Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.268139E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:56:33+0800
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    1 Object 1

    AOE ID 57903
    NORAD ID 57903
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59735
    NORAD ID 59735
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30449 STARLINK-31661
    Time of Closest Approach 2026-09-13T06:12:55+0000
    Collision Probability (Pc) 2.268139E-4
    Conjunction Distance (km) 0.427 km
    Relative Speed (km/s) 9.704 km/s
    Conjunction Risk Parameters R (Radial): 0.138 | I (In-track): -0.308 | C (Cross-track): 0.261
    Collision Risk Index (CRI) 0.82
    X Position (km) 6482.859 6482.959
    Position Y (km) -459.254 -459.666
    Position Z (km) 2191.349 2191.397
    Velocity X (km/s) -1.135 1.968
    Velocity Y (km/s) 5.981 5.761
    Velocity Z (km/s) 4.596 -4.595

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30449 STARLINK-31661
    Semimajor Axis (a) 6861.324 km 6861.203 km
    Eccentricity (e) 0.000148 0.000128
    Inclination (i) 43.0021° 43.0033°
    RAAN 345.8475° 208.3928°
    Perigee Argument 276.7319° 263.5768°
    Mean Anomaly (M) 83.3365° 96.4938°
    Apogee 484.202 km 483.944 km
    Perigee 482.172 km 482.188 km
    Orbit Epoch 2026-09-11T07:00:49+0000 2026-09-11T06:28:30+0000

    STARLINK-30449 & STARLINK-31661 Collision Probability (Pc) Trend

    STARLINK-30449 & STARLINK-31661 Collision Probability (Pc) TrendNot Available

    STARLINK-30449 & STARLINK-31661 Miss Distance (Miss Distance) Trend

    STARLINK-30449 & STARLINK-31661 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30449Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31661Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30449Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31661Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30449

    No nearby objects data