Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.516836E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:46:29+0800
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    1 Object 1

    AOE ID 42335
    NORAD ID 42335
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 49495
    NORAD ID 49495
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB GAOFEN 3 02
    Time of Closest Approach 2026-09-17T02:17:18+0000
    Collision Probability (Pc) 4.516836E-4
    Conjunction Distance (km) 0.254 km
    Relative Speed (km/s) 6.417 km/s
    Conjunction Risk Parameters R (Radial): -0.017 | I (In-track): 0.231 | C (Cross-track): -0.102
    Collision Risk Index (CRI) 0.88
    X Position (km) 1069.29 1069.201
    Position Y (km) 468.493 468.73
    Position Z (km) -7043.315 -7043.33
    Velocity X (km/s) 5.523 -0.322
    Velocity Y (km/s) -5.004 -7.434
    Velocity Z (km/s) 0.507 -0.543

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB GAOFEN 3 02
    Semimajor Axis (a) 7147.871 km 7129.320 km
    Eccentricity (e) 0.002209 0.000397
    Inclination (i) 98.5547° 98.4123°
    RAAN 315.7276° 265.4138°
    Perigee Argument 286.1406° 78.5209°
    Mean Anomaly (M) 73.7349° 281.6426°
    Apogee 785.524 km 754.012 km
    Perigee 753.944 km 748.354 km
    Orbit Epoch 2026-09-14T09:29:48+0000 2026-09-15T14:05:37+0000

    NOAA 16 DEB & GAOFEN 3 02 Collision Probability (Pc) Trend

    NOAA 16 DEB & GAOFEN 3 02 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & GAOFEN 3 02 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & GAOFEN 3 02 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GAOFEN 3 02Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    GAOFEN 3 02Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data