Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.955151E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T03:33:13+0800
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    1 Object 1

    AOE ID 59459
    NORAD ID 59459
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66474
    NORAD ID 66474
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31631 STARLINK-35620
    Time of Closest Approach 2026-09-15T00:13:39+0000
    Collision Probability (Pc) 2.955151E-5
    Conjunction Distance (km) 0.85 km
    Relative Speed (km/s) 7.652 km/s
    Conjunction Risk Parameters R (Radial): 0.763 | I (In-track): -0.321 | C (Cross-track): 0.192
    Collision Risk Index (CRI) 0.64
    X Position (km) -586.246 -585.808
    Position Y (km) -5774.886 -5774.28
    Position Z (km) -3662.806 -3662.402
    Velocity X (km/s) 6.762 6.351
    Velocity Y (km/s) 1.365 -2.695
    Velocity Z (km/s) -3.236 3.236

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31631 STARLINK-35620
    Semimajor Axis (a) 6861.194 km 6861.122 km
    Eccentricity (e) 0.000122 0.000146
    Inclination (i) 43.0039° 43.0007°
    RAAN 59.9268° 322.2922°
    Perigee Argument 269.5441° 260.2648°
    Mean Anomaly (M) 90.5270° 99.8039°
    Apogee 483.897 km 483.988 km
    Perigee 482.217 km 481.982 km
    Orbit Epoch 2026-09-11T18:19:29+0000 2026-09-12T06:32:45+0000

    STARLINK-31631 & STARLINK-35620 Collision Probability (Pc) Trend

    STARLINK-31631 & STARLINK-35620 Collision Probability (Pc) TrendNot Available

    STARLINK-31631 & STARLINK-35620 Miss Distance (Miss Distance) Trend

    STARLINK-31631 & STARLINK-35620 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31631Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35620Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31631Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35620Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31631

    No nearby objects data