Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.075789E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:45:22+0800
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    1 Object 1

    AOE ID 51740
    NORAD ID 51740
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69250
    NORAD ID 69250
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3500 STARLINK-37499
    Time of Closest Approach 2026-10-22T21:57:50+0000
    Collision Probability (Pc) 8.075789E-7
    Conjunction Distance (km) 1.634 km
    Relative Speed (km/s) 0.446 km/s
    Conjunction Risk Parameters R (Radial): 1.473 | I (In-track): -0.705 | C (Cross-track): -0.028
    Collision Risk Index (CRI) 0.33
    X Position (km) -0.808 -0.102
    Position Y (km) 4099.162 4100.051
    Position Z (km) 5464.393 5465.566
    Velocity X (km/s) -7.638 -7.636
    Velocity Y (km/s) 0.182 -0.173
    Velocity Z (km/s) -0.139 0.129

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3500 STARLINK-37499
    Semimajor Axis (a) 6840.818 km 6840.824 km
    Eccentricity (e) 0.000435 0.000115
    Inclination (i) 53.1632° 53.1608°
    RAAN 10.4171° 14.5894°
    Perigee Argument 108.4196° 99.8334°
    Mean Anomaly (M) 251.7279° 260.2798°
    Apogee 465.655 km 463.475 km
    Perigee 459.707 km 461.899 km
    Orbit Epoch 2026-10-20T05:28:31+0000 2026-10-20T05:29:21+0000

    STARLINK-3500 & STARLINK-37499 Collision Probability (Pc) Trend

    STARLINK-3500 & STARLINK-37499 Collision Probability (Pc) TrendNot Available

    STARLINK-3500 & STARLINK-37499 Miss Distance (Miss Distance) Trend

    STARLINK-3500 & STARLINK-37499 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3500Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37499Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3500Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37499Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3500

    No nearby objects data