# Kosmos 2471

> Russian GLONASS navigation satellite

**Wikidata**: [Q6433282](https://www.wikidata.org/wiki/Q6433282)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kosmos_2471)  
**Source**: https://4ort.xyz/entity/kosmos-2471

## Summary
Kosmos 2471 is a Russian GLONASS navigation satellite launched in 2011 as part of the GLONASS-K series, designed to enhance Russia's satellite navigation capabilities. It was the first operational GLONASS-K satellite, marking a modernization of the GLONASS constellation. Launched aboard a Soyuz-2.1b rocket, it operates in medium Earth orbit to provide global positioning services.

## Key Facts
- **Launch Date**: 2011-02-26 at 03:07:15 UTC from Plesetsk Cosmodrome Site 43/4.
- **Launch Vehicle**: Soyuz-2.1b (serial number 77024-208) with a Fregat upper stage.
- **Manufacturer**: JSC Information Satellite Systems Reshetnev.
- **Mass**: 962 kilograms.
- **COSPAR ID**: 2011-009A; **SCN**: 37372.
- **Operator**: Russian Space Forces.
- **Mission**: Provides navigation signals as part of the GLONASS system.
- **Preceded By**: None (first GLONASS-K satellite); **Succeeded By**: Kosmos 2501.
- **Satellite Bus**: Ekspress-1000K.
- **Power**: Equipped with two spacecraft solar arrays.

## FAQs
### Q: When was Kosmos 2471 launched?
A: Kosmos 2471 was launched on February 26, 2011, at 03:07:15 UTC from Plesetsk Cosmodrome Site 43/4.

### Q: What is the purpose of Kosmos 2471?
A: It is a navigation satellite in the GLONASS system, providing radio-based positioning, navigation, and timing services for military and civilian use.

### Q: What rocket was used to launch Kosmos 2471?
A: The satellite was launched using a Soyuz-2.1b rocket with a Fregat upper stage.

## Why It Matters
Kosmos 2471 is significant as the first operational satellite in the GLONASS-K series, representing a technological upgrade to Russia's navigation constellation. It extended the lifespan and accuracy of the GLONASS system, which is critical for both military and civilian applications, including aviation, maritime navigation, and land surveying. As part of a network of satellites, it ensures global coverage and redundancy, contributing to Russia's strategic independence in satellite navigation. Its successful deployment demonstrated advancements in Russian space technology, including the use of the Soyuz-2.1b launch vehicle and the Ekspress-1000K satellite bus.

## Notable For
- First operational GLONASS-K satellite, introducing improved navigation signals and extended operational lifespan.
- Utilized the Soyuz-2.1b rocket, a modernized launch vehicle with increased payload capacity.
- Manufactured by JSC Reshetnev, a key enterprise in Russian satellite production.
- Operates in medium Earth orbit (MEO) as part of a 24-satellite constellation for global coverage.
- Equipped with two solar arrays for power generation, enabling long-term mission operation.

## Body
### Launch Details
- **Date/Time**: 2011-02-26 at 03:07:15 UTC.
- **Launch Site**: Plesetsk Cosmodrome Site 43/4.
- **Rocket**: Soyuz-2.1b (serial 77024-208) with Fregat upper stage.
- **Mission**: Navigation support for the GLONASS system.

### Technical Specifications
- **Mass**: 962 kg.
- **Satellite Bus**: Ekspress-1000K.
- **Power**: Two solar arrays.
- **Orbit**: Medium Earth orbit (MEO).

### Mission and Operations
- **Operator**: Russian Space Forces.
- **Function**: Provides L1, L2, and L3 navigation signals for military and civilian use.
- **Constellation**: Part of the 24-satellite GLONASS network.
- **Legacy**: Paved the way for subsequent GLONASS-K satellites, including Kosmos 2501.

### Design and Manufacturing
- **Manufacturer**: JSC Information Satellite Systems Reshetnev.
- **Class**: GLONASS-K (Uragan-K1 No. 11L).
- **Aliases**: GLONASS-K 11L, Uragan-K #1, Glonass-K 701.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "Thing",
  "name": "Kosmos 2471",
  "description": "Russian GLONASS navigation satellite",
  "url": "https://en.wikipedia.org/wiki/Kosmos_2471",
  "sameAs": [
    "https://www.wikidata.org/wiki/Q6272367",
    "https://en.wikipedia.org/wiki/Kosmos_2471"
  ],
  "additionalType": "GLONASS-K"
}

## References

1. [Source](https://space.skyrocket.de/doc_sdat/uragan-k1.htm)
2. Jonathan's Space Report
3. [Source](https://space.skyrocket.de/doc_lau_det/soyuz-2-1b_fregat.htm)
4. Freebase Data Dumps. 2013
5. [Source](https://space.skyrocket.de/doc_stage/fregat.htm)