Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.788045E-7
    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 69822
    NORAD ID 69822
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-37521
    Time of Closest Approach 2026-10-20T07:32:54+0000
    Collision Probability (Pc) 3.788045E-7
    Conjunction Distance (km) 2.859 km
    Relative Speed (km/s) 1.037 km/s
    Conjunction Risk Parameters R (Radial): 0.871 | I (In-track): 2.716 | C (Cross-track): 0.198
    Collision Risk Index (CRI) 0.27
    X Position (km) 532.831 535.598
    Position Y (km) -4075.118 -4075.274
    Position Z (km) 5461.706 5462.408
    Velocity X (km/s) 7.61 7.499
    Velocity Y (km/s) 0.575 1.401
    Velocity Z (km/s) -0.312 0.306

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-37521
    Semimajor Axis (a) 6843.357 km 6840.775 km
    Eccentricity (e) 0.000141 0.000480
    Inclination (i) 53.1587° 53.1561°
    RAAN 188.1266° 197.8573°
    Perigee Argument 87.7493° 228.5887°
    Mean Anomaly (M) 272.3671° 131.4703°
    Apogee 466.186 km 465.923 km
    Perigee 464.254 km 459.353 km
    Orbit Epoch 2026-10-19T02:59:28+0000 2026-10-19T03:01:58+0000

    STARLINK-3931 & STARLINK-37521 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-37521 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-37521 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-37521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data