Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.600396E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:07:59+0800
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    1 Object 1

    AOE ID 48325
    NORAD ID 48325
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53469
    NORAD ID 53469
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2495 STARLINK-4399
    Time of Closest Approach 2026-09-06T18:17:50+0000
    Collision Probability (Pc) 8.600396E-7
    Conjunction Distance (km) 2.989 km
    Relative Speed (km/s) 6.679 km/s
    Conjunction Risk Parameters R (Radial): 2.944 | I (In-track): 0.466 | C (Cross-track): -0.229
    Collision Risk Index (CRI) 0.34
    X Position (km) 5949.609 5947.303
    Position Y (km) 368.311 368.01
    Position Z (km) 3364.277 3362.4
    Velocity X (km/s) -3.048 -3.646
    Velocity Y (km/s) 5.077 -1.339
    Velocity Z (km/s) 4.818 6.573

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2495 STARLINK-4399
    Semimajor Axis (a) 6848.852 km 6843.699 km
    Eccentricity (e) 0.000110 0.000113
    Inclination (i) 53.1604° 97.2859°
    RAAN 352.2168° 4.7166°
    Perigee Argument 87.2363° 95.0819°
    Mean Anomaly (M) 272.8764° 265.0553°
    Apogee 471.466 km 466.337 km
    Perigee 469.964 km 464.787 km
    Orbit Epoch 2026-09-03T19:39:47+0000 2026-09-03T18:07:36+0000

    STARLINK-2495 & STARLINK-4399 Collision Probability (Pc) Trend

    STARLINK-2495 & STARLINK-4399 Collision Probability (Pc) TrendNot Available

    STARLINK-2495 & STARLINK-4399 Miss Distance (Miss Distance) Trend

    STARLINK-2495 & STARLINK-4399 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2495Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4399Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2495Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2495

    No nearby objects data