Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.054116E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:50:02+0800
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    1 Object 1

    AOE ID 53149
    NORAD ID 53149
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65466
    NORAD ID 65466
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4021 STARLINK-35027
    Time of Closest Approach 2026-09-04T13:46:09+0000
    Collision Probability (Pc) 8.054116E-6
    Conjunction Distance (km) 1.233 km
    Relative Speed (km/s) 7.377 km/s
    Conjunction Risk Parameters R (Radial): -0.298 | I (In-track): 1.047 | C (Cross-track): 0.579
    Collision Risk Index (CRI) 0.53
    X Position (km) -4473.841 -4473.294
    Position Y (km) -1374.323 -1375.406
    Position Z (km) 4979.712 4979.495
    Velocity X (km/s) -0.608 4.538
    Velocity Y (km/s) -7.185 -5.604
    Velocity Z (km/s) -2.522 2.522

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4021 STARLINK-35027
    Semimajor Axis (a) 6840.898 km 6840.809 km
    Eccentricity (e) 0.000121 0.000110
    Inclination (i) 53.1608° 53.1578°
    RAAN 79.2187° 156.1097°
    Perigee Argument 88.8082° 88.9783°
    Mean Anomaly (M) 271.3060° 271.1345°
    Apogee 463.591 km 463.424 km
    Perigee 461.931 km 461.920 km
    Orbit Epoch 2026-09-02T14:22:31+0000 2026-09-02T00:31:15+0000

    STARLINK-4021 & STARLINK-35027 Collision Probability (Pc) Trend

    STARLINK-4021 & STARLINK-35027 Collision Probability (Pc) TrendNot Available

    STARLINK-4021 & STARLINK-35027 Miss Distance (Miss Distance) Trend

    STARLINK-4021 & STARLINK-35027 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4021Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35027Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4021Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35027Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4021

    No nearby objects data