Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.491867E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:04:24+0800
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    1 Object 1

    Name USA 16
    AOE ID 16624
    NORAD ID 16624
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59548
    NORAD ID 59548
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter USA 16 STARLINK-31675
    Time of Closest Approach 2026-09-12T02:20:24+0000
    Collision Probability (Pc) 1.491867E-6
    Conjunction Distance (km) 2.512 km
    Relative Speed (km/s) 11.401 km/s
    Conjunction Risk Parameters R (Radial): -2.36 | I (In-track): 0.615 | C (Cross-track): 0.597
    Collision Risk Index (CRI) 0.38
    X Position (km) 4419.997 4417.981
    Position Y (km) 4224.362 4223.576
    Position Z (km) 3110.458 3109.183
    Velocity X (km/s) -0.312 -5.757
    Velocity Y (km/s) 5.194 3.155
    Velocity Z (km/s) -5.922 3.884

    Orbital Parameters 国际轨道数据源

    Parameter USA 16 STARLINK-31675
    Semimajor Axis (a) 7368.139 km 6861.237 km
    Eccentricity (e) 0.078714 0.000149
    Inclination (i) 63.2988° 43.0022°
    RAAN 240.8053° 18.7982°
    Perigee Argument 117.8587° 278.7965°
    Mean Anomaly (M) 250.4455° 81.2718°
    Apogee 1569.980 km 484.124 km
    Perigee 410.024 km 482.076 km
    Orbit Epoch 2026-09-11T06:26:40+0000 2026-09-10T15:38:03+0000

    USA 16 & STARLINK-31675 Collision Probability (Pc) Trend

    USA 16 & STARLINK-31675 Collision Probability (Pc) TrendNot Available

    USA 16 & STARLINK-31675 Miss Distance (Miss Distance) Trend

    USA 16 & STARLINK-31675 Miss Distance (Miss Distance) TrendNot Available

    USA 16Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31675Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    USA 16Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31675Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with USA 16

    No nearby objects data