Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.166672E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:48:12+0800
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    1 Object 1

    AOE ID 55426
    NORAD ID 55426
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68819
    NORAD ID 68819
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5638 STARLINK-37409
    Time of Closest Approach 2026-10-21T02:39:22+0000
    Collision Probability (Pc) 1.166672E-6
    Conjunction Distance (km) 2.963 km
    Relative Speed (km/s) 11.319 km/s
    Conjunction Risk Parameters R (Radial): -1.299 | I (In-track): -1.786 | C (Cross-track): -1.974
    Collision Risk Index (CRI) 0.36
    X Position (km) -2271.347 -2268.414
    Position Y (km) 861.157 861.34
    Position Z (km) -6408.662 -6408.288
    Velocity X (km/s) -4.341 -5.248
    Velocity Y (km/s) -6.224 4.911
    Velocity Z (km/s) 0.702 2.519

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5638 STARLINK-37409
    Semimajor Axis (a) 6853.666 km 6843.654 km
    Eccentricity (e) 0.000945 0.000226
    Inclination (i) 69.9990° 97.2841°
    RAAN 235.3865° 138.8976°
    Perigee Argument 271.9755° 87.7383°
    Mean Anomaly (M) 88.0337° 272.4119°
    Apogee 482.008 km 467.063 km
    Perigee 469.050 km 463.971 km
    Orbit Epoch 2026-10-20T06:37:40+0000 2026-10-20T12:52:07+0000

    STARLINK-5638 & STARLINK-37409 Collision Probability (Pc) Trend

    STARLINK-5638 & STARLINK-37409 Collision Probability (Pc) TrendNot Available

    STARLINK-5638 & STARLINK-37409 Miss Distance (Miss Distance) Trend

    STARLINK-5638 & STARLINK-37409 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5638Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37409Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5638Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37409Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5638

    No nearby objects data