Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.159743E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T13:25:59+0800
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    1 Object 1

    AOE ID 31820
    NORAD ID 31820
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 64361
    NORAD ID 64361
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-34243
    Time of Closest Approach 2026-09-05T10:17:27+0000
    Collision Probability (Pc) 2.159743E-4
    Conjunction Distance (km) 0.491 km
    Relative Speed (km/s) 15.043 km/s
    Conjunction Risk Parameters R (Radial): -0.251 | I (In-track): -0.069 | C (Cross-track): -0.414
    Collision Risk Index (CRI) 0.82
    X Position (km) 22.537 22.155
    Position Y (km) -4016.823 -4016.822
    Position Z (km) -5561.57 -5561.261
    Velocity X (km/s) -2.07 4.478
    Velocity Y (km/s) 5.973 -4.986
    Velocity Z (km/s) -4.337 3.619

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-34243
    Semimajor Axis (a) 6946.335 km 6855.194 km
    Eccentricity (e) 0.013429 0.000310
    Inclination (i) 98.9441° 70.0007°
    RAAN 100.1858° 304.8155°
    Perigee Argument 236.6933° 270.2837°
    Mean Anomaly (M) 122.1367° 247.8819°
    Apogee 661.481 km 479.182 km
    Perigee 474.915 km 474.932 km
    Orbit Epoch 2026-09-03T01:11:30+0000 2026-09-03T20:00:02+0000

    FENGYUN 1C DEB & STARLINK-34243 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-34243 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-34243 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-34243 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34243Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34243Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data