Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.375084E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T02:53:45+0800
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    1 Object 1

    AOE ID 52621
    NORAD ID 52621
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68514
    NORAD ID 68514
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3984 STARLINK-37251
    Time of Closest Approach 2026-10-18T22:14:58+0000
    Collision Probability (Pc) 1.375084E-6
    Conjunction Distance (km) 2.697 km
    Relative Speed (km/s) 12.088 km/s
    Conjunction Risk Parameters R (Radial): 2.697 | I (In-track): 0.041 | C (Cross-track): -0.054
    Collision Risk Index (CRI) 0.38
    X Position (km) 6227.531 6230.012
    Position Y (km) -2473.642 -2474.555
    Position Z (km) 1357.312 1357.846
    Velocity X (km/s) 0.602 2.847
    Velocity Y (km/s) 4.788 3.895
    Velocity Z (km/s) 5.922 -5.921

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3984 STARLINK-37251
    Semimajor Axis (a) 6837.872 km 6840.777 km
    Eccentricity (e) 0.000102 0.000109
    Inclination (i) 53.1580° 53.1579°
    RAAN 333.2715° 170.8678°
    Perigee Argument 81.0680° 95.0617°
    Mean Anomaly (M) 279.0438° 265.0509°
    Apogee 460.430 km 463.383 km
    Perigee 459.040 km 461.897 km
    Orbit Epoch 2026-10-18T03:26:25+0000 2026-10-18T02:46:22+0000

    STARLINK-3984 & STARLINK-37251 Collision Probability (Pc) Trend

    STARLINK-3984 & STARLINK-37251 Collision Probability (Pc) TrendNot Available

    STARLINK-3984 & STARLINK-37251 Miss Distance (Miss Distance) Trend

    STARLINK-3984 & STARLINK-37251 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3984Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37251Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3984Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37251Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3984

    No nearby objects data