Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.830019E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:51:32+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 58357
    NORAD ID 58357
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GAOFEN 11 04 STARLINK-30842
    Time of Closest Approach 2026-09-18T10:55:56+0000
    Collision Probability (Pc) 2.830019E-6
    Conjunction Distance (km) 1.821 km
    Relative Speed (km/s) 9.816 km/s
    Conjunction Risk Parameters R (Radial): -1.347 | I (In-track): -0.941 | C (Cross-track): 0.783
    Collision Risk Index (CRI) 0.44
    X Position (km) 4718.46 4718.411
    Position Y (km) 2468.472 2467.753
    Position Z (km) 4333.355 4331.683
    Velocity X (km/s) -3.619 -4.751
    Velocity Y (km/s) -3.328 5.626
    Velocity Z (km/s) 5.826 1.969

    Orbital Parameters 国际轨道数据源

    Parameter GAOFEN 11 04 STARLINK-30842
    Semimajor Axis (a) 6872.940 km 6849.622 km
    Eccentricity (e) 0.000761 0.000219
    Inclination (i) 97.4357° 43.0056°
    RAAN 30.9113° 343.0547°
    Perigee Argument 17.7719° 288.5501°
    Mean Anomaly (M) 342.3783° 160.9903°
    Apogee 500.034 km 472.987 km
    Perigee 489.572 km 469.983 km
    Orbit Epoch 2026-09-15T14:59:08+0000 2026-09-15T14:00:02+0000

    GAOFEN 11 04 & STARLINK-30842 Collision Probability (Pc) Trend

    GAOFEN 11 04 & STARLINK-30842 Collision Probability (Pc) TrendNot Available

    GAOFEN 11 04 & STARLINK-30842 Miss Distance (Miss Distance) Trend

    GAOFEN 11 04 & STARLINK-30842 Miss Distance (Miss Distance) TrendNot Available

    GAOFEN 11 04Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30842Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GAOFEN 11 04Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30842Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GAOFEN 11 04

    No nearby objects data