Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.592668E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T13:08:14+0800
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    1 Object 1

    AOE ID 20576
    NORAD ID 20576
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66509
    NORAD ID 66509
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-35598
    Time of Closest Approach 2026-10-21T21:47:33+0000
    Collision Probability (Pc) 1.592668E-6
    Conjunction Distance (km) 2.44 km
    Relative Speed (km/s) 11.653 km/s
    Conjunction Risk Parameters R (Radial): -0.836 | I (In-track): 1.474 | C (Cross-track): 1.755
    Collision Risk Index (CRI) 0.39
    X Position (km) 949.888 947.849
    Position Y (km) 5022.919 5021.686
    Position Z (km) -4581.77 -4582.291
    Velocity X (km/s) -1.044 -7.18
    Velocity Y (km/s) -4.959 2.316
    Velocity Z (km/s) -5.67 1.053

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-35598
    Semimajor Axis (a) 6839.615 km 6861.280 km
    Eccentricity (e) 0.002911 0.000079
    Inclination (i) 89.4135° 42.9987°
    RAAN 258.8879° 162.3096°
    Perigee Argument 69.4530° 264.0787°
    Mean Anomaly (M) 290.9843° 95.9974°
    Apogee 481.389 km 483.686 km
    Perigee 441.567 km 482.600 km
    Orbit Epoch 2026-10-20T08:50:28+0000 2026-10-20T08:28:19+0000

    ATLAS 28E DEB & STARLINK-35598 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-35598 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-35598 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-35598 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35598Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35598Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data