Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.035324E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:35:17+0800
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    1 Object 1

    AOE ID 55998
    NORAD ID 55998
    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-5902 COSMOS 2603
    Time of Closest Approach 2026-09-06T13:29:22+0000
    Collision Probability (Pc) 2.035324E-6
    Conjunction Distance (km) 2.294 km
    Relative Speed (km/s) 14.315 km/s
    Conjunction Risk Parameters R (Radial): -2.197 | I (In-track): -0.226 | C (Cross-track): 0.617
    Collision Risk Index (CRI) 0.41
    X Position (km) -3666.233 -3664.552
    Position Y (km) 5777.099 5775.544
    Position Z (km) 496.356 496.494
    Velocity X (km/s) -4.516 0.448
    Velocity Y (km/s) -3.316 0.94
    Velocity Z (km/s) 5.174 -7.56

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5902 COSMOS 2603
    Semimajor Axis (a) 6861.191 km 6865.427 km
    Eccentricity (e) 0.000165 0.001548
    Inclination (i) 43.0035° 96.6240°
    RAAN 130.1324° 299.2668°
    Perigee Argument 271.0275° 207.2434°
    Mean Anomaly (M) 89.0387° 152.7996°
    Apogee 484.188 km 497.922 km
    Perigee 481.920 km 476.658 km
    Orbit Epoch 2026-09-04T09:40:38+0000 2026-09-03T13:54:35+0000

    STARLINK-5902 & COSMOS 2603 Collision Probability (Pc) Trend

    STARLINK-5902 & COSMOS 2603 Collision Probability (Pc) TrendNot Available

    STARLINK-5902 & COSMOS 2603 Miss Distance (Miss Distance) Trend

    STARLINK-5902 & COSMOS 2603 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5902Miss 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-5902Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2603Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5902

    No nearby objects data