Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.778333E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:40:56+0800
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    1 Object 1

    AOE ID 51992
    NORAD ID 51992
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69508
    NORAD ID 69508
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3643 STARLINK-37536
    Time of Closest Approach 2026-10-21T12:18:41+0000
    Collision Probability (Pc) 7.778333E-7
    Conjunction Distance (km) 2.169 km
    Relative Speed (km/s) 2.162 km/s
    Conjunction Risk Parameters R (Radial): 0.548 | I (In-track): -2.076 | C (Cross-track): 0.3
    Collision Risk Index (CRI) 0.33
    X Position (km) 4005.592 4005.367
    Position Y (km) -1081.414 -1083.527
    Position Z (km) -5446.177 -5446.611
    Velocity X (km/s) 2.799 1.141
    Velocity Y (km/s) 7.061 7.509
    Velocity Z (km/s) 0.657 -0.655

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3643 STARLINK-37536
    Semimajor Axis (a) 6840.881 km 6840.826 km
    Eccentricity (e) 0.000123 0.000249
    Inclination (i) 53.1603° 53.1576°
    RAAN 74.6404° 94.7289°
    Perigee Argument 90.1785° 77.1540°
    Mean Anomaly (M) 269.9359° 282.9740°
    Apogee 463.589 km 464.391 km
    Perigee 461.899 km 460.987 km
    Orbit Epoch 2026-10-19T09:05:18+0000 2026-10-19T10:42:26+0000

    STARLINK-3643 & STARLINK-37536 Collision Probability (Pc) Trend

    STARLINK-3643 & STARLINK-37536 Collision Probability (Pc) TrendNot Available

    STARLINK-3643 & STARLINK-37536 Miss Distance (Miss Distance) Trend

    STARLINK-3643 & STARLINK-37536 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37536Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37536Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3643

    No nearby objects data