Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.74867E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T12:52:12+0800
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    1 Object 1

    AOE ID 59881
    NORAD ID 59881
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name AC1-001
    AOE ID 66744
    NORAD ID 66744
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter PREFIRE-2 AC1-001
    Time of Closest Approach 2026-10-16T23:44:08+0000
    Collision Probability (Pc) 1.74867E-6
    Conjunction Distance (km) 2.477 km
    Relative Speed (km/s) 14.286 km/s
    Conjunction Risk Parameters R (Radial): 0.678 | I (In-track): 0.811 | C (Cross-track): 2.24
    Collision Risk Index (CRI) 0.4
    X Position (km) -2498.618 -2498.153
    Position Y (km) 784.882 787.233
    Position Z (km) -6377.271 -6377.897
    Velocity X (km/s) -5.532 7.077
    Velocity Y (km/s) 4.433 0.474
    Velocity Z (km/s) 2.71 -2.713

    Orbital Parameters 国际轨道数据源

    Parameter PREFIRE-2 AC1-001
    Semimajor Axis (a) 6878.741 km 6887.701 km
    Eccentricity (e) 0.001271 0.000181
    Inclination (i) 97.3915° 97.4092°
    RAAN 141.3038° 358.2258°
    Perigee Argument 142.6510° 341.2978°
    Mean Anomaly (M) 217.5611° 18.8189°
    Apogee 509.345 km 510.813 km
    Perigee 491.863 km 508.315 km
    Orbit Epoch 2026-10-14T02:36:00+0000 2026-10-14T04:13:53+0000

    PREFIRE-2 & AC1-001 Collision Probability (Pc) Trend

    PREFIRE-2 & AC1-001 Collision Probability (Pc) TrendNot Available

    PREFIRE-2 & AC1-001 Miss Distance (Miss Distance) Trend

    PREFIRE-2 & AC1-001 Miss Distance (Miss Distance) TrendNot Available

    PREFIRE-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    AC1-001Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PREFIRE-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    AC1-001Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PREFIRE-2

    No nearby objects data