Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.250417E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:54:02+0800
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    1 Object 1

    AOE ID 30744
    NORAD ID 30744
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 68739
    NORAD ID 68739
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-37338
    Time of Closest Approach 2026-09-07T07:08:07+0000
    Collision Probability (Pc) 1.250417E-6
    Conjunction Distance (km) 2.082 km
    Relative Speed (km/s) 4.465 km/s
    Conjunction Risk Parameters R (Radial): 1.602 | I (In-track): -1.271 | C (Cross-track): 0.39
    Collision Risk Index (CRI) 0.37
    X Position (km) -1021.088 -1021.209
    Position Y (km) 199.171 197.894
    Position Z (km) -6770.389 -6772.029
    Velocity X (km/s) 1.552 -2.844
    Velocity Y (km/s) 7.457 7.036
    Velocity Z (km/s) -0.017 0.635

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-37338
    Semimajor Axis (a) 6844.145 km 6843.551 km
    Eccentricity (e) 0.000293 0.000153
    Inclination (i) 98.7289° 97.2868°
    RAAN 75.5036° 110.5117°
    Perigee Argument 185.8559° 59.7986°
    Mean Anomaly (M) 331.1079° 300.3407°
    Apogee 468.016 km 466.459 km
    Perigee 464.000 km 464.369 km
    Orbit Epoch 2026-09-04T23:50:09+0000 2026-09-05T03:49:39+0000

    FENGYUN 1C DEB & STARLINK-37338 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-37338 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-37338 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-37338 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37338Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37338Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data