Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.652066E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T04:16:30+0800
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    1 Object 1

    Name AIST 2
    AOE ID 39133
    NORAD ID 39133
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 58681
    NORAD ID 58681
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter AIST 2 STARLINK-31147
    Time of Closest Approach 2026-10-19T04:04:56+0000
    Collision Probability (Pc) 9.652066E-7
    Conjunction Distance (km) 2.612 km
    Relative Speed (km/s) 5.974 km/s
    Conjunction Risk Parameters R (Radial): -2.598 | I (In-track): 0.233 | C (Cross-track): 0.101
    Collision Risk Index (CRI) 0.35
    X Position (km) -5048.842 -5050.688
    Position Y (km) -560.143 -560.132
    Position Z (km) -4612.416 -4614.263
    Velocity X (km/s) -3.693 0.048
    Velocity Y (km/s) -4.808 -7.568
    Velocity Z (km/s) 4.617 0.866

    Orbital Parameters 国际轨道数据源

    Parameter AIST 2 STARLINK-31147
    Semimajor Axis (a) 6861.569 km 6861.178 km
    Eccentricity (e) 0.001329 0.000078
    Inclination (i) 64.8683° 43.0025°
    RAAN 213.6754° 269.8862°
    Perigee Argument 261.5158° 266.4724°
    Mean Anomaly (M) 98.4467° 93.6039°
    Apogee 492.550 km 483.575 km
    Perigee 474.314 km 482.507 km
    Orbit Epoch 2026-10-18T12:34:42+0000 2026-10-18T00:11:11+0000

    AIST 2 & STARLINK-31147 Collision Probability (Pc) Trend

    AIST 2 & STARLINK-31147 Collision Probability (Pc) TrendNot Available

    AIST 2 & STARLINK-31147 Miss Distance (Miss Distance) Trend

    AIST 2 & STARLINK-31147 Miss Distance (Miss Distance) TrendNot Available

    AIST 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31147Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    AIST 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31147Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with AIST 2

    No nearby objects data