Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.283097E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T22:17:44+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 67982
    NORAD ID 67982
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3981 STARLINK-36879
    Time of Closest Approach 2026-10-21T02:53:05+0000
    Collision Probability (Pc) 1.283097E-6
    Conjunction Distance (km) 2.796 km
    Relative Speed (km/s) 11.729 km/s
    Conjunction Risk Parameters R (Radial): -2.424 | I (In-track): 0.891 | C (Cross-track): 1.07
    Collision Risk Index (CRI) 0.37
    X Position (km) -1558.32 -1558.41
    Position Y (km) 3803.323 3805.806
    Position Z (km) -5478.733 -5480.014
    Velocity X (km/s) -6.987 3.746
    Velocity Y (km/s) -3.043 -4.901
    Velocity Z (km/s) -0.125 -4.472

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3981 STARLINK-36879
    Semimajor Axis (a) 6843.380 km 6843.679 km
    Eccentricity (e) 0.000133 0.000182
    Inclination (i) 53.1579° 97.2836°
    RAAN 213.2888° 299.9172°
    Perigee Argument 92.6458° 90.1402°
    Mean Anomaly (M) 267.4696° 270.0050°
    Apogee 466.153 km 466.789 km
    Perigee 464.333 km 464.295 km
    Orbit Epoch 2026-10-19T04:21:28+0000 2026-10-18T22:11:20+0000

    STARLINK-3981 & STARLINK-36879 Collision Probability (Pc) Trend

    STARLINK-3981 & STARLINK-36879 Collision Probability (Pc) TrendNot Available

    STARLINK-3981 & STARLINK-36879 Miss Distance (Miss Distance) Trend

    STARLINK-3981 & STARLINK-36879 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3981Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36879Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3981Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36879Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3981

    No nearby objects data