Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.191747E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:07:56+0800
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    1 Object 1

    AOE ID 45625
    NORAD ID 45625
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 59540
    NORAD ID 59540
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GAOFEN 9 02 STARLINK-31397
    Time of Closest Approach 2026-09-17T11:56:32+0000
    Collision Probability (Pc) 2.191747E-6
    Conjunction Distance (km) 2.046 km
    Relative Speed (km/s) 10.586 km/s
    Conjunction Risk Parameters R (Radial): -0.044 | I (In-track): -1.47 | C (Cross-track): 1.421
    Collision Risk Index (CRI) 0.42
    X Position (km) 3131.785 3133.354
    Position Y (km) 4064.911 4065.082
    Position Z (km) 4546.017 4544.717
    Velocity X (km/s) -1.982 -6.56
    Velocity Y (km/s) -4.777 3.696
    Velocity Z (km/s) 5.608 1.214

    Orbital Parameters 国际轨道数据源

    Parameter GAOFEN 9 02 STARLINK-31397
    Semimajor Axis (a) 6863.582 km 6861.152 km
    Eccentricity (e) 0.001366 0.000140
    Inclination (i) 97.5867° 43.0039°
    RAAN 57.2970° 351.3446°
    Perigee Argument 108.1743° 267.7424°
    Mean Anomaly (M) 252.0984° 92.3267°
    Apogee 494.819 km 483.979 km
    Perigee 476.071 km 482.051 km
    Orbit Epoch 2026-09-15T15:43:01+0000 2026-09-15T14:06:02+0000

    GAOFEN 9 02 & STARLINK-31397 Collision Probability (Pc) Trend

    GAOFEN 9 02 & STARLINK-31397 Collision Probability (Pc) TrendNot Available

    GAOFEN 9 02 & STARLINK-31397 Miss Distance (Miss Distance) Trend

    GAOFEN 9 02 & STARLINK-31397 Miss Distance (Miss Distance) TrendNot Available

    GAOFEN 9 02Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31397Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GAOFEN 9 02Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31397Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GAOFEN 9 02

    No nearby objects data