Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.162079E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:31:17+0800
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    1 Object 1

    AOE ID 52609
    NORAD ID 52609
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53247
    NORAD ID 53247
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3997 STARLINK-4061
    Time of Closest Approach 2026-09-05T02:39:59+0000
    Collision Probability (Pc) 1.162079E-6
    Conjunction Distance (km) 2.555 km
    Relative Speed (km/s) 7.796 km/s
    Conjunction Risk Parameters R (Radial): -2.553 | I (In-track): -0.043 | C (Cross-track): -0.021
    Collision Risk Index (CRI) 0.36
    X Position (km) 2557.012 2556.1
    Position Y (km) 4034.64 4033.111
    Position Z (km) -4903.876 -4902.044
    Velocity X (km/s) -7.03 -4.043
    Velocity Y (km/s) 1.152 5.867
    Velocity Z (km/s) -2.721 2.721

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3997 STARLINK-4061
    Semimajor Axis (a) 6840.821 km 6837.884 km
    Eccentricity (e) 0.000174 0.000145
    Inclination (i) 53.1613° 53.1604°
    RAAN 200.9201° 122.5288°
    Perigee Argument 130.5122° 93.8131°
    Mean Anomaly (M) 229.6033° 276.3101°
    Apogee 463.874 km 460.740 km
    Perigee 461.494 km 458.754 km
    Orbit Epoch 2026-09-02T04:49:36+0000 2026-09-02T00:00:02+0000

    STARLINK-3997 & STARLINK-4061 Collision Probability (Pc) Trend

    STARLINK-3997 & STARLINK-4061 Collision Probability (Pc) TrendNot Available

    STARLINK-3997 & STARLINK-4061 Miss Distance (Miss Distance) Trend

    STARLINK-3997 & STARLINK-4061 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3997Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4061Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3997Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4061Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3997

    No nearby objects data