Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.213112E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:41:43+0800
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    1 Object 1

    AOE ID 53202
    NORAD ID 53202
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57920
    NORAD ID 57920
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4411 STARLINK-30485
    Time of Closest Approach 2026-09-12T16:41:20+0000
    Collision Probability (Pc) 1.213112E-6
    Conjunction Distance (km) 2.517 km
    Relative Speed (km/s) 8.05 km/s
    Conjunction Risk Parameters R (Radial): -2.127 | I (In-track): -1.144 | C (Cross-track): -0.704
    Collision Risk Index (CRI) 0.37
    X Position (km) -4325.517 -4323.396
    Position Y (km) 4283.944 4282.595
    Position Z (km) 3161.707 3161.821
    Velocity X (km/s) -1.713 -5.842
    Velocity Y (km/s) 3.229 -3.061
    Velocity Z (km/s) -6.692 -3.831

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4411 STARLINK-30485
    Semimajor Axis (a) 6862.541 km 6861.211 km
    Eccentricity (e) 0.000245 0.000172
    Inclination (i) 97.2841° 43.0046°
    RAAN 309.8125° 1.1148°
    Perigee Argument 93.1667° 266.5326°
    Mean Anomaly (M) 103.7774° 93.5329°
    Apogee 486.087 km 484.255 km
    Perigee 482.721 km 481.893 km
    Orbit Epoch 2026-09-11T00:00:04+0000 2026-09-10T13:52:25+0000

    STARLINK-4411 & STARLINK-30485 Collision Probability (Pc) Trend

    STARLINK-4411 & STARLINK-30485 Collision Probability (Pc) TrendNot Available

    STARLINK-4411 & STARLINK-30485 Miss Distance (Miss Distance) Trend

    STARLINK-4411 & STARLINK-30485 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4411Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30485Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4411Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30485Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4411

    No nearby objects data