Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.771597E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:38:43+0800
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    1 Object 1

    AOE ID 47839
    NORAD ID 47839
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53220
    NORAD ID 53220
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2431 STARLINK-4363
    Time of Closest Approach 2026-09-05T11:53:43+0000
    Collision Probability (Pc) 1.771597E-6
    Conjunction Distance (km) 2.47 km
    Relative Speed (km/s) 14.488 km/s
    Conjunction Risk Parameters R (Radial): -2.428 | I (In-track): -0.14 | C (Cross-track): -0.427
    Collision Risk Index (CRI) 0.4
    X Position (km) 3587.276 3585.623
    Position Y (km) -4575.889 -4574.431
    Position Z (km) -3627.837 -3626.724
    Velocity X (km/s) 2.48 1.563
    Velocity Y (km/s) 5.569 -3.841
    Velocity Z (km/s) -4.579 6.399

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2431 STARLINK-4363
    Semimajor Axis (a) 6848.883 km 6851.190 km
    Eccentricity (e) 0.000133 0.000155
    Inclination (i) 53.1606° 97.2861°
    RAAN 112.2427° 301.9585°
    Perigee Argument 88.0788° 68.6925°
    Mean Anomaly (M) 272.0366° 196.5730°
    Apogee 471.659 km 474.116 km
    Perigee 469.833 km 471.990 km
    Orbit Epoch 2026-09-02T21:51:31+0000 2026-09-03T22:00:02+0000

    STARLINK-2431 & STARLINK-4363 Collision Probability (Pc) Trend

    STARLINK-2431 & STARLINK-4363 Collision Probability (Pc) TrendNot Available

    STARLINK-2431 & STARLINK-4363 Miss Distance (Miss Distance) Trend

    STARLINK-2431 & STARLINK-4363 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2431Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4363Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2431Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4363Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2431

    No nearby objects data