public EphemerisMetaData withSource(String source) {
        setSource(source);
        return this;
    }
<p>
The <code>EphemerisSource</code> that generated a given ephemeris.
</p>

@param source
       The <code>EphemerisSource</code> that generated a given ephemeris.
@return Returns a reference to this object so that method calls can be chained together.
@see EphemerisSource
aws-java-sdk-groundstation/src/main/java/com/amazonaws/services/groundstation/model/EphemerisMetaData.java