Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.082289E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T22:38:33+0800
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    1 Object 1

    AOE ID 57923
    NORAD ID 57923
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66974
    NORAD ID 66974
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30440 STARLINK-35780
    Time of Closest Approach 2026-09-07T10:52:01+0000
    Collision Probability (Pc) 5.082289E-4
    Conjunction Distance (km) 0.216 km
    Relative Speed (km/s) 4.997 km/s
    Conjunction Risk Parameters R (Radial): 0.184 | I (In-track): 0.107 | C (Cross-track): 0.038
    Collision Risk Index (CRI) 0.89
    X Position (km) 3938.112 3937.931
    Position Y (km) -3568.63 -3568.618
    Position Z (km) -4343.317 -4343.201
    Velocity X (km/s) 6.004 3.662
    Velocity Y (km/s) 4.272 6.395
    Velocity Z (km/s) 1.936 -1.934

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30440 STARLINK-35780
    Semimajor Axis (a) 6861.176 km 6861.149 km
    Eccentricity (e) 0.000123 0.000148
    Inclination (i) 43.0045° 42.9999°
    RAAN 34.1618° 90.4558°
    Perigee Argument 279.5719° 270.3417°
    Mean Anomaly (M) 80.4994° 89.7265°
    Apogee 483.882 km 484.030 km
    Perigee 482.196 km 481.994 km
    Orbit Epoch 2026-09-04T18:49:29+0000 2026-09-04T23:43:29+0000

    STARLINK-30440 & STARLINK-35780 Collision Probability (Pc) Trend

    STARLINK-30440 & STARLINK-35780 Collision Probability (Pc) TrendNot Available

    STARLINK-30440 & STARLINK-35780 Miss Distance (Miss Distance) Trend

    STARLINK-30440 & STARLINK-35780 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30440Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35780Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30440Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35780Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30440

    No nearby objects data