Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.509456E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T12:03:25+0800
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    1 Object 1

    AOE ID 30878
    NORAD ID 30878
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 57793
    NORAD ID 57793
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TIANQI 22
    Time of Closest Approach 2026-10-18T00:16:26+0000
    Collision Probability (Pc) 1.509456E-6
    Conjunction Distance (km) 2.345 km
    Relative Speed (km/s) 9.387 km/s
    Conjunction Risk Parameters R (Radial): -2.32 | I (In-track): -0.262 | C (Cross-track): -0.209
    Collision Risk Index (CRI) 0.39
    X Position (km) -2395.746 -2394.742
    Position Y (km) 4480.238 4478.675
    Position Z (km) 5095.675 5094.244
    Velocity X (km/s) -1.021 -7.007
    Velocity Y (km/s) 5.31 -1.278
    Velocity Z (km/s) -5.137 -2.158

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TIANQI 22
    Semimajor Axis (a) 7229.267 km 7192.766 km
    Eccentricity (e) 0.004100 0.001201
    Inclination (i) 98.7317° 49.9706°
    RAAN 287.7536° 0.7172°
    Perigee Argument 137.6322° 324.7890°
    Mean Anomaly (M) 17.5033° 35.2228°
    Apogee 880.773 km 823.266 km
    Perigee 821.487 km 805.992 km
    Orbit Epoch 2026-10-16T10:58:10+0000 2026-10-16T19:06:01+0000

    FENGYUN 1C DEB & TIANQI 22 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & TIANQI 22 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & TIANQI 22 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TIANQI 22 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data