Space Brief 16 Aug 2025
Today's brief covers ULA's new mission for the US Space Force, China's moon rocket test, delays in the DARC radar system, and SpaceX's Starlink launches.
COSMOS 2399 (27856)
COSPAR: 2003-035A | Alt Name: Kosmos-2399
DECAYED
Image
Additional Sources
Launch Details
Launch Date
August 12, 2003
Launch Site
Launch Pad
LC31
Launch Vehicle
Soyuz-U-PVB
Orbital Elements
NORAD ID
27856
International Designator
2003-035A
Decay Date
12/9/2003
Basic Satellite Info
Name
COSMOS 2399
Alternative Name
Kosmos-2399
Type
Payload
Status
Decayed
Owner
KVR
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
COSMOS 2399, also known as Kosmos-2399, is a reconnaissance satellite designed for photo (film return) missions launched by Russia on August 12, 2003, from the Tyuratam Space Center using Soyuz-U-PVB launch vehicle. The spacecraft has dimensions of 6.3 meters in length and 2.7 meters in diameter with a span of 6.3 meters. It had a dry mass of 6600 kilograms and weighed 6800 kilograms at launch. Manufactured by ARSL, the satellite's mission was to conduct reconnaissance operations for KVR. The satellite was equipped with the Don No. 7L payload and operated for about 60 days in orbit. Its shape is cylindrical with two pans, and its RCS value is 10.
Physical Characteristics
Length
6.3
Diameter
2.7
Span
6.3
Dry Mass
6600
Launch Mass
6800
Shape
Cyl + 2 Pan
Radar Cross Section
10
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Don No. 7L
Purpose
Reconnaissance, photo (film return)
Mission
Reconnaissance, photo (film return)
Manufacturer
ARSL
Life Expectancy
60 days
Bus
Orlets
Configuration
Unknown
Motor
11D428
Equipment
Unknown
Power System
Unknown
ADCS
Unknown
Transmitter Frequency
Unknown
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