Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.859782E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T09:15:34+0800
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    1 Object 1

    AOE ID 60018
    NORAD ID 60018
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66238
    NORAD ID 66238
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31984 STARLINK-35556
    Time of Closest Approach 2026-09-13T23:44:08+0000
    Collision Probability (Pc) 2.859782E-6
    Conjunction Distance (km) 1.899 km
    Relative Speed (km/s) 11.939 km/s
    Conjunction Risk Parameters R (Radial): -0.122 | I (In-track): -1.173 | C (Cross-track): -1.487
    Collision Risk Index (CRI) 0.44
    X Position (km) -2484.94 -2483.141
    Position Y (km) 6094.702 6095.306
    Position Z (km) -1875.869 -1875.844
    Velocity X (km/s) -3.789 -5.021
    Velocity Y (km/s) -3.306 -0.285
    Velocity Z (km/s) -5.742 5.742

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31984 STARLINK-35556
    Semimajor Axis (a) 6840.898 km 6840.800 km
    Eccentricity (e) 0.000119 0.000142
    Inclination (i) 53.1592° 53.1578°
    RAAN 291.2822° 137.8901°
    Perigee Argument 77.5203° 99.7106°
    Mean Anomaly (M) 282.5933° 260.4056°
    Apogee 463.578 km 463.632 km
    Perigee 461.944 km 461.694 km
    Orbit Epoch 2026-09-11T13:01:38+0000 2026-09-11T03:02:34+0000

    STARLINK-31984 & STARLINK-35556 Collision Probability (Pc) Trend

    STARLINK-31984 & STARLINK-35556 Collision Probability (Pc) TrendNot Available

    STARLINK-31984 & STARLINK-35556 Miss Distance (Miss Distance) Trend

    STARLINK-31984 & STARLINK-35556 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31984Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31984Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31984

    No nearby objects data