Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.090786E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:55:19+0800
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    1 Object 1

    AOE ID 28983
    NORAD ID 28983
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    AOE ID 54803
    NORAD ID 54803
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PEGASUS R/B STARLINK-5430
    Time of Closest Approach 2026-09-03T13:42:38+0000
    Collision Probability (Pc) 5.090786E-5
    Conjunction Distance (km) 0.764 km
    Relative Speed (km/s) 10.191 km/s
    Conjunction Risk Parameters R (Radial): 0.458 | I (In-track): -0.427 | C (Cross-track): 0.438
    Collision Risk Index (CRI) 0.69
    X Position (km) 4757.41 4758.16
    Position Y (km) 788.049 787.927
    Position Z (km) 4838.09 4838.018
    Velocity X (km/s) -5.184 -3.881
    Velocity Y (km/s) -3.971 5.936
    Velocity Z (km/s) 4.84 2.843

    Orbital Parameters 国际轨道数据源

    Parameter PEGASUS R/B STARLINK-5430
    Semimajor Axis (a) 7874.176 km 6837.866 km
    Eccentricity (e) 0.152804 0.000081
    Inclination (i) 105.5163° 53.1609°
    RAAN 23.8564° 329.2241°
    Perigee Argument 84.5404° 80.1471°
    Mean Anomaly (M) 292.7397° 279.9623°
    Apogee 2699.245 km 460.281 km
    Perigee 292.833 km 459.177 km
    Orbit Epoch 2026-09-02T06:35:02+0000 2026-09-01T17:41:54+0000

    PEGASUS R/B & STARLINK-5430 Collision Probability (Pc) Trend

    PEGASUS R/B & STARLINK-5430 Collision Probability (Pc) TrendNot Available

    PEGASUS R/B & STARLINK-5430 Miss Distance (Miss Distance) Trend

    PEGASUS R/B & STARLINK-5430 Miss Distance (Miss Distance) TrendNot Available

    PEGASUS R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5430Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PEGASUS R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5430Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PEGASUS R/B

    No nearby objects data