Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.370234E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:26:04+0800
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    1 Object 1

    AOE ID 47656
    NORAD ID 47656
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53083
    NORAD ID 53083
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2040 STARLINK-4251
    Time of Closest Approach 2026-09-11T09:07:19+0000
    Collision Probability (Pc) 1.370234E-6
    Conjunction Distance (km) 2.931 km
    Relative Speed (km/s) 14.653 km/s
    Conjunction Risk Parameters R (Radial): 1.081 | I (In-track): -0.776 | C (Cross-track): 2.611
    Collision Risk Index (CRI) 0.38
    X Position (km) 2460.875 2458.034
    Position Y (km) 5814.852 5814.498
    Position Z (km) 2645.364 2645.987
    Velocity X (km/s) -3.692 -0.176
    Velocity Y (km/s) 4.006 -3.11
    Velocity Z (km/s) -5.348 6.969

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2040 STARLINK-4251
    Semimajor Axis (a) 6848.883 km 6847.037 km
    Eccentricity (e) 0.000126 0.000136
    Inclination (i) 53.1594° 97.2861°
    RAAN 270.0539° 69.7842°
    Perigee Argument 93.3740° 89.8656°
    Mean Anomaly (M) 266.7406° 357.7534°
    Apogee 471.612 km 469.831 km
    Perigee 469.880 km 467.969 km
    Orbit Epoch 2026-09-10T08:58:32+0000 2026-09-11T00:00:04+0000

    STARLINK-2040 & STARLINK-4251 Collision Probability (Pc) Trend

    STARLINK-2040 & STARLINK-4251 Collision Probability (Pc) TrendNot Available

    STARLINK-2040 & STARLINK-4251 Miss Distance (Miss Distance) Trend

    STARLINK-2040 & STARLINK-4251 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2040Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4251Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2040Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4251Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2040

    No nearby objects data