# Cosmos 503
**Wikidata**: [Q13566866](https://www.wikidata.org/wiki/Q13566866)  
**Source**: https://4ort.xyz/entity/cosmos-503

## Summary
Cosmos 503 was a Soviet satellite launched on July 19, 1972, from Plesetsk Cosmodrome Site 43. It belonged to the Zenit-4M class and was part of the broader Kosmos series.

## Key Facts
- **Serial Number:** 06114
- **COSPAR ID:** 1972-056A
- **Launch Date:** July 19, 1972
- **Launch Vehicle:** Voskhod
- **Launch Site:** Plesetsk Cosmodrome Site 43
- **Class:** Zenit-4M
- **Launch Time:** 13:45:00 UTC
- **Aliases:** Kosmos 503
- **Wikipedia Languages:** Macedonian (mk), Serbo-Croatian (sh), Serbian (sr)

## FAQs
### Q: What was the purpose of Cosmos 503?
A: The specific purpose of Cosmos 503 is not detailed in the provided source material. As a Zenit-4M satellite, it likely performed reconnaissance or Earth observation tasks typical of its class.

### Q: When and where was Cosmos 503 launched?
A: Cosmos 503 was launched on July 19, 1972, at 13:45:00 UTC from Plesetsk Cosmodrome Site 43.

### Q: What launch vehicle was used for Cosmos 503?
A: Cosmos 503 was launched using a Voskhod rocket.

### Q: What is the relationship between Cosmos 503 and the Zenit-4M class?
A: Cosmos 503 is an instance of the Zenit-4M class, meaning it was built according to the specifications and design of that satellite model.

## Why It Matters
Cosmos 503 represents a specific instance within the extensive Soviet Kosmos satellite program, which was crucial for advancing Soviet space capabilities during the Cold War. As a Zenit-4M satellite, it contributed to the operational deployment of reconnaissance satellites, providing valuable intelligence data. Its launch from Plesetsk Cosmodrome highlights the importance of that launch site in the Soviet space effort. Understanding individual satellites like Cosmos 503 helps document the scale and technical achievements of the Soviet space program during this period, contributing to the broader history of space exploration and satellite technology development.

## Notable For
- Being a specific satellite instance identified by serial number 06114 within the Zenit-4M class.
- Its precise launch details: July 19, 1972, at 13:45:00 UTC from Plesetsk Site 43.
- Launch using the Voskhod rocket, a key Soviet launch vehicle.
- Its inclusion in the Kosmos series, a vast and long-running Soviet satellite program.
- Having COSPAR ID 1972-056A, its unique international identifier.

## Body
### Identification and Classification
- **Entity:** Cosmos 503 (also known as Kosmos 503)
- **Serial Number (SCN):** 06114
- **COSPAR ID:** 1972-056A
- **Instance Of:** Zenit-4M
- **Class:** Zenit-4M (a type of reconnaissance satellite)
- **Series:** Kosmos (a broad Soviet satellite program)

### Launch Details
- **Launch Date:** July 19, 1972
- **Launch Time:** 13:45:00 UTC
- **Launch Site:** Plesetsk Cosmodrome Site 43
- **Launch Vehicle:** Voskhod
- **Significant Event:** Rocket Launch

### Related Entities
- **Related Class:** Zenit-4M
- **Related Launch Vehicle:** Voskhod (Soviet launch vehicle)
- **Related Spacecraft Series:** Voskhod (Soviet crewed spacecraft series)

### Digital Presence
- **Sitelink Count:** 3 (indicating presence on 3 Wikimedia projects)
- **Wikipedia Languages:** Macedonian (mk), Serbo-Croatian (sh), Serbian (sr)
- **Wolfram Language Entity Code:** Entity["Satellite", "06114"]

## References

1. Jonathan's Space Report