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PIAST-S1, 66749

Orbit data source: Space-Track

PIAST-S1, 66749 is a Polish payload satellite in SSO that was launched on Fri, 28 Nov 2025 UTC via an FALCON 9 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 URL

https://www.satcat.com/sats-embedded/66749?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

66749, 2025-276CM

Orbit

SSO

Country

PL / POL

Related business

Military University of Technology (PL)

Manufacturer

CREO

Mission

Operational Commercial Communications

Bus & Motor

CUBESAT 6U, Unknown motor

Mass

12 kg wet, 12 kg dry

Launch date (UTC)

2025-11-28 (2 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.2 m

Radar Cross Section

0.100 m²

Expand to show TLE details & history
Last TLE update: 17 hours ago

TLE from 17 hours ago

0 PIAST-S1
1 66749U 25276CM  26034.46383854  .00007205  00000-0  35137-3 0  9996
2 66749  97.4337 110.3425 0003838  82.7327 277.4343 15.18605328 10127

Epoch: 2026-02-03T11:07Z

TLE epoch observation values (Epoch: 2026-02-03T11:07:55.649Z)

Latitude

-0.00009°

Longitude

169.71624°

Altitude

512.801 km

Speed

7.608 km/s

True Right ascension

07h 21m 22s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

05:35:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

509.666 km

Perigee altitude

504.381 km

Semi-major axis

6,885.161 km

Eccentricity

0.00038

Inclination

97.4337°

RAAN

110.3425°

Arg. of periapsis

82.7327°

True anomaly

277.39069°

Mean anomaly

277.4343°

Eccentric anomaly

277.41249°

Mean motion

3.79902 °/min

Orbital period

94.76 mins

BSTAR

0.00035137

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Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)

LEMUR-2-STAS-GORBUK, 66686

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PIAST-S1 Visibility forecast

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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.
6 mins	2026-02-04 04:39:40.990Z	145.056° SSE	2026-02-04 04:42:40.990Z	62.833° ENE	36.306°	2026-02-04 04:45:40.990Z	1.456° NNE
5 mins	2026-02-04 17:45:40.990Z	18.657° NNE	2026-02-04 17:47:40.990Z	135.113° SSE	44.109°	2026-02-04 17:50:40.990Z	188.067° SSW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out PIAST-S1, 66749 on other resources

View PIAST-S1, 66749 on NASA - NSSDCA Website

View PIAST-S1, 66749 on Heavens-Above

View PIAST-S1, 66749 on Keep Track

View PIAST-S1, 66749 on Celestrak

View PIAST-S1, 66749 on Gunter's Space Page

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

PIAST-S1, 66749

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2026-02-03T11:07:55.649Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #276 in the year 2025 (2025-11-28 UTC)

PIAST-S1 Visibility forecast

Co-orbital & Co-planar RSOs

Check out PIAST-S1, 66749 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 17 hours ago