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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

13 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 13 hours ago

0 EXPLORER 40 (INJUN-5)
1  3338U 68066B   25182.56196773  .00000056  00000-0  61065-4 0  9998
2  3338  80.6637 355.0445 1129760 298.5252  50.6606 12.23438488535441

Epoch: 2025-07-01T13:29Z

TLE epoch observation values (Epoch: 2025-07-01T13:29:14.011Z)

Latitude

-0.00004°

Longitude

-127.11953°

Altitude

1,077.992 km

Speed

7.54 km/s

True Right ascension

23h 40m 10s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-74.74576°

Longitude

-164.38432°

Altitude

730.827 km

Speed

7.892 km/s

Apparent Right ascension

01h 15m 28s

Apparent Declination

-63° 08' 52"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

14:33:48

Azimuth

159.789° S

Elevation

-64.011°

Doppler factor

Orbital elements

Apogee altitude

2,473.521 km

Perigee altitude

676.492 km

Semi-major axis

7,953.144 km

Eccentricity

0.11298

Inclination

80.6637°

RAAN

355.0445°

Arg. of periapsis

298.5252°

True anomaly

Unknown

Mean anomaly

50.6606°

Eccentric anomaly

Unknown

Mean motion

3.0601 °/min

Orbital period

117.64 mins

BSTAR

0.000061065

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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	2025-07-02 11:10:39.031Z	143.38° SSE	2025-07-02 11:17:39.031Z	78.336° E	31.946°	2025-07-02 11:26:39.031Z	22.966° NE
17 mins	2025-07-02 13:09:39.031Z	222.369° SW	2025-07-02 13:15:39.031Z	286.967° WNW	38.062°	2025-07-02 13:26:39.031Z	3.17° NNE
7 mins	2025-07-02 15:16:39.031Z	305.549° NW	2025-07-02 15:18:39.031Z	316.881° NNW	12.364°	2025-07-02 15:23:39.031Z	342.208° N
22 mins	2025-07-02 21:30:39.031Z	3.213° NNE	2025-07-02 21:41:39.031Z	61.067° ENE	31.043°	2025-07-02 21:52:39.031Z	124.825° SE
24 mins	2025-07-02 23:29:39.031Z	346.291° N	2025-07-02 23:42:39.031Z	253.082° W	43.883°	2025-07-02 23:53:39.031Z	184.629° SSW
15 mins	2025-07-03 01:31:39.031Z	321.15° NNW	2025-07-03 01:38:39.031Z	288.057° WNW	19.1°	2025-07-03 01:46:39.031Z	248.443° W

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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.