Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.790885E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:42:57+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 53601
    NORAD ID 53601
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3997 STARLINK-4675
    Time of Closest Approach 2026-10-22T07:18:40+0000
    Collision Probability (Pc) 2.790885E-5
    Conjunction Distance (km) 0.77 km
    Relative Speed (km/s) 4.367 km/s
    Conjunction Risk Parameters R (Radial): -0.746 | I (In-track): 0.181 | C (Cross-track): -0.053
    Collision Risk Index (CRI) 0.64
    X Position (km) 3469.793 3469.304
    Position Y (km) 2500.751 2500.63
    Position Z (km) 5328.916 5328.334
    Velocity X (km/s) -5.663 -2.898
    Velocity Y (km/s) 4.942 6.936
    Velocity Z (km/s) 1.364 -1.365

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3997 STARLINK-4675
    Semimajor Axis (a) 6840.874 km 6840.951 km
    Eccentricity (e) 0.000145 0.000149
    Inclination (i) 53.1602° 53.1603°
    RAAN 339.8622° 296.0315°
    Perigee Argument 88.8840° 87.2308°
    Mean Anomaly (M) 271.2329° 136.8217°
    Apogee 463.732 km 463.834 km
    Perigee 461.742 km 461.794 km
    Orbit Epoch 2026-10-19T11:45:24+0000 2026-10-19T22:00:02+0000

    STARLINK-3997 & STARLINK-4675 Collision Probability (Pc) Trend

    STARLINK-3997 & STARLINK-4675 Collision Probability (Pc) TrendNot Available

    STARLINK-3997 & STARLINK-4675 Miss Distance (Miss Distance) Trend

    STARLINK-3997 & STARLINK-4675 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3997Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4675Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3997Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4675Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3997

    No nearby objects data