Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.525975E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:02:49+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52497
    NORAD ID 52497
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54059
    NORAD ID 54059
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3884 STARLINK-5173
    Time of Closest Approach 2026-09-06T13:26:29+0000
    Collision Probability (Pc) 9.525975E-7
    Conjunction Distance (km) 2.757 km
    Relative Speed (km/s) 6.708 km/s
    Conjunction Risk Parameters R (Radial): 2.625 | I (In-track): -0.76 | C (Cross-track): -0.365
    Collision Risk Index (CRI) 0.35
    X Position (km) 4539.668 4537.843
    Position Y (km) 469.118 469.777
    Position Z (km) 5089.792 5087.834
    Velocity X (km/s) -3.192 1.78
    Velocity Y (km/s) 6.568 7.084
    Velocity Z (km/s) 2.236 -2.236

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3884 STARLINK-5173
    Semimajor Axis (a) 6843.386 km 6840.871 km
    Eccentricity (e) 0.000104 0.000119
    Inclination (i) 53.1610° 53.1591°
    RAAN 318.9681° 251.2676°
    Perigee Argument 83.4753° 84.6610°
    Mean Anomaly (M) 276.6367° 275.4528°
    Apogee 465.962 km 463.550 km
    Perigee 464.536 km 461.918 km
    Orbit Epoch 2026-09-04T11:05:32+0000 2026-09-04T17:11:13+0000

    STARLINK-3884 & STARLINK-5173 Collision Probability (Pc) Trend

    STARLINK-3884 & STARLINK-5173 Collision Probability (Pc) TrendNot Available

    STARLINK-3884 & STARLINK-5173 Miss Distance (Miss Distance) Trend

    STARLINK-3884 & STARLINK-5173 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3884Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3884Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3884

    No nearby objects data