Lunar Surface Experiments Package Arrays and Status

 

Experiment

Principal Investigator

Apollo 11

Apollo 12

Apollo 14

Apollo 15

Apollo 16

Apollo 17

 

 

 

 

 

 

 

 

Array

 

EASEP

ALSEP A

ALSEP C

ALSEP A-2

ALSEP D

ALSEP E

   Deploy Site Latitude

 

0.6735

-3.00942

-3.64398

26.13407

-8.97537

20.19209

   Deploy Site Longitude

 

23.4730

-23.42458

-17.47748

-3.62981

15.49812

30.76492

Design Life (days)

 

14

365

365

365

365

730

Uplink Frequency (MHz)

 

2119.0

2119.0

2119.0

2119.0

2119.0

2119.0

Downlink Frequency (MHz)

 

2276.5

2278.5

2279.5

2278.0

2276.0

2275.5

Date Commanded On

 

21 Jul 1969

19 Nov 1969

05 Feb 1971

31 Jul 1971

21 Apr 1972

12 Dec 1972

Time Commanded On

 

04:40:39 GMT

14:21 GMT

17:23 GMT

18:37 GMT

19:38 GMT

02:53 GMT

Date Commanded Off

 

27 Aug 1969

30 Sep 1977

Failed Jan 1976

30 Sep 1977

30 Sep 1977

30 Sep 1977

Passive Seismic Experiment

Gary Latham, University of Texas

X

X

X

X

X

 

Laser Ranging Retroreflector

J. E. Faller, Wesleyan University

100 corner

 

100 corner

300 corner

 

 

   Deploy Site Latitude

 

0.67337

 

-3.64421

26.13333

 

 

   Deploy Site Longitude

 

23.47293

 

-17.47880

3.62837

 

 

Lunar Surface Magnetometer

Palmer Dyal, Ames Research Center

Charles Sonett, University of Arizona

 

Commanded off

14 Jun 1974

 

X

Commanded off

14 Jun 1974

 

 

 

Solar Wind Composition (Exposure)

Conway W. Snyder, Jet Propulsion Laboratory

 

1 hr 17 min

 

18 hr 42 min

 

21 hr 0 min

 

41 hr 8 min

 

45 hr 5 min

 

 

Suprathermal Ion Detector Experiment

John Freeman, Rice University

 

X

X

X

 

 

Heat Flow Experiment

Mark Langseth, Lamont-Doherty Geological Observatory, Columbia University

 

 

 

 

X

 

X

 

X

Charged Particle Lunar Environment Experiment

D. Reasoner, Rice University

 

 

X

 

 

 

Cold Cathode Ion Gauge Experiment

Francis Johnson, University of Texas

 

X

X

X

 

 

Active Seismic Experiment

Robert Kovach, Stanford University

 

 

X

 

X

 

Lunar Seismic Profiling Experiment

Robert Kovach, Stanford University

 

 

 

 

 

X

Lunar Surface Gravimeter

Joseph Weber, University of Maryland

 

 

 

 

 

X

Lunar Mass Spectrometer

John H. Hoffman, University of Texas

 

 

 

 

 

X

Lunar Ejecta Meteoroid Experiment

Otto Berg, Goddard Space Flight Center

 

 

 

 

 

X

Dust Detector

James Bates, Manned Spacecraft Center

X

X

X

X

 

 

Apollo Lunar Surface Experiments Package (ALSEP): Five Years of Lunar Science and Still Going Strong, Bendix Aerospace. Coordinates based on IAU Mean Earth Polar Axis coordinate system, as described in Davies and Colvin, Journal of Geophysical Research, vol. 105, pages 20,227 - 20,280, 2000. Command dates and times and uplink/downlink frequencies provided by National Space Science Data Center (NSSDC) at the Goddard Space Flight Center (all other missions). Apollo 11 central station no longer accepted commands as of 27 Aug 1969.

JSC-09423, p. 3-54.

 

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