Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.796287E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T18:47:21+0800
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    1 Object 1

    AOE ID 33687
    NORAD ID 33687
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63234
    NORAD ID 63234
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TOMORROW-S5
    Time of Closest Approach 2026-10-13T08:14:44+0000
    Collision Probability (Pc) 4.796287E-6
    Conjunction Distance (km) 1.672 km
    Relative Speed (km/s) 15.038 km/s
    Conjunction Risk Parameters R (Radial): -1.474 | I (In-track): 0.111 | C (Cross-track): -0.78
    Collision Risk Index (CRI) 0.49
    X Position (km) -6783.487 -6782.013
    Position Y (km) 189.673 190.42
    Position Z (km) -1138.614 -1138.357
    Velocity X (km/s) 1.254 -1.208
    Velocity Y (km/s) 1.163 1.025
    Velocity Z (km/s) -7.389 7.445

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TOMORROW-S5
    Semimajor Axis (a) 6826.921 km 6874.021 km
    Eccentricity (e) 0.007516 0.000839
    Inclination (i) 98.9619° 97.3820°
    RAAN 358.2062° 175.7904°
    Perigee Argument 25.5152° 98.4608°
    Mean Anomaly (M) 334.9768° 261.7579°
    Apogee 500.094 km 501.648 km
    Perigee 397.474 km 490.120 km
    Orbit Epoch 2026-10-11T22:39:42+0000 2026-10-11T23:10:51+0000

    FENGYUN 1C DEB & TOMORROW-S5 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & TOMORROW-S5 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & TOMORROW-S5 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TOMORROW-S5 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S5Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S5Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data