Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.457526E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T19:56:48+0800
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    1 Object 1

    AOE ID 30082
    NORAD ID 30082
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59937
    NORAD ID 59937
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-31879
    Time of Closest Approach 2026-10-20T22:37:13+0000
    Collision Probability (Pc) 3.457526E-6
    Conjunction Distance (km) 1.834 km
    Relative Speed (km/s) 13.82 km/s
    Conjunction Risk Parameters R (Radial): 1.538 | I (In-track): 0.435 | C (Cross-track): -0.899
    Collision Risk Index (CRI) 0.46
    X Position (km) 727.181 728.102
    Position Y (km) -5721.487 -5722.351
    Position Z (km) 3705.393 3706.722
    Velocity X (km/s) -1.892 6.836
    Velocity Y (km/s) 3.861 -1.188
    Velocity Z (km/s) 6.283 -3.168

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-31879
    Semimajor Axis (a) 6832.774 km 6861.191 km
    Eccentricity (e) 0.004255 0.000125
    Inclination (i) 98.8400° 43.0021°
    RAAN 280.5500° 151.6871°
    Perigee Argument 189.0944° 272.8178°
    Mean Anomaly (M) 170.9530° 87.2530°
    Apogee 483.712 km 483.910 km
    Perigee 425.562 km 482.198 km
    Orbit Epoch 2026-10-18T22:02:42+0000 2026-10-19T00:33:22+0000

    FENGYUN 1C DEB & STARLINK-31879 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-31879 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-31879 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-31879 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31879Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31879Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data