Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.102672E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T03:40:51+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 37404
    NORAD ID 37404
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 57 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-26T01:41:03+0000
    Collision Probability (Pc) 1.102672E-6
    Conjunction Distance (km) 1.741 km
    Relative Speed (km/s) 1.587 km/s
    Conjunction Risk Parameters R (Radial): -1.725 | I (In-track): 0.216 | C (Cross-track): 0.055
    Collision Risk Index (CRI) 0.36
    X Position (km) 3301.932 3301.085
    Position Y (km) -6262.095 -6260.575
    Position Z (km) 1008.091 1008.064
    Velocity X (km/s) -0.075 -1.459
    Velocity Y (km/s) 1.16 0.387
    Velocity Z (km/s) 7.377 7.322

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 57 FENGYUN 1C DEB
    Semimajor Axis (a) 7149.104 km 7161.198 km
    Eccentricity (e) 0.000208 0.004299
    Inclination (i) 86.3910° 98.4602°
    RAAN 298.0487° 295.7765°
    Perigee Argument 91.9637° 314.9682°
    Mean Anomaly (M) 268.1799° 221.3341°
    Apogee 772.457 km 813.845 km
    Perigee 769.477 km 752.277 km
    Orbit Epoch 2026-10-24T06:10:20+0000 2026-10-22T18:00:33+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