Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.394737E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T02:38:27+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 66259
    NORAD ID 66259
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4377 STARLINK-35529
    Time of Closest Approach 2026-09-05T05:54:06+0000
    Collision Probability (Pc) 3.394737E-6
    Conjunction Distance (km) 1.844 km
    Relative Speed (km/s) 13.768 km/s
    Conjunction Risk Parameters R (Radial): -1.824 | I (In-track): -0.11 | C (Cross-track): -0.245
    Collision Risk Index (CRI) 0.46
    X Position (km) -2011.616 -2010.931
    Position Y (km) 4225.328 4224.4
    Position Z (km) -5010.275 -5008.837
    Velocity X (km/s) 3.629 -7.189
    Velocity Y (km/s) -4.329 -0.478
    Velocity Z (km/s) -5.112 2.484

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4377 STARLINK-35529
    Semimajor Axis (a) 6851.767 km 6848.791 km
    Eccentricity (e) 0.000131 0.000108
    Inclination (i) 97.2862° 53.1575°
    RAAN 302.3532° 173.6512°
    Perigee Argument 80.8163° 94.1162°
    Mean Anomaly (M) 59.9117° 265.9962°
    Apogee 474.529 km 471.391 km
    Perigee 472.731 km 469.917 km
    Orbit Epoch 2026-09-04T06:00:02+0000 2026-09-04T05:08:01+0000

    STARLINK-4377 & STARLINK-35529 Collision Probability (Pc) Trend

    STARLINK-4377 & STARLINK-35529 Collision Probability (Pc) TrendNot Available

    STARLINK-4377 & STARLINK-35529 Miss Distance (Miss Distance) Trend

    STARLINK-4377 & STARLINK-35529 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4377Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35529Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4377Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35529Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4377

    No nearby objects data