Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.112915E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T15:56:13+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55352
    NORAD ID 55352
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66431
    NORAD ID 66431
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5547 STARLINK-35439
    Time of Closest Approach 2026-10-21T13:13:14+0000
    Collision Probability (Pc) 8.112915E-7
    Conjunction Distance (km) 2.164 km
    Relative Speed (km/s) 2.331 km/s
    Conjunction Risk Parameters R (Radial): 0.35 | I (In-track): 2.11 | C (Cross-track): -0.327
    Collision Risk Index (CRI) 0.33
    X Position (km) -5073.196 -5073.4
    Position Y (km) -132.811 -134.952
    Position Z (km) 4608.975 4609.209
    Velocity X (km/s) 0.982 -0.585
    Velocity Y (km/s) -7.514 -7.555
    Velocity Z (km/s) 0.863 -0.862

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5547 STARLINK-35439
    Semimajor Axis (a) 6861.208 km 6861.129 km
    Eccentricity (e) 0.000167 0.000278
    Inclination (i) 43.0011° 43.0010°
    RAAN 121.1593° 94.5599°
    Perigee Argument 272.0802° 284.6376°
    Mean Anomaly (M) 87.9858° 75.4167°
    Apogee 484.217 km 484.903 km
    Perigee 481.925 km 481.081 km
    Orbit Epoch 2026-10-18T14:15:10+0000 2026-10-18T17:18:43+0000

    STARLINK-5547 & STARLINK-35439 Collision Probability (Pc) Trend

    STARLINK-5547 & STARLINK-35439 Collision Probability (Pc) TrendNot Available

    STARLINK-5547 & STARLINK-35439 Miss Distance (Miss Distance) Trend

    STARLINK-5547 & STARLINK-35439 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5547Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35439Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5547Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35439Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5547

    No nearby objects data