Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.306226E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T18:01:35+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 66643
    NORAD ID 66643
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-35918
    Time of Closest Approach 2026-09-06T15:46:55+0000
    Collision Probability (Pc) 1.306226E-6
    Conjunction Distance (km) 2.813 km
    Relative Speed (km/s) 12.278 km/s
    Conjunction Risk Parameters R (Radial): 0.132 | I (In-track): 1.658 | C (Cross-track): -2.268
    Collision Risk Index (CRI) 0.37
    X Position (km) -627.132 -625.056
    Position Y (km) -4274.856 -4276.515
    Position Z (km) -5311.073 -5310.152
    Velocity X (km/s) -0.737 7.435
    Velocity Y (km/s) -5.88 0.775
    Velocity Z (km/s) 4.799 -1.5

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-35918
    Semimajor Axis (a) 6842.885 km 6840.828 km
    Eccentricity (e) 0.002343 0.000181
    Inclination (i) 89.4113° 53.1602°
    RAAN 262.4297° 19.3782°
    Perigee Argument 233.8142° 89.9535°
    Mean Anomaly (M) 126.0944° 270.1675°
    Apogee 480.781 km 463.930 km
    Perigee 448.715 km 461.452 km
    Orbit Epoch 2026-09-06T00:20:40+0000 2026-09-05T15:13:25+0000

    ATLAS 28E DEB & STARLINK-35918 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-35918 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-35918 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-35918 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35918Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35918Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data