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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

4 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 4 hours ago

0 EXPLORER 40 (INJUN-5)
1  3338U 68066B   25163.50985206  .00000043  00000-0  42584-4 0  9999
2  3338  80.6628   9.6190 1130240 337.5604  17.9504 12.23437110533116

Epoch: 2025-06-12T12:14Z

TLE epoch observation values (Epoch: 2025-06-12T12:14:11.217Z)

Latitude

-0°

Longitude

-75.00471°

Altitude

736.202 km

Speed

7.874 km/s

True Right ascension

00h 38m 28s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

21.52571°

Longitude

-71.43425°

Altitude

893.286 km

Speed

7.72 km/s

Apparent Right ascension

22h 01m 58s

Apparent Declination

-23° 30' 36"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

02:39:59

Azimuth

239.203° WSW

Elevation

-0.556°

Doppler factor

Orbital elements

Apogee altitude

2,473.909 km

Perigee altitude

676.116 km

Semi-major axis

7,953.149 km

Eccentricity

0.11302

Inclination

80.6628°

RAAN

9.619°

Arg. of periapsis

337.5604°

True anomaly

Unknown

Mean anomaly

17.9504°

Eccentric anomaly

Unknown

Mean motion

3.06009 °/min

Orbital period

117.64 mins

BSTAR

0.000042584

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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.
9 mins	2025-06-12 16:19:30.079Z	265.255° W	2025-06-12 16:23:30.079Z	307.273° NW	19.058°	2025-06-12 16:28:30.079Z	346.077° N
12 mins	2025-06-12 22:38:30.079Z	26.538° NE	2025-06-12 22:43:30.079Z	51.559° ENE	14.797°	2025-06-12 22:50:30.079Z	83.206° E
24 mins	2025-06-13 00:34:30.079Z	359.127° N	2025-06-13 00:45:30.079Z	72.454° E	39.802°	2025-06-13 00:58:30.079Z	149.108° SSE
23 mins	2025-06-13 02:34:30.079Z	336.102° NNW	2025-06-13 02:44:30.079Z	272.058° WNW	37.192°	2025-06-13 02:57:30.079Z	203.471° SW
11 mins	2025-06-13 13:52:30.079Z	146.915° SSE	2025-06-13 13:55:30.079Z	99.513° ESE	34.658°	2025-06-13 14:03:30.079Z	20.27° NNE
11 mins	2025-06-13 15:51:30.079Z	250.956° W	2025-06-13 15:55:30.079Z	299.382° NW	25.026°	2025-06-13 16:02:30.079Z	354.592° N

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.