# DUAL-A1

> Two satellites, DUAL-A and DUAL-A1, were to be launched simultaneously by the U.S.S.R and placed in elongated orbits with the direction of the line of apsides toward the neutral points of the magnetosphere.

**Wikidata**: [Q113172802](https://www.wikidata.org/wiki/Q113172802)  
**Source**: https://4ort.xyz/entity/dual-a1

## Summary
DUAL-A1 was an artificial satellite launched by the U.S.S.R on August 1, 1975 as part of a dual-satellite mission alongside DUAL-A, both placed in elongated orbits with apsides directed toward magnetosphere neutral points.

## Key Facts
- DUAL-A1 is classified as an artificial satellite with NSSDCA ID DUAL-A1
- Launched on August 1, 1975 by the U.S.S.R
- Was part of a coordinated mission with DUAL-A
- Both satellites were placed in elongated orbits
- The orbital configuration aimed at magnetosphere neutral points

## FAQs
### Q: What was DUAL-A1?
A: DUAL-A1 was an artificial satellite launched by the U.S.S.R in 1975 as part of a dual-satellite mission with DUAL-A.

### Q: When was DUAL-A1 launched?
A: DUAL-A1 was launched on August 1, 1975.

### Q: What was the purpose of DUAL-A1?
A: The satellite was placed in an elongated orbit with the line of apsides directed toward magnetosphere neutral points as part of a coordinated scientific mission.

## Why It Matters
DUAL-A1 represents an early Soviet effort in magnetospheric research through coordinated satellite observations. The mission's design, featuring two satellites launched simultaneously in complementary orbits, aimed to provide comprehensive data about the Earth's magnetosphere by studying its neutral points and magnetic field interactions. This approach represented an innovative method for understanding space weather phenomena and the behavior of Earth's magnetic environment, contributing to the broader field of space physics and satellite-based scientific research.

## Notable For
- Part of a pioneering dual-satellite mission with DUAL-A
- Launched simultaneously with DUAL-A
- Designed for magnetospheric research
- Employed elongated orbital configurations
- Directed apsides toward magnetosphere neutral points

## Body
### Launch and Mission
DUAL-A1 was launched on August 1, 1975 as part of a coordinated mission with DUAL-A by the U.S.S.R. The two satellites were intended to be deployed simultaneously and placed in elongated orbits with specific orbital characteristics.

### Orbital Configuration
The satellites were positioned in orbits where the line of apsides (the line connecting the perigee and apogee) was directed toward the neutral points of the magnetosphere. This configuration allowed for comprehensive observations of the magnetospheric boundaries and interactions.

### Scientific Purpose
The mission's primary objective was to study the Earth's magnetosphere through coordinated observations from two satellites positioned in complementary orbits. By having two satellites in different but related orbital paths, scientists could gather more comprehensive data about magnetospheric phenomena.

### Mission Design
The satellites were designed to operate in elongated orbits, which provided extended observation periods and better coverage of the magnetosphere's dynamic regions. The specific orbital parameters were optimized to maximize scientific return from the magnetospheric research.