Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.385809E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:45:22+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 69249
    NORAD ID 69249
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3984 STARLINK-37398
    Time of Closest Approach 2026-10-22T10:13:34+0000
    Collision Probability (Pc) 1.385809E-6
    Conjunction Distance (km) 2.076 km
    Relative Speed (km/s) 5.267 km/s
    Conjunction Risk Parameters R (Radial): 2.026 | I (In-track): -0.425 | C (Cross-track): 0.161
    Collision Risk Index (CRI) 0.38
    X Position (km) -1583.037 -1583.93
    Position Y (km) -4078.077 -4079.122
    Position Z (km) -5263.015 -5264.57
    Velocity X (km/s) 5.938 7.404
    Velocity Y (km/s) -4.478 -0.703
    Velocity Z (km/s) 1.685 -1.683

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3984 STARLINK-37398
    Semimajor Axis (a) 6837.874 km 6840.819 km
    Eccentricity (e) 0.000157 0.000092
    Inclination (i) 53.1574° 53.1541°
    RAAN 326.8716° 17.3433°
    Perigee Argument 95.0595° 22.2247°
    Mean Anomaly (M) 265.0587° 337.8796°
    Apogee 460.812 km 463.313 km
    Perigee 458.662 km 462.051 km
    Orbit Epoch 2026-10-19T12:14:50+0000 2026-10-19T15:28:12+0000

    STARLINK-3984 & STARLINK-37398 Collision Probability (Pc) Trend

    STARLINK-3984 & STARLINK-37398 Collision Probability (Pc) TrendNot Available

    STARLINK-3984 & STARLINK-37398 Miss Distance (Miss Distance) Trend

    STARLINK-3984 & STARLINK-37398 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3984Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37398Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3984Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37398Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3984

    No nearby objects data