deal | KeepTrack X Report
SpaceX targets May 19 for Starship V3's first flight from Pad 2 as the FCC approves a $2.4B EchoStar spectrum deal for Starlink D2D.
Space Brief 2 Oct 2025
Highlighting ExLabs' Space Force contract, Starlink advances, and developments in orbital communication tech.
Space Brief 6 Dec 2024
Today's brief covers various military applications of climate-monitoring satellites, new defense strategies against unmanned threats, and the potential impacts of geopolitical tensions on orbit.
The Day Humanity's First Modular Space Station Reached Orbit
Thirty-nine years ago, a Proton rocket carried the core of the Mir space station into orbit, launching an unprecedented era of continuous human presence in space and international cooperation
SpaceX Plans Three Launches This Week Including ISRO Rideshare | KeepTrack X Report
SpaceX targets three launches this week including a rideshare mission with India's ISRO into Sun-Synchronous Orbit. Starlink network continues expanding with ongoing satellite deployments.