As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH, CREW SELECTED LANDING GEAR DOWN. RIGHT MAIN SHOWED UNSAFE. CREW ABORTED APPROACH AND PERFORMED QRH PROCEDURES TO ATTEMPT TO REMEDY THE PROBLEM. CREW WERE UNABLE TO GET A GREEN INDICATION FOR THE RIGHT MAIN. CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. IT WAS DETERMINED TO BE AN INDICATION PROBLEM.