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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 Amateur Imaging

Bus & Motor

CUBESAT 6U, Unknown motor

Mass

12 kg wet, 12 kg dry

Launch date (UTC)

2025-11-28 (4 months ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 0.1 m

Radar Cross Section

0.080 m²

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 PIAST-S1
1 66749U 25276CM  26095.46200491  .00007964  00000-0  37811-3 0  9991
2 66749  97.4223 170.3156 0002026 179.8044 180.3192 15.19508820 19381

Epoch: 2026-04-05T11:05Z

TLE epoch observation values (Epoch: 2026-04-05T11:05:17.224Z)

Latitude

-0°

Longitude

170.22675°

Altitude

511.809 km

Speed

7.607 km/s

True Right ascension

11h 21m 15s

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

01:55:14

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

505.686 km

Perigee altitude

502.897 km

Semi-major axis

6,882.428 km

Eccentricity

0.0002

Inclination

97.4223°

RAAN

170.3156°

Arg. of periapsis

179.8044°

True anomaly

180.31907°

Mean anomaly

180.3192°

Eccentric anomaly

180.31914°

Mean motion

3.80129 °/min

Orbital period

94.7 mins

BSTAR

0.00037811

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

IHI-SAT2, 66772

IMPULSE-3 MIRA, 66687

LEMUR-2-STAS-GORBUK, 66686

FORMOSAT-8A, 66666

LEMUR-2-FINNIAN, 66782

LEMUR-2-TARTIFLETTE, 66784

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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	2026-04-06 04:36:11.496Z	144.046° SSE	2026-04-06 04:39:11.496Z	77.652° E	34.795°	2026-04-06 04:42:11.496Z	4.688° NNE
6 mins	2026-04-06 17:41:11.496Z	18.973° NNE	2026-04-06 17:44:11.496Z	142.842° SSE	42.15°	2026-04-06 17:47:11.496Z	185.317° 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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Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

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: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-04-05T11:05:17.224Z)

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: 9 hours ago