Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.558613E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:51:27+0800
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    1 Object 1

    AOE ID 54818
    NORAD ID 54818
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 66671
    NORAD ID 66671
    Object Type PAYLOAD
    Country
    BR BR

    Conjunction Constraints

    Parameter GAOFEN 11 04 ANISCSAT-1
    Time of Closest Approach 2026-09-17T05:13:28+0000
    Collision Probability (Pc) 3.558613E-6
    Conjunction Distance (km) 1.587 km
    Relative Speed (km/s) 7.522 km/s
    Conjunction Risk Parameters R (Radial): -1.456 | I (In-track): -0.544 | C (Cross-track): 0.316
    Collision Risk Index (CRI) 0.46
    X Position (km) 49.373 49.992
    Position Y (km) -1019.655 -1019.415
    Position Z (km) 6788.404 6786.962
    Velocity X (km/s) -6.447 -6.791
    Velocity Y (km/s) -4.021 3.41
    Velocity Z (km/s) -0.55 0.564

    Orbital Parameters 国际轨道数据源

    Parameter GAOFEN 11 04 ANISCSAT-1
    Semimajor Axis (a) 6872.940 km 6874.405 km
    Eccentricity (e) 0.000761 0.000657
    Inclination (i) 97.4357° 97.4133°
    RAAN 30.9113° 329.7849°
    Perigee Argument 17.7719° 57.7914°
    Mean Anomaly (M) 342.3783° 302.3960°
    Apogee 500.034 km 500.788 km
    Perigee 489.572 km 491.748 km
    Orbit Epoch 2026-09-15T14:59:08+0000 2026-09-14T04:19:30+0000

    GAOFEN 11 04 & ANISCSAT-1 Collision Probability (Pc) Trend

    GAOFEN 11 04 & ANISCSAT-1 Collision Probability (Pc) TrendNot Available

    GAOFEN 11 04 & ANISCSAT-1 Miss Distance (Miss Distance) Trend

    GAOFEN 11 04 & ANISCSAT-1 Miss Distance (Miss Distance) TrendNot Available

    GAOFEN 11 04Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ANISCSAT-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GAOFEN 11 04Collision Probability Trend

    Object 1 Probability TrendNot Available

    ANISCSAT-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GAOFEN 11 04

    No nearby objects data