Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.541284E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T18:19:23+0800
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    1 Object 1

    AOE ID 59416
    NORAD ID 59416
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66865
    NORAD ID 66865
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31399 STARLINK-36117
    Time of Closest Approach 2026-09-06T04:56:36+0000
    Collision Probability (Pc) 8.541284E-7
    Conjunction Distance (km) 2.899 km
    Relative Speed (km/s) 6.18 km/s
    Conjunction Risk Parameters R (Radial): -0.129 | I (In-track): 2.646 | C (Cross-track): 1.176
    Collision Risk Index (CRI) 0.34
    X Position (km) -5403.535 -5403.141
    Position Y (km) 940.807 943.677
    Position Z (km) 4113.036 4113.11
    Velocity X (km/s) 0.632 -3.028
    Velocity Y (km/s) -7.19 -6.551
    Velocity Z (km/s) 2.469 -2.469

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31399 STARLINK-36117
    Semimajor Axis (a) 6861.165 km 6861.165 km
    Eccentricity (e) 0.000082 0.000128
    Inclination (i) 42.9955° 42.9999°
    RAAN 128.7826° 58.9459°
    Perigee Argument 279.8384° 252.7673°
    Mean Anomaly (M) 80.2375° 107.3039°
    Apogee 483.592 km 483.905 km
    Perigee 482.464 km 482.151 km
    Orbit Epoch 2026-09-04T00:53:21+0000 2026-09-03T12:05:24+0000

    STARLINK-31399 & STARLINK-36117 Collision Probability (Pc) Trend

    STARLINK-31399 & STARLINK-36117 Collision Probability (Pc) TrendNot Available

    STARLINK-31399 & STARLINK-36117 Miss Distance (Miss Distance) Trend

    STARLINK-31399 & STARLINK-36117 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31399Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31399

    No nearby objects data