Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.79693E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:41:10+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53570
    NORAD ID 53570
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69215
    NORAD ID 69215
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4550 STARLINK-37700
    Time of Closest Approach 2026-09-13T18:04:59+0000
    Collision Probability (Pc) 8.79693E-7
    Conjunction Distance (km) 2.743 km
    Relative Speed (km/s) 5.739 km/s
    Conjunction Risk Parameters R (Radial): 2.742 | I (In-track): -0.095 | C (Cross-track): -0.033
    Collision Risk Index (CRI) 0.34
    X Position (km) 389.336 389.461
    Position Y (km) -6824.869 -6827.599
    Position Z (km) -343.929 -344.162
    Velocity X (km/s) 4.591 -0.945
    Velocity Y (km/s) -0.038 -0.426
    Velocity Z (km/s) 6.099 7.56

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4550 STARLINK-37700
    Semimajor Axis (a) 6843.330 km 6843.679 km
    Eccentricity (e) 0.000125 0.000137
    Inclination (i) 53.1575° 97.2833°
    RAAN 282.1201° 272.1891°
    Perigee Argument 84.4670° 105.5924°
    Mean Anomaly (M) 275.6475° 254.5470°
    Apogee 466.050 km 466.483 km
    Perigee 464.336 km 464.601 km
    Orbit Epoch 2026-09-12T07:41:19+0000 2026-09-13T00:52:07+0000

    STARLINK-4550 & STARLINK-37700 Collision Probability (Pc) Trend

    STARLINK-4550 & STARLINK-37700 Collision Probability (Pc) TrendNot Available

    STARLINK-4550 & STARLINK-37700 Miss Distance (Miss Distance) Trend

    STARLINK-4550 & STARLINK-37700 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4550Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37700Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4550Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37700Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4550

    No nearby objects data