# Cosmos 278
**Wikidata**: [Q12907675](https://www.wikidata.org/wiki/Q12907675)  
**Source**: https://4ort.xyz/entity/cosmos-278

## Summary
Cosmos 278 (also Kosmos 278) is a Soviet Zenit-2 class satellite that was launched on 1969-04-09. It lifted off from Plesetsk Cosmodrome Site 41 at 13:00:01 local time aboard a Voskhod launch vehicle and is cataloged as COSPAR 1969-034A (scn 03883).

## Key Facts
- Cosmos 278 is an instance of the Zenit-2 satellite class.
- Alternate name/alias: Kosmos 278.
- COSPAR ID: 1969-034A.
- SCN (catalog) value: 03883.
- Launch date (point in time): 1969-04-09.
- Launch time (qualified significant event): 13:00:01 on 1969-04-09.
- Launch site (start point): Plesetsk Cosmodrome Site 41.
- Launch vehicle: Voskhod.
- Significant event recorded: rocket launch from Plesetsk Cosmodrome Site 41 on 1969-04-09.
- External identifiers: Wolfram Language entity code Entity["Satellite", "03883"]; sitelink_count = 4; Wikipedia language presences: hu, mk, sh, sr.

## FAQs
### Q: What is Cosmos 278?
A: Cosmos 278 is a Zenit-2 class satellite (also listed as Kosmos 278) launched by the Soviet space program on 1969-04-09. It is cataloged under COSPAR ID 1969-034A and scn 03883.

### Q: When and where was Cosmos 278 launched?
A: Cosmos 278 was launched on 1969-04-09 from Plesetsk Cosmodrome Site 41. The recorded launch time is 13:00:01 on that date.

### Q: What launch vehicle placed Cosmos 278 into orbit?
A: The satellite was launched aboard a Voskhod launch vehicle.

### Q: How is Cosmos 278 indexed in databases?
A: It is identified by COSPAR ID 1969-034A, scn 03883, and the Wolfram Language entity code Entity["Satellite", "03883"].

## Why It Matters
Cosmos 278 is a documented example of the Zenit-2 class of Soviet satellites and thus forms part of the historical record of Soviet space activity in 1969. Its recorded launch from Plesetsk Cosmodrome Site 41 aboard a Voskhod vehicle provides a concrete data point for the operational use of that launch site and vehicle type during the period. The satellite’s standardized identifiers (COSPAR ID 1969-034A and scn 03883) and presence in structured databases (including a Wolfram Language entity code and multiple Wikipedia language entries) make it traceable across catalogues and useful for researchers tracking spacecraft lineages, launch histories, and class-level deployments. As a named Cosmos/Kosmos entry, it contributes to the continuity of the Kosmos designation series used by the Soviet program and helps preserve launch chronology and technical provenance for analysts and historians.

## Notable For
- Being an instance of the Zenit-2 satellite class.
- Launch date: 1969-04-09 at 13:00:01 from Plesetsk Cosmodrome Site 41.
- Launch vehicle: Voskhod.
- Cataloged identifiers: COSPAR 1969-034A and scn 03883.
- Recorded in multiple reference systems (Wolfram Language entity and several Wikipedia language entries).

## Body
### Overview
- Name: Cosmos 278 (alias Kosmos 278).
- Class: Zenit-2.
- Country/context: Soviet-era spacecraft (implicit from associated launch systems and site).

### Identification and Cataloging
- COSPAR ID: 1969-034A.
- SCN (catalog number): 03883.
- Wolfram Language entity code: Entity["Satellite", "03883"].
- Sitelink count in the provided source data: 4.
- Wikipedia language entries noted: Hungarian (hu), Macedonian (mk), Serbo-Croatian variants (sh, sr).

### Launch Details
- Launch date (point in time): 1969-04-09.
- Launch time (recorded significant-event qualifier): 13:00:01 on 1969-04-09.
- Launch site / start point: Plesetsk Cosmodrome Site 41.
- Launch vehicle used: Voskhod.
- Significant event recorded: rocket launch from Plesetsk Cosmodrome Site 41 on 1969-04-09.

### Classification and Relationships
- Instance of: Zenit-2 class (spacecraft class entry).
- Associated launch vehicle class entry: Voskhod (listed as the launch vehicle).
- Related class entries present in source material: Zenit-2 [class]; Voskhod [class] (both vehicle and crewed spacecraft series are noted in related items).

### References / Metadata (as provided)
- Structured-property source references are attached in the original dataset (e.g., references tagged P248 and P143 in the source material).
- Language presence and indexing noted for cross-reference and lookup.

(End of entry)

## References

1. Jonathan's Space Report