United States Air ForceAtlas F/PTSSpace Launch Complex 3W, Vandenberg SFB, CA, USA
NTS 1
Launched
July 14, 1974
Summary
NTS 1 launched on an United States Air Force Atlas F/PTS from Space Launch Complex 3W, Vandenberg SFB, CA, USA on July 14, 1974. It was United States Air Force's 621st launch, 9th this year and humanity's 1,597th orbital launch attempt. It was the 1st Atlas F/PTS flight. The payload was bound for Medium Earth Orbit (MEO). The tracked orbit of NTS 1, one of 3 catalogued objects, from July 21, 1974, was 13,448 × 13,770 km inclined 125.2°. 3 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Atlas F/PTS · United States Air Force
- Booster
- No booster details on record.
- Mission
- Navigation · Medium Earth Orbit (MEO)
- Milestone
- 1st Atlas F/PTS flightUnited States Air Force's 621st launch9th this yearhumanity's 1,597th orbital launch attempt59th orbital launch attempt this year
Flight preview
Orbit: as tracked
NTS 1 · NORAD 7369 · 1974-054 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- OPS 7518 (NTS 1)
- Object ID
- 1974-054A
- Epoch
- 1974-07-21 23:59:59 UTC
- Mean motion
- 3.07411229 rev/day
- Eccentricity
- 0.00805
- Inclination
- 125.1642°
- Ascending node
- 37.1316°
- Arg. of perigee
- 70.4958°
- Mean anomaly
- 137.5948°
- Element set
- 999
- Rev at epoch
- 24
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: MEO.
Catalogued objects
3 catalogued: 1 payload, 1 rocket stage, 1 component; 2 still in orbit
- NTS 1 · NORAD 7369 · in orbit
PTS · re-entered November 26, 1980
Data from J. McDowell, planet4589.org
About this launch
Navigation satellite launched as part of the NAVSTAR effort
Pad

Space Launch Complex 3W, Vandenberg SFB, CA, USA
48th launch from Space Launch Complex 3W, 1st this year · 415th from Vandenberg SFB, CA, USA
81 launches from this pad · 919 from Vandenberg SFB, CA, USA
about 2 years after the previous launch from this pad
Questions
When did NTS 1 launch?
NTS 1 launched on July 14, 1974. The time is known to the hour, not the minute.
Where can I watch NTS 1?
No webcast is on record for this launch.
What rocket launched NTS 1?
Atlas F/PTS, flown by United States Air Force. Atlas F/PTS spec sheet
Where did NTS 1 launch from?
Space Launch Complex 3W, Vandenberg SFB, CA, USA.
What orbit did NTS 1 reach?
The tracked orbit of NTS 1, one of 3 catalogued objects, from July 21, 1974, was 13,448 × 13,770 km inclined 125.2°.
How many satellites did NTS 1 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).