Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.444049E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T13:32:01+0800
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    1 Object 1

    AOE ID 37427
    NORAD ID 37427
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58646
    NORAD ID 58646
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TIANMU-1 12
    Time of Closest Approach 2026-10-19T02:13:08+0000
    Collision Probability (Pc) 3.444049E-6
    Conjunction Distance (km) 1.87 km
    Relative Speed (km/s) 14.938 km/s
    Conjunction Risk Parameters R (Radial): 1.519 | I (In-track): 0.236 | C (Cross-track): 1.065
    Collision Risk Index (CRI) 0.46
    X Position (km) -2500.395 -2500.032
    Position Y (km) 3825.632 3827.068
    Position Z (km) -5120.306 -5121.446
    Velocity X (km/s) -1.564 4.273
    Velocity Y (km/s) 5.553 -3.869
    Velocity Z (km/s) 5.038 -4.976

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TIANMU-1 12
    Semimajor Axis (a) 6937.864 km 6860.746 km
    Eccentricity (e) 0.016751 0.000553
    Inclination (i) 98.6423° 97.3397°
    RAAN 111.2891° 310.3851°
    Perigee Argument 3.4669° 275.3955°
    Mean Anomaly (M) 356.7671° 84.6653°
    Apogee 675.946 km 486.406 km
    Perigee 443.508 km 478.812 km
    Orbit Epoch 2026-10-17T05:40:25+0000 2026-10-18T00:04:09+0000

    FENGYUN 1C DEB & TIANMU-1 12 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & TIANMU-1 12 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & TIANMU-1 12 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TIANMU-1 12 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 12Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 12Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data