Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.105975E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T17:39:43+0800
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    1 Object 1

    AOE ID 59541
    NORAD ID 59541
    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-31481 STARLINK-36117
    Time of Closest Approach 2026-09-19T18:25:54+0000
    Collision Probability (Pc) 1.105975E-6
    Conjunction Distance (km) 1.296 km
    Relative Speed (km/s) 0.005 km/s
    Conjunction Risk Parameters R (Radial): 1.011 | I (In-track): 0.776 | C (Cross-track): 0.239
    Collision Risk Index (CRI) 0.36
    X Position (km) -2296.294 -2296.54
    Position Y (km) -4479.396 -4478.215
    Position Z (km) -4666.502 -4666.029
    Velocity X (km/s) 6.598 6.6
    Velocity Y (km/s) -3.787 -3.785
    Velocity Z (km/s) 0.39 0.386

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31481 STARLINK-36117
    Semimajor Axis (a) 6861.181 km 6861.218 km
    Eccentricity (e) 0.000139 0.000144
    Inclination (i) 43.0018° 43.0012°
    RAAN 25.6526° 24.2362°
    Perigee Argument 263.2859° 279.1939°
    Mean Anomaly (M) 96.7835° 80.8750°
    Apogee 483.998 km 484.070 km
    Perigee 482.090 km 482.092 km
    Orbit Epoch 2026-09-09T09:17:37+0000 2026-09-09T15:36:07+0000

    STARLINK-31481 & STARLINK-36117 Collision Probability (Pc) Trend

    STARLINK-31481 & STARLINK-36117 Collision Probability (Pc) TrendNot Available

    STARLINK-31481 & STARLINK-36117 Miss Distance (Miss Distance) Trend

    STARLINK-31481 & STARLINK-36117 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31481Miss 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-31481Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31481

    No nearby objects data