Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.042573E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:43:10+0800
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    1 Object 1

    AOE ID 59564
    NORAD ID 59564
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67677
    NORAD ID 67677
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STARLINK-31747 COSMOS 2603
    Time of Closest Approach 2026-09-05T01:08:38+0000
    Collision Probability (Pc) 2.042573E-6
    Conjunction Distance (km) 2.232 km
    Relative Speed (km/s) 13.089 km/s
    Conjunction Risk Parameters R (Radial): -2.091 | I (In-track): -0.403 | C (Cross-track): -0.665
    Collision Risk Index (CRI) 0.41
    X Position (km) -3127.454 -3129.076
    Position Y (km) 4309.567 4310.784
    Position Z (km) 4318.06 4318.991
    Velocity X (km/s) -4.864 -1.874
    Velocity Y (km/s) -5.528 4.51
    Velocity Z (km/s) 1.99 -5.859

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31747 COSMOS 2603
    Semimajor Axis (a) 6861.190 km 6865.472 km
    Eccentricity (e) 0.000123 0.001528
    Inclination (i) 43.0016° 96.6243°
    RAAN 83.2900° 297.9868°
    Perigee Argument 269.7096° 213.2433°
    Mean Anomaly (M) 90.3614° 146.7849°
    Apogee 483.901 km 497.828 km
    Perigee 482.205 km 476.842 km
    Orbit Epoch 2026-09-01T21:31:31+0000 2026-09-02T03:17:26+0000

    STARLINK-31747 & COSMOS 2603 Collision Probability (Pc) Trend

    STARLINK-31747 & COSMOS 2603 Collision Probability (Pc) TrendNot Available

    STARLINK-31747 & COSMOS 2603 Miss Distance (Miss Distance) Trend

    STARLINK-31747 & COSMOS 2603 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31747Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2603Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31747Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2603Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31747

    No nearby objects data