Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.25064E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:52:42+0800
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    1 Object 1

    AOE ID 30660
    NORAD ID 30660
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    Name ET-001A
    AOE ID 69925
    NORAD ID 69925
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB ET-001A
    Time of Closest Approach 2026-09-13T10:03:34+0000
    Collision Probability (Pc) 5.25064E-6
    Conjunction Distance (km) 1.611 km
    Relative Speed (km/s) 14.462 km/s
    Conjunction Risk Parameters R (Radial): -0.601 | I (In-track): -0.422 | C (Cross-track): 1.433
    Collision Risk Index (CRI) 0.49
    X Position (km) 3250.669 3250.7
    Position Y (km) -545.266 -546.786
    Position Z (km) 6137.147 6137.679
    Velocity X (km/s) -6.692 5.941
    Velocity Y (km/s) -1.175 -3.183
    Velocity Z (km/s) 3.322 -3.423

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB ET-001A
    Semimajor Axis (a) 6971.895 km 6968.019 km
    Eccentricity (e) 0.012927 0.000702
    Inclination (i) 98.1460° 97.7435°
    RAAN 1.9284° 153.1169°
    Perigee Argument 166.7686° 303.4055°
    Mean Anomaly (M) 262.1137° 56.6492°
    Apogee 683.886 km 594.776 km
    Perigee 503.630 km 584.988 km
    Orbit Epoch 2026-09-09T12:41:07+0000 2026-09-10T17:10:43+0000

    FENGYUN 1C DEB & ET-001A Collision Probability (Pc) Trend

    FENGYUN 1C DEB & ET-001A Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & ET-001A Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & ET-001A Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ET-001AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ET-001ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data