Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.311887E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T09:09:01+0800
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    1 Object 1

    AOE ID 58645
    NORAD ID 58645
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59965
    NORAD ID 59965
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 11 PREFIRE-1
    Time of Closest Approach 2026-09-05T10:05:17+0000
    Collision Probability (Pc) 1.311887E-6
    Conjunction Distance (km) 2.965 km
    Relative Speed (km/s) 13.926 km/s
    Conjunction Risk Parameters R (Radial): 2.439 | I (In-track): -0.683 | C (Cross-track): -1.542
    Collision Risk Index (CRI) 0.37
    X Position (km) 883.849 885.081
    Position Y (km) 2034.915 2033.517
    Position Z (km) -6507.518 -6505.211
    Velocity X (km/s) 0.132 5.463
    Velocity Y (km/s) -7.257 4.794
    Velocity Z (km/s) -2.253 2.248

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 11 PREFIRE-1
    Semimajor Axis (a) 6860.850 km 6870.952 km
    Eccentricity (e) 0.001057 0.001016
    Inclination (i) 97.3442° 97.5411°
    RAAN 268.1908° 42.5698°
    Perigee Argument 84.2705° 330.6975°
    Mean Anomaly (M) 275.9739° 29.3691°
    Apogee 489.967 km 499.798 km
    Perigee 475.459 km 485.832 km
    Orbit Epoch 2026-09-04T20:24:37+0000 2026-09-04T09:11:55+0000

    TIANMU-1 11 & PREFIRE-1 Collision Probability (Pc) Trend

    TIANMU-1 11 & PREFIRE-1 Collision Probability (Pc) TrendNot Available

    TIANMU-1 11 & PREFIRE-1 Miss Distance (Miss Distance) Trend

    TIANMU-1 11 & PREFIRE-1 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 11Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PREFIRE-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 11Collision Probability Trend

    Object 1 Probability TrendNot Available

    PREFIRE-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 11

    No nearby objects data