1. DATE TIM! GltOU' :1, SOUACE 4. NUMIIR OP OIJICTI s. LENGTH OP OIIIIIVATION 9. PHYSICAL IVIDINCI 2. LOCATION 10. CONCLUSION U. 1111, SUMMARY AND ANALY&fl ATIC document 120744 (A) UNCLASSIFIED'.' At approximatel707JOZ ~+March 19$3 and again at 07JOZ S April 1953 a civilian special investigator emplo7ed by the Alaskan R:J lroad observed from his residence in _ Anchorage a bright light 1n the vicini t7 of Mt. Susi tna. This light was approxima t,ely abo the horison and described as about the sanae size as a basketball and est.iJnated to be 70 'lea away. Weather at the time or sighting on 20 Mar waa clear with 20 mlea viaibil1t7. On 4 Apr there were scattered clouds at 800()' visibility 1.5. nd.lea. On both occasions the light was observed by two other persona. ATIC COMMEMTa The preparing otticer states the following: Investigation or data hae not delin1tel7 established the cauae or source of the light. Possibility exista that the source observed Planet Jupiter which appears very bright in the approximate position or observed light UNCLASSIFIED