Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.233302E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:55:57+0800
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    1 Object 1

    AOE ID 52628
    NORAD ID 52628
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53473
    NORAD ID 53473
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4001 STARLINK-4383
    Time of Closest Approach 2026-10-21T12:07:43+0000
    Collision Probability (Pc) 1.233302E-6
    Conjunction Distance (km) 2.823 km
    Relative Speed (km/s) 11.204 km/s
    Conjunction Risk Parameters R (Radial): -2.512 | I (In-track): 0.87 | C (Cross-track): 0.95
    Collision Risk Index (CRI) 0.37
    X Position (km) 2601.293 2599.238
    Position Y (km) 3217.427 3216.045
    Position Z (km) 5434.01 5432.654
    Velocity X (km/s) -6.418 -2.469
    Velocity Y (km/s) 4.096 -5.649
    Velocity Z (km/s) 0.645 4.514

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4001 STARLINK-4383
    Semimajor Axis (a) 6837.870 km 6833.215 km
    Eccentricity (e) 0.000134 0.000163
    Inclination (i) 53.1595° 97.4258°
    RAAN 337.5627° 59.7935°
    Perigee Argument 88.6109° 86.1113°
    Mean Anomaly (M) 271.5048° 274.0318°
    Apogee 460.653 km 456.192 km
    Perigee 458.813 km 453.964 km
    Orbit Epoch 2026-10-20T02:57:29+0000 2026-10-20T09:20:04+0000

    STARLINK-4001 & STARLINK-4383 Collision Probability (Pc) Trend

    STARLINK-4001 & STARLINK-4383 Collision Probability (Pc) TrendNot Available

    STARLINK-4001 & STARLINK-4383 Miss Distance (Miss Distance) Trend

    STARLINK-4001 & STARLINK-4383 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4001Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4383Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4001Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4383Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4001

    No nearby objects data