Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.333309E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:45:27+0800
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    1 Object 1

    AOE ID 54866
    NORAD ID 54866
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67998
    NORAD ID 67998
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5398 STARLINK-36988
    Time of Closest Approach 2026-10-21T20:41:07+0000
    Collision Probability (Pc) 1.333309E-4
    Conjunction Distance (km) 0.482 km
    Relative Speed (km/s) 6.158 km/s
    Conjunction Risk Parameters R (Radial): -0.004 | I (In-track): -0.442 | C (Cross-track): -0.188
    Collision Risk Index (CRI) 0.77
    X Position (km) 5067.839 5068.03
    Position Y (km) -2088.752 -2088.31
    Position Z (km) 4118.223 4118.221
    Velocity X (km/s) 0.947 4.371
    Velocity Y (km/s) 7.158 5.746
    Velocity Z (km/s) 2.46 -2.459

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5398 STARLINK-36988
    Semimajor Axis (a) 6861.204 km 6861.149 km
    Eccentricity (e) 0.000149 0.000162
    Inclination (i) 43.0015° 43.0016°
    RAAN 298.3450° 226.2305°
    Perigee Argument 269.3907° 264.1143°
    Mean Anomaly (M) 90.6774° 95.9524°
    Apogee 484.089 km 484.124 km
    Perigee 482.045 km 481.900 km
    Orbit Epoch 2026-10-19T07:12:52+0000 2026-10-19T05:24:07+0000

    STARLINK-5398 & STARLINK-36988 Collision Probability (Pc) Trend

    STARLINK-5398 & STARLINK-36988 Collision Probability (Pc) TrendNot Available

    STARLINK-5398 & STARLINK-36988 Miss Distance (Miss Distance) Trend

    STARLINK-5398 & STARLINK-36988 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5398Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36988Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5398Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36988Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5398

    No nearby objects data