Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.869378E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T13:35:31+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 65356
    NORAD ID 65356
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-34680
    Time of Closest Approach 2026-09-12T16:37:45+0000
    Collision Probability (Pc) 6.869378E-6
    Conjunction Distance (km) 1.439 km
    Relative Speed (km/s) 12.545 km/s
    Conjunction Risk Parameters R (Radial): 0.644 | I (In-track): 0.74 | C (Cross-track): -1.053
    Collision Risk Index (CRI) 0.52
    X Position (km) 673.736 674.648
    Position Y (km) 4348.82 4347.707
    Position Z (km) 5228.553 5228.519
    Velocity X (km/s) 0.773 -7.358
    Velocity Y (km/s) 5.788 -1.011
    Velocity Z (km/s) -4.925 1.785

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-34680
    Semimajor Axis (a) 6842.565 km 6840.794 km
    Eccentricity (e) 0.002419 0.000096
    Inclination (i) 89.4095° 53.1606°
    RAAN 262.0335° 22.2120°
    Perigee Argument 212.6778° 91.6596°
    Mean Anomaly (M) 147.2980° 268.4516°
    Apogee 480.981 km 463.314 km
    Perigee 447.875 km 462.000 km
    Orbit Epoch 2026-09-10T23:21:05+0000 2026-09-11T19:59:27+0000

    ATLAS 28E DEB & STARLINK-34680 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-34680 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-34680 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-34680 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34680Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34680Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data