Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.357458E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:35:01+0800
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    1 Object 1

    Name MAST
    AOE ID 31126
    NORAD ID 31126
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69268
    NORAD ID 69268
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter MAST KUIPER-00383
    Time of Closest Approach 2026-09-12T04:19:26+0000
    Collision Probability (Pc) 1.357458E-6
    Conjunction Distance (km) 2.908 km
    Relative Speed (km/s) 14.165 km/s
    Conjunction Risk Parameters R (Radial): -0.892 | I (In-track): 0.976 | C (Cross-track): -2.589
    Collision Risk Index (CRI) 0.38
    X Position (km) 3408.283 3410.026
    Position Y (km) 4316.385 4314.772
    Position Z (km) 4332.954 4334.63
    Velocity X (km/s) 3.973 -6.447
    Velocity Y (km/s) 2.747 1.406
    Velocity Z (km/s) -5.838 3.662

    Orbital Parameters 国际轨道数据源

    Parameter MAST KUIPER-00383
    Semimajor Axis (a) 7062.358 km 7007.703 km
    Eccentricity (e) 0.008224 0.000074
    Inclination (i) 98.4402° 51.8974°
    RAAN 222.9318° 20.6875°
    Perigee Argument 143.1754° 119.3281°
    Mean Anomaly (M) 217.5135° 240.7755°
    Apogee 742.303 km 630.088 km
    Perigee 626.139 km 629.044 km
    Orbit Epoch 2026-09-10T04:04:30+0000 2026-09-10T13:11:36+0000

    MAST & KUIPER-00383 Collision Probability (Pc) Trend

    MAST & KUIPER-00383 Collision Probability (Pc) TrendNot Available

    MAST & KUIPER-00383 Miss Distance (Miss Distance) Trend

    MAST & KUIPER-00383 Miss Distance (Miss Distance) TrendNot Available

    MASTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00383Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    MASTCollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00383Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with MAST

    No nearby objects data