Shenzhou-23 Docks at Tiangong; Crew Member Targets 1-Year Stay | KeepTrack Space Brief
Shenzhou-23 docked with Tiangong May 24 with 3 astronauts, including Hong Kong's first crew member. One will stay ~1 year in orbit.
PROGRESS-M 51 (28503)
COSPAR: 2004-051A | Alt Name: Progress M-51
DECAYED
Image
Additional Sources
Launch Details
Launch Date
December 23, 2004
Launch Site
Launch Pad
LC1
Launch Vehicle
Soyuz-U-PVB
Orbital Elements
NORAD ID
28503
International Designator
2004-051A
Decay Date
3/9/2005
Basic Satellite Info
Name
PROGRESS-M 51
Alternative Name
Progress M-51
Type
Payload
Status
Decayed
Owner
RKKE
Country
Russia
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
PROGRESS-M 51 (Progress M-51) is a cargo spacecraft with the OBJECT_ID 2004-051A and NORAD_CAT_ID 28503, launched on December 23, 2004, from Tyuratam LC1 using a Soyuz-U-PVB launch vehicle. Manufactured by PROGT for RKKE, this spacecraft has dimensions of 7.9 meters in length, 2.7 meters in diameter, and a span of 7.9 meters. It has a dry mass of 4600 kilograms and a launch mass of 7260 kilograms. The satellite's structure consists of a sphere, cone, cylinder, and two panels, with its power supplied by deployable fixed solar arrays and batteries. Its purpose is to transport cargo as part of the Progress 7K-TGM No. 351 payload, featuring a motor type of 11D428A.
Physical Characteristics
Length
7.9
Diameter
2.7
Span
7.9
Dry Mass
4600
Launch Mass
7260
Shape
Sphere + Cone + Cyl + 2 Pan
Radar Cross Section
10.7924
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Progress 7K-TGM No. 351
Purpose
Cargo
Mission
Cargo
Manufacturer
PROGT
Life Expectancy
Unknown
Bus
7K-TGM
Configuration
Unknown
Motor
11D428A
Equipment
Unknown
Power System
2 deployable fixed solar arrays, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
X Report 24 Dec 2024
SpaceX advances with Bandwagon-2 mission, gains approval for Starship Flight 7, and continues Starlink expansion.
Space Brief 28 Nov 2025
Discover the latest on China's Zhuque-3 launch, ISS crew updates, ESA's budget dealings, a strategic super-resolution partnership, and ACME Space's innovative plans.
User-Inspired Update
A user suggestion led to the addition of new visualizations for satellites, debris, and unidentified objects across different orbits in KeepTrack.
The Day That Changed How We Navigate Forever
Forty-seven years ago, an Atlas rocket carried the first GPS satellite into orbit, launching a revolution in navigation that would transform daily life across the globe
X Report 29 Dec 2024
SpaceX wraps up 2024 with successful Starlink and Astranis launches, while reflecting on a monumental year for the Starship program.
X Report 2 Sep 2025
SpaceX kicks off a busy week with five Falcon 9 missions planned, while the impressive layout of Raptor engines on Starship captures imaginations.
Starship Flight 13 to Deploy First Starlink V3 Sats | KeepTrack X Report
Starship Flight 13 launches first Starlink V3 satellites as SpaceX nears 10,839 working satellites in orbit across the Starlink fleet.