Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.851018E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:52:01+0800
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    1 Object 1

    AOE ID 53784
    NORAD ID 53784
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68604
    NORAD ID 68604
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4687 STARLINK-37130
    Time of Closest Approach 2026-10-28T09:18:22+0000
    Collision Probability (Pc) 1.851018E-6
    Conjunction Distance (km) 2.406 km
    Relative Speed (km/s) 14.336 km/s
    Conjunction Risk Parameters R (Radial): -1.072 | I (In-track): -0.728 | C (Cross-track): -2.025
    Collision Risk Index (CRI) 0.4
    X Position (km) -4424.414 -4422.109
    Position Y (km) 3163.038 3163.698
    Position Z (km) -4167.397 -4167.58
    Velocity X (km/s) -0.878 -3.012
    Velocity Y (km/s) -6.452 3.651
    Velocity Z (km/s) -3.967 5.976

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4687 STARLINK-37130
    Semimajor Axis (a) 6848.934 km 6843.646 km
    Eccentricity (e) 0.000216 0.000289
    Inclination (i) 53.1616° 97.2806°
    RAAN 295.6500° 137.7093°
    Perigee Argument 249.5882° 77.5588°
    Mean Anomaly (M) 110.4887° 282.5978°
    Apogee 472.278 km 467.485 km
    Perigee 469.316 km 463.533 km
    Orbit Epoch 2026-10-27T00:59:17+0000 2026-10-27T06:50:50+0000

    STARLINK-4687 & STARLINK-37130 Collision Probability (Pc) Trend

    STARLINK-4687 & STARLINK-37130 Collision Probability (Pc) TrendNot Available

    STARLINK-4687 & STARLINK-37130 Miss Distance (Miss Distance) Trend

    STARLINK-4687 & STARLINK-37130 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37130Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4687Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37130Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4687

    No nearby objects data