Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.467654E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:13:59+0800
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    1 Object 1

    AOE ID 53639
    NORAD ID 53639
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58407
    NORAD ID 58407
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4422 STARLINK-30954
    Time of Closest Approach 2026-09-05T08:56:46+0000
    Collision Probability (Pc) 4.467654E-7
    Conjunction Distance (km) 2.953 km
    Relative Speed (km/s) 1.734 km/s
    Conjunction Risk Parameters R (Radial): 2.92 | I (In-track): -0.435 | C (Cross-track): 0.055
    Collision Risk Index (CRI) 0.28
    X Position (km) -645.852 -645.266
    Position Y (km) -6057.46 -6055.051
    Position Z (km) 3155.381 3153.778
    Velocity X (km/s) 4.837 6.035
    Velocity Y (km/s) -3.128 -2.649
    Velocity Z (km/s) -4.997 -3.839

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4422 STARLINK-30954
    Semimajor Axis (a) 6864.389 km 6861.214 km
    Eccentricity (e) 0.000127 0.000115
    Inclination (i) 53.2176° 43.0026°
    RAAN 119.5232° 134.4435°
    Perigee Argument 99.3095° 274.7420°
    Mean Anomaly (M) 260.8049° 85.3301°
    Apogee 487.125 km 483.866 km
    Perigee 485.379 km 482.288 km
    Orbit Epoch 2026-09-02T14:19:05+0000 2026-09-02T09:43:47+0000

    STARLINK-4422 & STARLINK-30954 Collision Probability (Pc) Trend

    STARLINK-4422 & STARLINK-30954 Collision Probability (Pc) TrendNot Available

    STARLINK-4422 & STARLINK-30954 Miss Distance (Miss Distance) Trend

    STARLINK-4422 & STARLINK-30954 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4422Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30954Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4422Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30954Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4422

    No nearby objects data