Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.552485E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T03:35:09+0800
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    1 Object 1

    AOE ID 31507
    NORAD ID 31507
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    Name TANSAT
    AOE ID 41898
    NORAD ID 41898
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TANSAT
    Time of Closest Approach 2026-10-16T14:31:00+0000
    Collision Probability (Pc) 6.552485E-7
    Conjunction Distance (km) 2.75 km
    Relative Speed (km/s) 3.312 km/s
    Conjunction Risk Parameters R (Radial): 0.554 | I (In-track): 2.622 | C (Cross-track): 0.617
    Collision Risk Index (CRI) 0.31
    X Position (km) 909.808 911.452
    Position Y (km) 539.51 537.366
    Position Z (km) -6986.164 -6986.676
    Velocity X (km/s) 5.664 3.01
    Velocity Y (km/s) -4.937 -6.876
    Velocity Z (km/s) 0.278 -0.129

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TANSAT
    Semimajor Axis (a) 7093.343 km 7071.260 km
    Eccentricity (e) 0.011441 0.001952
    Inclination (i) 98.1627° 98.5422°
    RAAN 317.9711° 292.1726°
    Perigee Argument 211.5824° 300.3848°
    Mean Anomaly (M) 161.3509° 59.5422°
    Apogee 796.361 km 706.924 km
    Perigee 634.051 km 679.322 km
    Orbit Epoch 2026-10-15T07:35:05+0000 2026-10-15T07:40:52+0000

    FENGYUN 1C DEB & TANSAT Collision Probability (Pc) Trend

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

    FENGYUN 1C DEB & TANSAT Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TANSAT Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TANSATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TANSATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data