Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.246439E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:53:41+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 65521
    NORAD ID 65521
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-35187
    Time of Closest Approach 2026-09-04T15:07:59+0000
    Collision Probability (Pc) 1.246439E-6
    Conjunction Distance (km) 2.737 km
    Relative Speed (km/s) 10.584 km/s
    Conjunction Risk Parameters R (Radial): 2.165 | I (In-track): 1.205 | C (Cross-track): -1.163
    Collision Risk Index (CRI) 0.37
    X Position (km) -3400.753 -3403.254
    Position Y (km) 2511.101 2511.848
    Position Z (km) 5371.973 5372.795
    Velocity X (km/s) -5.576 -3.799
    Velocity Y (km/s) -5.091 4.75
    Velocity Z (km/s) -1.148 -4.616

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-35187
    Semimajor Axis (a) 6843.384 km 6843.666 km
    Eccentricity (e) 0.000086 0.000130
    Inclination (i) 53.1606° 97.2855°
    RAAN 41.4254° 313.3586°
    Perigee Argument 88.0570° 114.0140°
    Mean Anomaly (M) 272.0531° 246.1239°
    Apogee 465.837 km 466.419 km
    Perigee 464.657 km 464.639 km
    Orbit Epoch 2026-09-03T10:32:29+0000 2026-09-03T18:13:11+0000

    STARLINK-3931 & STARLINK-35187 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-35187 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-35187 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-35187 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35187Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35187Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data