Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.604333E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T17:35:09+0800
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    1 Object 1

    AOE ID 31296
    NORAD ID 31296
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    Name SJ-16
    AOE ID 39358
    NORAD ID 39358
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SJ-16
    Time of Closest Approach 2026-10-22T19:59:05+0000
    Collision Probability (Pc) 1.604333E-6
    Conjunction Distance (km) 2.606 km
    Relative Speed (km/s) 14.346 km/s
    Conjunction Risk Parameters R (Radial): -0.547 | I (In-track): 0.815 | C (Cross-track): 2.415
    Collision Risk Index (CRI) 0.39
    X Position (km) 1380.11 1377.531
    Position Y (km) 1307.877 1307.503
    Position Z (km) -6698.563 -6698.598
    Velocity X (km/s) -1.315 -3.325
    Velocity Y (km/s) -7.251 6.762
    Velocity Z (km/s) -1.678 0.637

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SJ-16
    Semimajor Axis (a) 6960.545 km 6967.237 km
    Eccentricity (e) 0.001356 0.001670
    Inclination (i) 99.0550° 74.9704°
    RAAN 256.5081° 116.1234°
    Perigee Argument 323.2924° 280.8777°
    Mean Anomaly (M) 36.7362° 79.0532°
    Apogee 591.850 km 600.738 km
    Perigee 572.966 km 577.462 km
    Orbit Epoch 2026-10-21T20:21:02+0000 2026-10-22T04:16:49+0000

    FENGYUN 1C DEB & SJ-16 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SJ-16 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SJ-16 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SJ-16 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SJ-16Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SJ-16Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data