Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.111957E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T04:32:08+0800
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    1 Object 1

    AOE ID 51980
    NORAD ID 51980
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66952
    NORAD ID 66952
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3649 STARLINK-36122
    Time of Closest Approach 2026-09-14T02:26:02+0000
    Collision Probability (Pc) 9.111957E-7
    Conjunction Distance (km) 2.841 km
    Relative Speed (km/s) 6.647 km/s
    Conjunction Risk Parameters R (Radial): -2.827 | I (In-track): -0.246 | C (Cross-track): -0.126
    Collision Risk Index (CRI) 0.34
    X Position (km) 3606.003 3607.66
    Position Y (km) -2774.646 -2775.573
    Position Z (km) 5094.536 5096.649
    Velocity X (km/s) 2.228 6.161
    Velocity Y (km/s) 6.966 3.939
    Velocity Z (km/s) 2.211 -2.21

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3649 STARLINK-36122
    Semimajor Axis (a) 6837.873 km 6840.832 km
    Eccentricity (e) 0.000126 0.000087
    Inclination (i) 53.1602° 53.1591°
    RAAN 277.5938° 212.7041°
    Perigee Argument 63.8544° 93.4863°
    Mean Anomaly (M) 296.2589° 266.6239°
    Apogee 460.598 km 463.290 km
    Perigee 458.874 km 462.100 km
    Orbit Epoch 2026-09-11T11:38:48+0000 2026-09-11T06:44:07+0000

    STARLINK-3649 & STARLINK-36122 Collision Probability (Pc) Trend

    STARLINK-3649 & STARLINK-36122 Collision Probability (Pc) TrendNot Available

    STARLINK-3649 & STARLINK-36122 Miss Distance (Miss Distance) Trend

    STARLINK-3649 & STARLINK-36122 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3649Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36122Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3649Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36122Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3649

    No nearby objects data