United States Air ForceScout ASpace Launch Complex 5, Vandenberg SFB, CA, USA
Transit-O 19
Launched
August 27, 1970
Summary
Transit-O 19 launched on an United States Air Force Scout A from Space Launch Complex 5, Vandenberg SFB, CA, USA on August 27, 1970. It was United States Air Force's 529th launch, 20th this year and humanity's 1,119th orbital launch attempt. It was the 11th Scout A flight and the 1st this year. The payload was bound for Polar Orbit (PO). The tracked orbit of NNS 30190-28, one of 6 catalogued objects, from August 31, 1970, was 963 × 1,226 km inclined 90.0°. 6 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Scout A · United States Air Force
- Booster
- No booster details on record.
- Mission
- Navigation · Polar Orbit (PO)
- Milestone
- 11th Scout A flight · 1st this yearUnited States Air Force's 529th launch20th this yearhumanity's 1,119th orbital launch attempt73rd orbital launch attempt this year
Flight preview
Orbit: as tracked
NNS 30190-28 · NORAD 4507 · 1970-067 · Space-Track · tracking 1 of 6 objects
Show the numbers for orbit elements
- Object
- NNSS 19 (TRANSIT 19)
- Object ID
- 1970-067A
- Epoch
- 1970-08-31 13:06:00 UTC
- Mean motion
- 13.45934625 rev/day
- Eccentricity
- 0.0176073
- Inclination
- 90.0242°
- Ascending node
- 236.9963°
- Arg. of perigee
- 236.6138°
- Mean anomaly
- 121.8009°
- Element set
- 999
- Rev at epoch
- 54
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: PO.
Catalogued objects
6 catalogued: 1 payload, 1 rocket stage, 2 debris, 2 components; 4 still in orbit
- NNS 30190-28 · NORAD 4507 · in orbit
Scout S176C Stage 4 · in orbit
Data from J. McDowell, planet4589.org
About this launch
The Transit-O series of satellites that closely followed the design of Transit 5C-1 were also called “Oscars” (Oscar is the phonetic alphabet for “O”, i. e., operational). They were also called NNS (Navy Navigation Satellite) or shortened NavSat.
Pad

Space Launch Complex 5, Vandenberg SFB, CA, USA
38th launch from Space Launch Complex 5, 1st this year · 352nd from Vandenberg SFB, CA, USA
69 launches from this pad · 919 from Vandenberg SFB, CA, USA
292 days after the previous launch from this pad
Questions
When did Transit-O 19 launch?
Transit-O 19 launched on August 27, 1970. The time is known to the hour, not the minute.
Where can I watch Transit-O 19?
No webcast is on record for this launch.
What rocket launched Transit-O 19?
Scout A, flown by United States Air Force. Scout A spec sheet
Where did Transit-O 19 launch from?
Space Launch Complex 5, Vandenberg SFB, CA, USA.
What orbit did Transit-O 19 reach?
The tracked orbit of NNS 30190-28, one of 6 catalogued objects, from August 31, 1970, was 963 × 1,226 km inclined 90.0°.
How many satellites did Transit-O 19 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).