Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.843645E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T00:38:34+0800
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    1 Object 1

    AOE ID 25273
    NORAD ID 25273
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 36160
    NORAD ID 36160
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 57 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-18T22:33:11+0000
    Collision Probability (Pc) 6.843645E-5
    Conjunction Distance (km) 0.755 km
    Relative Speed (km/s) 14.884 km/s
    Conjunction Risk Parameters R (Radial): -0.237 | I (In-track): 0.068 | C (Cross-track): -0.713
    Collision Risk Index (CRI) 0.72
    X Position (km) -1930.116 -1929.408
    Position Y (km) 2501.543 2501.766
    Position Z (km) -6422.67 -6422.531
    Velocity X (km/s) 3.202 -1.969
    Velocity Y (km/s) -5.89 6.488
    Velocity Z (km/s) -3.258 3.19

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 57 FENGYUN 1C DEB
    Semimajor Axis (a) 7149.113 km 7225.606 km
    Eccentricity (e) 0.000208 0.013419
    Inclination (i) 86.3915° 98.1359°
    RAAN 300.7707° 108.7481°
    Perigee Argument 90.9088° 340.9466°
    Mean Anomaly (M) 269.2348° 18.6715°
    Apogee 772.467 km 944.428 km
    Perigee 769.485 km 750.510 km
    Orbit Epoch 2026-10-17T18:40:02+0000 2026-10-16T18:11:15+0000

    IRIDIUM 57 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    IRIDIUM 57 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 57 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 57 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 57Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 57Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 57

    No nearby objects data