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EXPLORER 40 (INJUN-5), 3338

Orbit data source: Space-Track

EXPLORER 40 (INJUN-5), 3338 is a payload satellite owned by NASA LaRC (US) in LEO that was launched on Thu, 08 Aug 1968 UTC via an SCOUT B launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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<iframe src="https://www.satcat.com/sats-embedded/3338?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/3338?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

3338, 1968-066B

Orbit

LEO

Last TLE update

19 hours ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Iowa

Mission

Civil Science

Bus & Motor

INJUN E, Unknown motor

Mass

70 kg wet, 70 kg dry

Launch date (UTC)

1968-08-08 (57 years ago)

Launch vehicle

SCOUT B

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Hex Cyl, 0.76 m

Radar Cross Section

0.609 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 19 hours ago

0 EXPLORER 40 (INJUN-5)
1 03338U 68066B   25128.43145377  .00000320  00000-0  32500-3 0  9993
2 03338  80.6652  36.4366 1131181  49.3486 320.0513 12.23427508528816

Epoch: 2025-05-08T10:21Z

Definitive object data (Epoch: 2025-05-08T10:21:17.605Z)

Latitude

-0.00006°

Longitude

14.61119°

Altitude

938.164 km

Speed

7.675 km/s

True Right ascension

02h 25m 44s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-43.63635°

Longitude

-157.00975°

Altitude

2,492.229 km

Speed

6.313 km/s

Apparent Right ascension

18h 03m 42s

Apparent Declination

-74° 17' 11"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

13:19:41

Azimuth

162.143° S

Elevation

-33.372°

Doppler factor

Orbital elements

Apogee altitude

2,474.704 km

Perigee altitude

675.404 km

Semi-major axis

7,953.191 km

Eccentricity

0.1131181

Inclination

80.6652°

RAAN

36.4366°

Arg. of periapsis

49.3486°

True anomaly

310.76323°

Mean anomaly

320.0513°

Eccentric anomaly

315.50933°

Mean motion

3.06007 °/min

BSTAR

0.000325

Orbital period

117.64 mins

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Other satellites on launch #66 in the year 1968 (1968-08-08 UTC)

EXPLORER 39 (ADI-3), 3337 (Decayed)

SCOUT B R/B, 3341

SCOUT B DEB, 3342 (Decayed)

SCOUT B DEB, 3343 (Decayed)

SCOUT B DEB, 3390 (Decayed)

SCOUT B DEB, 3391 (Decayed)

SCOUT B DEB, 3392

SCOUT B DEB, 3393 (Decayed)

SCOUT B DEB, 23307 (Decayed)

SCOUT B DEB, 29277 (Decayed)

SCOUT B DEB, 29278

SCOUT B DEB, 29279

EXPLORER 40 (INJUN-5) Visibility forecast

Observer location: undefined°, undefined°

Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
16 mins	2025-05-09 06:31:03.729Z	332.886° NNW	2025-05-09 06:38:03.729Z	259.244° W	34.859°	2025-05-09 06:47:03.729Z	200.209° SSW
6 mins	2025-05-09 17:53:03.729Z	141.487° SSE	2025-05-09 17:56:03.729Z	84.962° E	25.527°	2025-05-09 17:59:03.729Z	36.996° NE
4 mins	2025-05-09 19:53:03.729Z	265.635° W	2025-05-09 19:55:03.729Z	297.212° NW	16.089°	2025-05-09 19:57:03.729Z	326.228° NNW
13 mins	2025-05-10 04:07:03.729Z	26.598° NE	2025-05-10 04:12:03.729Z	78.742° E	26.248°	2025-05-10 04:20:03.729Z	129.733° SE

Authenticating...

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Check out EXPLORER 40 (INJUN-5), 3338 on other resources

View EXPLORER 40 (INJUN-5), 3338 on NASA - NSSDCA Website

View EXPLORER 40 (INJUN-5), 3338 on Heavens-Above

View EXPLORER 40 (INJUN-5), 3338 on Keep Track

View EXPLORER 40 (INJUN-5), 3338 on Celestrak

View EXPLORER 40 (INJUN-5), 3338 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.