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Soviet Space ProgramUR-50081/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan

Proton 1

Launched

July 16, 1965

Launch Successful

Image: Gunter's Space Page

Summary

Proton 1 launched on a Soviet Space Program UR-500 from 81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan on July 16, 1965. It was Soviet Space Program's 133rd launch, 25th this year and humanity's 455th orbital launch attempt. It was the 1st UR-500 flight. The payload was bound for low Earth orbit (LEO). The tracked orbit of Proton, one of 4 catalogued objects, from July 23, 1965, was 182 × 608 km inclined 63.5°. 4 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
UR-500 · Soviet Space Program
Booster
No booster details on record.
Mission
Astrophysics · Low Earth Orbit (LEO)
Milestone
1st UR-500 flightSoviet Space Program's 133rd launch25th this yearhumanity's 455th orbital launch attempt62nd orbital launch attempt this year

Flight preview

Orbit: as tracked

63.5°Inclination
182 × 608 kmPerigee × apogeefrom mean elements
92.3 minPeriodfrom mean elements
111.0°Ascending node
22365 d agoElement epoch1965-07-23 06:19 UTC · stale

Proton · NORAD 1466 · 1965-054 · Space-Track · tracking 1 of 4 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
1965-054A
Epoch
1965-07-23 06:19:47 UTC
Mean motion
15.59884018 rev/day
Eccentricity
0.0314726
Inclination
63.4508°
Ascending node
111.0102°
Arg. of perigee
64.4363°
Mean anomaly
298.8023°
Element set
999
Rev at epoch
106
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.

Catalogued objects

4 catalogued: 1 payload, 1 rocket stage, 2 components; none still in orbit

  • Proton · NORAD 1466 · re-entered October 11, 1965

UR-500 No. 207 Stage 2 · re-entered September 18, 1965

Data from J. McDowell, planet4589.org

About this launch

The N-4 series of satellites, a.k.a. Proton-1, carried instruments to study super-high energy cosmic particles.

Pad

Map of 81/23 (81L)

81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan

1st launch from 81/23 (81L), 1st this year · 105th from Baikonur Cosmodrome, Republic of Kazakhstan

104 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan

under an hour after the previous launch from this pad

Questions

When did Proton 1 launch?

Proton 1 launched on July 16, 1965. The time is known to the hour, not the minute.

Where can I watch Proton 1?

No webcast is on record for this launch.

What rocket launched Proton 1?

UR-500, flown by Soviet Space Program. UR-500 spec sheet

Where did Proton 1 launch from?

81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan.

What orbit did Proton 1 reach?

The tracked orbit of Proton, one of 4 catalogued objects, from July 23, 1965, was 182 × 608 km inclined 63.5°.

How many satellites did Proton 1 launch?

1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).