DELTA 4 R/B, 40535

Orbit data source: Space-Track

DELTA 4 R/B, 40535 is space debris in MEO originally from a launch on Wed, 25 Mar 2015 UTC launched from the Air Force Eastern Test Range (AFETR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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Iframe URL

https://www.satcat.com/sats-embedded/40535?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40535, 2015-013B

Orbit

MEO

Last TLE update

9 hours ago

Origin

United Launch Alliance/Lockheed Martin (US)

Manufacturer

ULA Decatur

Mission

2))"

Bus & Motor

DCSS-4, RL10B-2

Mass

2,850 kg wet, 2,850 kg dry

Launch date (UTC)

2015-03-25 (10 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 1 Nozzle, Unknown HBR

Radar Cross Section

43.982 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 9 hours ago

0 DELTA 4 R/B
1 40535U 15013B   25129.30280969 -.00000036  00000-0  00000+0 0  9992
2 40535  52.7634 231.6921 0033366  61.3134 299.0318  1.92974679 71340

Epoch: 2025-05-09T07:16Z

Definitive object data (Epoch: 2025-05-09T07:16:02.757Z)

Latitude

0.00003°

Longitude

-104.69264°

Altitude

20,830.391 km

Speed

3.831 km/s

True Right ascension

15h 26m 43s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-51.35655°

Longitude

146.76496°

Altitude

20,979.407 km

Speed

3.811 km/s

Apparent Right ascension

09h 03m 03s

Apparent Declination

-52° 00' 47"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

00:21:51

Azimuth

126.635° SE

Elevation

-54.199°

Doppler factor

Orbital elements

Apogee altitude

20,965.093 km

Perigee altitude

20,783.233 km

Semi-major axis

27,252.3 km

Eccentricity

0.0033366

Inclination

52.7634°

RAAN

231.6921°

Arg. of periapsis

61.3134°

True anomaly

298.69682°

Mean anomaly

299.0318°

Eccentric anomaly

298.86438°

Mean motion

0.48243 °/min

BSTAR

Unknown

Orbital period

746.22 mins

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Other satellites on launch #13 in the year 2015 (2015-03-25 UTC)

NAVSTAR 73 (USA 260), 40534

DELTA 4 DEB, 40597 (Decayed)

DELTA 4 DEB, 40598 (Decayed)

DELTA 4 DEB, 40599 (Decayed)

DELTA 4 DEB, 40649

DELTA 4 R/B 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.
398 mins	2025-05-10 07:03:25.124Z	197.557° SSW	2025-05-10 10:01:25.124Z	303.768° NW	44.987°	2025-05-10 13:41:25.124Z	90.25° ESE

Authenticating...

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Check out DELTA 4 R/B, 40535 on other resources

View DELTA 4 R/B, 40535 on Heavens-Above

View DELTA 4 R/B, 40535 on Keep Track

View DELTA 4 R/B, 40535 on Celestrak

View DELTA 4 R/B, 40535 on Gunter's Space Page

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