Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.486026E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:45:32+0800
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    1 Object 1

    AOE ID 52355
    NORAD ID 52355
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69200
    NORAD ID 69200
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3877 STARLINK-37761
    Time of Closest Approach 2026-09-12T15:20:17+0000
    Collision Probability (Pc) 4.486026E-5
    Conjunction Distance (km) 0.748 km
    Relative Speed (km/s) 7.668 km/s
    Conjunction Risk Parameters R (Radial): -0.369 | I (In-track): -0.564 | C (Cross-track): 0.322
    Collision Risk Index (CRI) 0.68
    X Position (km) 4419.608 4419.603
    Position Y (km) 1740.989 1740.289
    Position Z (km) -4930.185 -4929.923
    Velocity X (km/s) 0.152 -4.983
    Velocity Y (km/s) 7.144 5.122
    Velocity Z (km/s) 2.661 -2.661

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3877 STARLINK-37761
    Semimajor Axis (a) 6840.867 km 6840.884 km
    Eccentricity (e) 0.000111 0.000131
    Inclination (i) 53.1604° 53.1577°
    RAAN 80.4537° 162.7880°
    Perigee Argument 96.8530° 96.1900°
    Mean Anomaly (M) 263.2599° 263.9252°
    Apogee 463.488 km 463.642 km
    Perigee 461.972 km 461.852 km
    Orbit Epoch 2026-09-10T22:58:20+0000 2026-09-09T23:45:01+0000

    STARLINK-3877 & STARLINK-37761 Collision Probability (Pc) Trend

    STARLINK-3877 & STARLINK-37761 Collision Probability (Pc) TrendNot Available

    STARLINK-3877 & STARLINK-37761 Miss Distance (Miss Distance) Trend

    STARLINK-3877 & STARLINK-37761 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3877Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37761Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3877Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37761Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3877

    No nearby objects data