Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.458739E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T21:23:55+0800
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    1 Object 1

    AOE ID 30520
    NORAD ID 30520
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 52292
    NORAD ID 52292
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-3753
    Time of Closest Approach 2026-09-05T01:10:44+0000
    Collision Probability (Pc) 1.458739E-6
    Conjunction Distance (km) 2.606 km
    Relative Speed (km/s) 12.191 km/s
    Conjunction Risk Parameters R (Radial): -2.303 | I (In-track): -0.741 | C (Cross-track): -0.965
    Collision Risk Index (CRI) 0.38
    X Position (km) 385.995 385.194
    Position Y (km) -4090.323 -4089.783
    Position Z (km) -5479.714 -5477.295
    Velocity X (km/s) -2.475 7.602
    Velocity Y (km/s) 5.721 0.563
    Velocity Z (km/s) -4.41 0.114

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-3753
    Semimajor Axis (a) 6866.785 km 6840.911 km
    Eccentricity (e) 0.005290 0.000128
    Inclination (i) 98.7055° 53.1634°
    RAAN 106.0659° 9.3096°
    Perigee Argument 284.3101° 103.5641°
    Mean Anomaly (M) 75.2263° 256.5505°
    Apogee 524.972 km 463.649 km
    Perigee 452.324 km 461.899 km
    Orbit Epoch 2026-09-04T02:06:59+0000 2026-09-03T19:51:49+0000

    FENGYUN 1C DEB & STARLINK-3753 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-3753 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-3753 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-3753 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3753Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3753Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data