Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.339785E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:11:57+0800
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    1 Object 1

    AOE ID 52562
    NORAD ID 52562
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52628
    NORAD ID 52628
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3957 STARLINK-4001
    Time of Closest Approach 2026-10-29T09:37:01+0000
    Collision Probability (Pc) 1.339785E-6
    Conjunction Distance (km) 2.752 km
    Relative Speed (km/s) 12.16 km/s
    Conjunction Risk Parameters R (Radial): -1.98 | I (In-track): -1.151 | C (Cross-track): 1.524
    Collision Risk Index (CRI) 0.38
    X Position (km) -3391.582 -3388.947
    Position Y (km) 5870.174 5869.431
    Position Z (km) -926.469 -926.196
    Velocity X (km/s) -4.407 -3.589
    Velocity Y (km/s) -1.603 -3.021
    Velocity Z (km/s) 6.025 -6.024

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3957 STARLINK-4001
    Semimajor Axis (a) 6840.858 km 6837.716 km
    Eccentricity (e) 0.000119 0.000570
    Inclination (i) 53.1596° 53.1581°
    RAAN 133.2001° 303.4274°
    Perigee Argument 63.1314° 286.1026°
    Mean Anomaly (M) 296.9810° 73.9349°
    Apogee 463.536 km 463.476 km
    Perigee 461.906 km 455.682 km
    Orbit Epoch 2026-10-27T20:08:29+0000 2026-10-27T09:55:41+0000

    STARLINK-3957 & STARLINK-4001 Collision Probability (Pc) Trend

    STARLINK-3957 & STARLINK-4001 Collision Probability (Pc) TrendNot Available

    STARLINK-3957 & STARLINK-4001 Miss Distance (Miss Distance) Trend

    STARLINK-3957 & STARLINK-4001 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3957Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4001Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3957Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4001Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3957

    No nearby objects data