Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.674148E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T14:38:06+0800
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    1 Object 1

    AOE ID 20565
    NORAD ID 20565
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 56489
    NORAD ID 56489
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-5923
    Time of Closest Approach 2026-09-14T05:07:49+0000
    Collision Probability (Pc) 1.674148E-5
    Conjunction Distance (km) 1.101 km
    Relative Speed (km/s) 11.951 km/s
    Conjunction Risk Parameters R (Radial): -0.78 | I (In-track): 0.475 | C (Cross-track): -0.612
    Collision Risk Index (CRI) 0.59
    X Position (km) -1089.157 -1088.68
    Position Y (km) -2203.398 -2203.819
    Position Z (km) -6506.473 -6505.575
    Velocity X (km/s) -3.114 7.349
    Velocity Y (km/s) -6.373 -1.656
    Velocity Z (km/s) 2.662 -0.669

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-5923
    Semimajor Axis (a) 6977.090 km 6950.190 km
    Eccentricity (e) 0.004758 0.000341
    Inclination (i) 89.9136° 70.0007°
    RAAN 243.9502° 355.8340°
    Perigee Argument 270.5529° 273.3009°
    Mean Anomaly (M) 89.0249° 86.7760°
    Apogee 632.148 km 574.426 km
    Perigee 565.758 km 569.680 km
    Orbit Epoch 2026-09-11T22:37:33+0000 2026-09-11T13:27:58+0000

    ATLAS 28E DEB & STARLINK-5923 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-5923 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-5923 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-5923 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5923Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5923Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data