Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.742357E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T06:23:21+0800
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    1 Object 1

    AOE ID 52687
    NORAD ID 52687
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58779
    NORAD ID 58779
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3981 STARLINK-31142
    Time of Closest Approach 2026-10-16T22:27:57+0000
    Collision Probability (Pc) 1.742357E-6
    Conjunction Distance (km) 2.351 km
    Relative Speed (km/s) 12.032 km/s
    Conjunction Risk Parameters R (Radial): -2.35 | I (In-track): -0.007 | C (Cross-track): -0.014
    Collision Risk Index (CRI) 0.4
    X Position (km) 3932.065 3930.727
    Position Y (km) 5383.266 5381.408
    Position Z (km) -1556.66 -1556.128
    Velocity X (km/s) -4.597 -2.991
    Velocity Y (km/s) 1.671 3.871
    Velocity Z (km/s) -5.859 5.86

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3981 STARLINK-31142
    Semimajor Axis (a) 6843.311 km 6840.865 km
    Eccentricity (e) 0.000123 0.000145
    Inclination (i) 53.1590° 53.1590°
    RAAN 227.5903° 66.6647°
    Perigee Argument 102.8351° 75.9936°
    Mean Anomaly (M) 257.2789° 284.1227°
    Apogee 466.016 km 463.718 km
    Perigee 464.332 km 461.738 km
    Orbit Epoch 2026-10-16T02:50:39+0000 2026-10-16T08:28:06+0000

    STARLINK-3981 & STARLINK-31142 Collision Probability (Pc) Trend

    STARLINK-3981 & STARLINK-31142 Collision Probability (Pc) TrendNot Available

    STARLINK-3981 & STARLINK-31142 Miss Distance (Miss Distance) Trend

    STARLINK-3981 & STARLINK-31142 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3981Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31142Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3981Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31142Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3981

    No nearby objects data