Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.632308E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:17:02+0800
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    1 Object 1

    AOE ID 52617
    NORAD ID 52617
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57843
    NORAD ID 57843
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3996 STARLINK-30423
    Time of Closest Approach 2026-10-29T12:18:03+0000
    Collision Probability (Pc) 5.632308E-6
    Conjunction Distance (km) 1.049 km
    Relative Speed (km/s) 1.812 km/s
    Conjunction Risk Parameters R (Radial): 0.25 | I (In-track): -1.011 | C (Cross-track): -0.119
    Collision Risk Index (CRI) 0.5
    X Position (km) -4002.093 -4002.498
    Position Y (km) -1049.693 -1048.746
    Position Z (km) -5458.169 -5458.367
    Velocity X (km/s) 2.616 1.22
    Velocity Y (km/s) -7.139 -7.507
    Velocity Z (km/s) -0.545 0.55

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3996 STARLINK-30423
    Semimajor Axis (a) 6843.325 km 6848.864 km
    Eccentricity (e) 0.000143 0.000670
    Inclination (i) 53.1605° 53.1640°
    RAAN 303.4670° 286.6936°
    Perigee Argument 78.4220° 287.7335°
    Mean Anomaly (M) 281.6943° 72.2936°
    Apogee 466.167 km 475.314 km
    Perigee 464.209 km 466.140 km
    Orbit Epoch 2026-10-27T07:32:08+0000 2026-10-27T05:51:36+0000

    STARLINK-3996 & STARLINK-30423 Collision Probability (Pc) Trend

    STARLINK-3996 & STARLINK-30423 Collision Probability (Pc) TrendNot Available

    STARLINK-3996 & STARLINK-30423 Miss Distance (Miss Distance) Trend

    STARLINK-3996 & STARLINK-30423 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3996Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30423Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3996Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30423Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3996

    No nearby objects data