Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.017334E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T11:54:35+0800
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    1 Object 1

    AOE ID 64870
    NORAD ID 64870
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68139
    NORAD ID 68139
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter TRACERS 1 SHIYAN 30-03
    Time of Closest Approach 2026-10-23T00:02:39+0000
    Collision Probability (Pc) 2.017334E-5
    Conjunction Distance (km) 1.064 km
    Relative Speed (km/s) 13.14 km/s
    Conjunction Risk Parameters R (Radial): 0.195 | I (In-track): 0.527 | C (Cross-track): -0.903
    Collision Risk Index (CRI) 0.61
    X Position (km) 6094.53 6094.502
    Position Y (km) -819.025 -818.2
    Position Z (km) 3273.178 3273.849
    Velocity X (km/s) -3.645 2.252
    Velocity Y (km/s) -0.661 6.784
    Velocity Z (km/s) 6.595 -2.484

    Orbital Parameters 国际轨道数据源

    Parameter TRACERS 1 SHIYAN 30-03
    Semimajor Axis (a) 6964.367 km 6969.715 km
    Eccentricity (e) 0.000517 0.000458
    Inclination (i) 97.6546° 34.9997°
    RAAN 353.7057° 238.4792°
    Perigee Argument 184.7238° 332.4305°
    Mean Anomaly (M) 175.3935° 27.6157°
    Apogee 589.829 km 594.771 km
    Perigee 582.631 km 588.385 km
    Orbit Epoch 2026-10-20T04:23:43+0000 2026-10-20T05:38:36+0000

    TRACERS 1 & SHIYAN 30-03 Collision Probability (Pc) Trend

    TRACERS 1 & SHIYAN 30-03 Collision Probability (Pc) TrendNot Available

    TRACERS 1 & SHIYAN 30-03 Miss Distance (Miss Distance) Trend

    TRACERS 1 & SHIYAN 30-03 Miss Distance (Miss Distance) TrendNot Available

    TRACERS 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 30-03Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRACERS 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 30-03Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRACERS 1

    No nearby objects data