Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.480354E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:11:33+0800
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    1 Object 1

    AOE ID 37223
    NORAD ID 37223
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 55789
    NORAD ID 55789
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter RAX (USA 218) STARLINK-5815
    Time of Closest Approach 2026-09-14T08:23:20+0000
    Collision Probability (Pc) 2.480354E-6
    Conjunction Distance (km) 1.987 km
    Relative Speed (km/s) 11.487 km/s
    Conjunction Risk Parameters R (Radial): 0.996 | I (In-track): 1.113 | C (Cross-track): 1.31
    Collision Risk Index (CRI) 0.43
    X Position (km) -2248.193 -2249.226
    Position Y (km) -2651.568 -2650.133
    Position Z (km) 6013.642 6012.738
    Velocity X (km/s) 6.904 0.85
    Velocity Y (km/s) 0.902 -7.001
    Velocity Z (km/s) 2.968 -2.763

    Orbital Parameters 国际轨道数据源

    Parameter RAX (USA 218) STARLINK-5815
    Semimajor Axis (a) 6942.524 km 6950.201 km
    Eccentricity (e) 0.001504 0.000232
    Inclination (i) 71.9695° 69.9988°
    RAAN 200.1684° 94.6751°
    Perigee Argument 232.0284° 266.0065°
    Mean Anomaly (M) 127.9533° 94.0829°
    Apogee 574.830 km 573.676 km
    Perigee 553.944 km 570.452 km
    Orbit Epoch 2026-09-12T06:30:23+0000 2026-09-11T23:48:32+0000

    RAX (USA 218) & STARLINK-5815 Collision Probability (Pc) Trend

    RAX (USA 218) & STARLINK-5815 Collision Probability (Pc) TrendNot Available

    RAX (USA 218) & STARLINK-5815 Miss Distance (Miss Distance) Trend

    RAX (USA 218) & STARLINK-5815 Miss Distance (Miss Distance) TrendNot Available

    RAX (USA 218)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5815Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    RAX (USA 218)Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5815Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with RAX (USA 218)

    No nearby objects data