Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.16034E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T02:14:44+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53545
    NORAD ID 53545
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69831
    NORAD ID 69831
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4475 STARLINK-37918
    Time of Closest Approach 2026-09-07T03:56:00+0000
    Collision Probability (Pc) 2.16034E-6
    Conjunction Distance (km) 1.901 km
    Relative Speed (km/s) 7.691 km/s
    Conjunction Risk Parameters R (Radial): -0.32 | I (In-track): -1.616 | C (Cross-track): 0.946
    Collision Risk Index (CRI) 0.42
    X Position (km) -409.551 -411.398
    Position Y (km) -4737.137 -4736.755
    Position Z (km) -4925.15 -4924.918
    Velocity X (km/s) 6.322 6.799
    Velocity Y (km/s) -3.323 2.185
    Velocity Z (km/s) 2.672 -2.673

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4475 STARLINK-37918
    Semimajor Axis (a) 6840.874 km 6840.801 km
    Eccentricity (e) 0.000108 0.000189
    Inclination (i) 53.1594° 53.1613°
    RAAN 329.6348° 47.7002°
    Perigee Argument 83.0254° 119.7798°
    Mean Anomaly (M) 307.6690° 240.3394°
    Apogee 463.478 km 463.960 km
    Perigee 461.996 km 461.368 km
    Orbit Epoch 2026-09-04T06:00:02+0000 2026-09-04T06:05:44+0000

    STARLINK-4475 & STARLINK-37918 Collision Probability (Pc) Trend

    STARLINK-4475 & STARLINK-37918 Collision Probability (Pc) TrendNot Available

    STARLINK-4475 & STARLINK-37918 Miss Distance (Miss Distance) Trend

    STARLINK-4475 & STARLINK-37918 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4475Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37918Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4475Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37918Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4475

    No nearby objects data