Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.933472E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T14:55:19+0800
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    1 Object 1

    AOE ID 28220
    NORAD ID 28220
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 68263
    NORAD ID 68263
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TANSUO 1 STARLINK-37156
    Time of Closest Approach 2026-09-12T07:43:30+0000
    Collision Probability (Pc) 1.933472E-4
    Conjunction Distance (km) 0.512 km
    Relative Speed (km/s) 14.726 km/s
    Conjunction Risk Parameters R (Radial): -0.151 | I (In-track): -0.139 | C (Cross-track): -0.468
    Collision Risk Index (CRI) 0.81
    X Position (km) -6029.118 -6028.864
    Position Y (km) 2583.489 2583.863
    Position Z (km) -1952.938 -1952.699
    Velocity X (km/s) 2.401 -3.436
    Velocity Y (km/s) 0.156 -3.721
    Velocity Z (km/s) -7.241 5.71

    Orbital Parameters 国际轨道数据源

    Parameter TANSUO 1 STARLINK-37156
    Semimajor Axis (a) 6836.688 km 6840.806 km
    Eccentricity (e) 0.000646 0.000263
    Inclination (i) 97.8648° 53.1586°
    RAAN 338.5692° 173.6402°
    Perigee Argument 77.9016° 74.5025°
    Mean Anomaly (M) 282.2950° 285.6267°
    Apogee 462.971 km 464.467 km
    Perigee 454.131 km 460.871 km
    Orbit Epoch 2026-09-11T18:21:46+0000 2026-09-11T11:29:39+0000

    TANSUO 1 & STARLINK-37156 Collision Probability (Pc) Trend

    TANSUO 1 & STARLINK-37156 Collision Probability (Pc) TrendNot Available

    TANSUO 1 & STARLINK-37156 Miss Distance (Miss Distance) Trend

    TANSUO 1 & STARLINK-37156 Miss Distance (Miss Distance) TrendNot Available

    TANSUO 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37156Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TANSUO 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37156Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TANSUO 1

    No nearby objects data