Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.761831E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:22+0800
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    1 Object 1

    AOE ID 53221
    NORAD ID 53221
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59045
    NORAD ID 59045
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4377 STARLINK-31241
    Time of Closest Approach 2026-09-03T08:06:28+0000
    Collision Probability (Pc) 4.761831E-6
    Conjunction Distance (km) 1.655 km
    Relative Speed (km/s) 14.166 km/s
    Conjunction Risk Parameters R (Radial): 1.609 | I (In-track): 0.151 | C (Cross-track): 0.356
    Collision Risk Index (CRI) 0.49
    X Position (km) -3609.174 -3610.334
    Position Y (km) 5311.918 5313.034
    Position Z (km) 2402.732 2403.111
    Velocity X (km/s) -0.64 -3.984
    Velocity Y (km/s) 2.778 -4.732
    Velocity Z (km/s) -7.074 4.462

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4377 STARLINK-31241
    Semimajor Axis (a) 6856.763 km 6861.231 km
    Eccentricity (e) 0.000063 0.000135
    Inclination (i) 97.2841° 43.0032°
    RAAN 300.7940° 109.7973°
    Perigee Argument 65.7066° 262.8123°
    Mean Anomaly (M) 1.4506° 97.2576°
    Apogee 479.058 km 484.019 km
    Perigee 478.194 km 482.169 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-01T16:44:28+0000

    STARLINK-4377 & STARLINK-31241 Collision Probability (Pc) Trend

    STARLINK-4377 & STARLINK-31241 Collision Probability (Pc) TrendNot Available

    STARLINK-4377 & STARLINK-31241 Miss Distance (Miss Distance) Trend

    STARLINK-4377 & STARLINK-31241 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4377Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31241Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4377Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31241Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4377

    No nearby objects data