Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.263565E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:40:50+0800
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    1 Object 1

    AOE ID 52497
    NORAD ID 52497
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68068
    NORAD ID 68068
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3884 STARLINK-36990
    Time of Closest Approach 2026-10-21T10:44:11+0000
    Collision Probability (Pc) 6.263565E-7
    Conjunction Distance (km) 2.534 km
    Relative Speed (km/s) 2.405 km/s
    Conjunction Risk Parameters R (Radial): -1.037 | I (In-track): 2.283 | C (Cross-track): -0.364
    Collision Risk Index (CRI) 0.31
    X Position (km) -4148.451 -4147.901
    Position Y (km) 143.104 140.773
    Position Z (km) 5427.572 5426.748
    Velocity X (km/s) 0.699 -1.21
    Velocity Y (km/s) -7.572 -7.508
    Velocity Z (km/s) 0.732 -0.728

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3884 STARLINK-36990
    Semimajor Axis (a) 6840.882 km 6840.741 km
    Eccentricity (e) 0.000112 0.000198
    Inclination (i) 53.1586° 53.1535°
    RAAN 108.3063° 86.2568°
    Perigee Argument 98.3855° 83.2535°
    Mean Anomaly (M) 261.7274° 276.8693°
    Apogee 463.509 km 463.959 km
    Perigee 461.981 km 461.249 km
    Orbit Epoch 2026-10-19T13:02:33+0000 2026-10-19T09:51:34+0000

    STARLINK-3884 & STARLINK-36990 Collision Probability (Pc) Trend

    STARLINK-3884 & STARLINK-36990 Collision Probability (Pc) TrendNot Available

    STARLINK-3884 & STARLINK-36990 Miss Distance (Miss Distance) Trend

    STARLINK-3884 & STARLINK-36990 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3884Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36990Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3884Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36990Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3884

    No nearby objects data