Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.007246E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:21:21+0800
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    1 Object 1

    AOE ID 46458
    NORAD ID 46458
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63273
    NORAD ID 63273
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter JILIN-01 GAOFEN 3F STARLINK-11621
    Time of Closest Approach 2026-09-13T04:56:58+0000
    Collision Probability (Pc) 4.007246E-6
    Conjunction Distance (km) 1.71 km
    Relative Speed (km/s) 12.693 km/s
    Conjunction Risk Parameters R (Radial): 1.698 | I (In-track): -0.123 | C (Cross-track): -0.163
    Collision Risk Index (CRI) 0.47
    X Position (km) -3536.012 -3536.735
    Position Y (km) 3557.956 3558.883
    Position Z (km) 4477.467 4478.708
    Velocity X (km/s) -2.649 -4.648
    Velocity Y (km/s) 4.503 -6.036
    Velocity Z (km/s) -5.662 1.124

    Orbital Parameters 国际轨道数据源

    Parameter JILIN-01 GAOFEN 3F STARLINK-11621
    Semimajor Axis (a) 6734.126 km 6734.541 km
    Eccentricity (e) 0.001063 0.000145
    Inclination (i) 97.2067° 43.0002°
    RAAN 306.0118° 81.9149°
    Perigee Argument 177.5770° 260.7542°
    Mean Anomaly (M) 182.5547° 99.3161°
    Apogee 363.147 km 357.384 km
    Perigee 348.831 km 355.424 km
    Orbit Epoch 2026-09-10T22:51:58+0000 2026-09-09T19:46:23+0000

    JILIN-01 GAOFEN 3F & STARLINK-11621 Collision Probability (Pc) Trend

    JILIN-01 GAOFEN 3F & STARLINK-11621 Collision Probability (Pc) TrendNot Available

    JILIN-01 GAOFEN 3F & STARLINK-11621 Miss Distance (Miss Distance) Trend

    JILIN-01 GAOFEN 3F & STARLINK-11621 Miss Distance (Miss Distance) TrendNot Available

    JILIN-01 GAOFEN 3FMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11621Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    JILIN-01 GAOFEN 3FCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11621Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with JILIN-01 GAOFEN 3F

    No nearby objects data