Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.723442E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:23:19+0800
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    1 Object 1

    AOE ID 66331
    NORAD ID 66331
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67178
    NORAD ID 67178
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-35257 STARLINK-35878
    Time of Closest Approach 2026-09-07T11:50:07+0000
    Collision Probability (Pc) 4.723442E-6
    Conjunction Distance (km) 1.465 km
    Relative Speed (km/s) 7.875 km/s
    Conjunction Risk Parameters R (Radial): 1.013 | I (In-track): -0.901 | C (Cross-track): 0.554
    Collision Risk Index (CRI) 0.48
    X Position (km) -4165.723 -4167.085
    Position Y (km) -4125.243 -4125.103
    Position Z (km) -3567.443 -3567.963
    Velocity X (km/s) 3.137 6.043
    Velocity Y (km/s) -6.075 -3.197
    Velocity Z (km/s) 3.365 -3.364

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-35257 STARLINK-35878
    Semimajor Axis (a) 6861.170 km 6861.152 km
    Eccentricity (e) 0.000164 0.000127
    Inclination (i) 43.0029° 43.0003°
    RAAN 280.5785° 21.5424°
    Perigee Argument 278.9663° 305.3376°
    Mean Anomaly (M) 81.1003° 54.7357°
    Apogee 484.156 km 483.886 km
    Perigee 481.910 km 482.144 km
    Orbit Epoch 2026-09-04T19:42:48+0000 2026-09-04T09:04:55+0000

    STARLINK-35257 & STARLINK-35878 Collision Probability (Pc) Trend

    STARLINK-35257 & STARLINK-35878 Collision Probability (Pc) TrendNot Available

    STARLINK-35257 & STARLINK-35878 Miss Distance (Miss Distance) Trend

    STARLINK-35257 & STARLINK-35878 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-35257Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35878Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-35257Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35878Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-35257

    No nearby objects data