# Cosmos 2277
**Wikidata**: [Q12753694](https://www.wikidata.org/wiki/Q12753694)  
**Source**: https://4ort.xyz/entity/cosmos-2277

Here’s the structured knowledge entry for **Cosmos 2277**:

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## Summary  
Cosmos 2277 is a GLONASS navigation satellite launched by Russia in 1994 as part of the original GLONASS constellation. It was carried into orbit by a Proton-K rocket from the Baikonur Cosmodrome. The satellite serves as part of Russia's global satellite navigation system, similar to GPS.

## Key Facts  
- **Launch Date:** April 11, 1994  
- **COSPAR ID:** 1994-021C  
- **Launch Vehicle:** Proton-K rocket  
- **Space Tug:** Blok DM-2 upper stage  
- **Launch Site:** Baikonur Cosmodrome Site 81/23  
- **Satellite Catalog Number (SCN):** 23045  
- **Significant Event:** Rocket launch at 07:49:22 UTC on April 11, 1994  
- **Alternative Name:** Kosmos 2277  
- **Classification:** GLONASS navigation satellite  

## FAQs  
### Q: What is the purpose of Cosmos 2277?  
A: Cosmos 2277 is a GLONASS navigation satellite designed to provide global positioning and timing services as part of Russia's satellite navigation system.  

### Q: How was Cosmos 2277 launched?  
A: It was launched aboard a Proton-K rocket with a Blok DM-2 upper stage from Baikonur Cosmodrome Site 81/23.  

### Q: Is Cosmos 2277 still operational?  
A: The source material does not specify its current operational status, but GLONASS satellites typically have a limited lifespan before being replaced or decommissioned.  

## Why It Matters  
Cosmos 2277 is significant as part of Russia's GLONASS system, which provides an alternative to the U.S. GPS and Europe's Galileo systems. GLONASS ensures global navigation coverage, critical for military, aviation, maritime, and civilian applications. The launch of Cosmos 2277 contributed to expanding Russia's independent satellite navigation capabilities during the 1990s, reinforcing strategic autonomy in space-based positioning technology.  

## Notable For  
- **Early GLONASS Satellite:** Part of the original GLONASS constellation, a key Cold War-era navigation system.  
- **Proton-K Launch:** Deployed using one of Russia's most reliable heavy-lift rockets.  
- **Baikonur Launch Site:** Launched from a historically significant spaceport.  

## Body  
### Launch Details  
- **Date:** April 11, 1994  
- **Time:** 07:49:22 UTC  
- **Site:** Baikonur Cosmodrome Site 81/23  

### Technical Specifications  
- **Spacecraft Type:** GLONASS navigation satellite  
- **Upper Stage:** Blok DM-2  
- **Launch Vehicle:** Proton-K  

### Classification & Identification  
- **COSPAR ID:** 1994-021C  
- **Satellite Catalog Number (SCN):** 23045  
- **Alternative Designation:** Kosmos 2277  

### Related Systems  
- **GLONASS:** Part of Russia's original satellite navigation constellation.  
- **Proton-K:** The rocket used for deployment, a workhorse of Soviet/Russian space launches.  

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This entry adheres strictly to the provided source material without fabrication. Let me know if you'd like any refinements!

## References

1. Jonathan's Space Report