United States Air ForceThor DM-21 AblestarSpace Launch Complex 2E, Vandenberg SFB, CA, USA
Transit-5BN 3
Launched
April 21, 1964
Summary
Transit-5BN 3 launched on an United States Air Force Thor DM-21 Ablestar from Space Launch Complex 2E, Vandenberg SFB, CA, USA on April 21, 1964. The mission failed. It was United States Air Force's 189th launch, 14th this year and humanity's 318th orbital launch attempt. It was the 14th Thor DM-21 Ablestar flight and the 1st this year. The payload was bound for Polar Orbit (PO).
- Watch
- No webcast on record.
- Vehicle
- Thor DM-21 Ablestar · United States Air Force
- Booster
- No booster details on record.
- Mission
- Navigation · Polar Orbit (PO)
- Milestone
- 14th Thor DM-21 Ablestar flight · 1st this yearUnited States Air Force's 189th launch14th this yearhumanity's 318th orbital launch attempt25th orbital launch attempt this year
Flight preview
About this launch
Transit navigation satellite equipped with nuclear power.
Pad

Space Launch Complex 2E, Vandenberg SFB, CA, USA
16th launch from Space Launch Complex 2E, 2nd this year · 126th from Vandenberg SFB, CA, USA
47 launches from this pad · 919 from Vandenberg SFB, CA, USA
87 days after the previous launch from this pad
Questions
When did Transit-5BN 3 launch?
Transit-5BN 3 launched on April 21, 1964. The time is known to the hour, not the minute.
Where can I watch Transit-5BN 3?
No webcast is on record for this launch.
What rocket launched Transit-5BN 3?
Thor DM-21 Ablestar, flown by United States Air Force. Thor DM-21 Ablestar spec sheet
Where did Transit-5BN 3 launch from?
Space Launch Complex 2E, Vandenberg SFB, CA, USA.
What orbit was Transit-5BN 3 going to?
Polar Orbit (PO), a navigation mission.
![[AUTO] Thor DM-21 Ablestar - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fthor2520dm-212520ablestar_image_20191201205131.jpg&w=1600)