Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.288288E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:24:59+0800
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    1 Object 1

    AOE ID 52548
    NORAD ID 52548
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59380
    NORAD ID 59380
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-31680
    Time of Closest Approach 2026-10-21T14:12:24+0000
    Collision Probability (Pc) 1.288288E-6
    Conjunction Distance (km) 2.606 km
    Relative Speed (km/s) 9.847 km/s
    Conjunction Risk Parameters R (Radial): -2.604 | I (In-track): -0.024 | C (Cross-track): 0.028
    Collision Risk Index (CRI) 0.37
    X Position (km) -4140.67 -4139.075
    Position Y (km) 3430.909 3429.633
    Position Z (km) -4240.854 -4239.237
    Velocity X (km/s) -6.062 -1.37
    Velocity Y (km/s) -2.541 -6.429
    Velocity Z (km/s) 3.867 -3.868

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-31680
    Semimajor Axis (a) 6843.357 km 6840.873 km
    Eccentricity (e) 0.000141 0.000149
    Inclination (i) 53.1587° 53.1587°
    RAAN 188.1266° 296.1805°
    Perigee Argument 87.7493° 89.8862°
    Mean Anomaly (M) 272.3671° 270.2312°
    Apogee 466.186 km 463.759 km
    Perigee 464.254 km 461.713 km
    Orbit Epoch 2026-10-19T02:59:28+0000 2026-10-19T00:14:20+0000

    STARLINK-3931 & STARLINK-31680 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-31680 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-31680 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-31680 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31680Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31680Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data