Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.416012E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T13:34:02+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52357
    NORAD ID 52357
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63715
    NORAD ID 63715
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3821 STARLINK-33728
    Time of Closest Approach 2026-10-20T05:00:23+0000
    Collision Probability (Pc) 4.416012E-7
    Conjunction Distance (km) 2.153 km
    Relative Speed (km/s) 0.445 km/s
    Conjunction Risk Parameters R (Radial): -0.221 | I (In-track): 2.141 | C (Cross-track): -0.061
    Collision Risk Index (CRI) 0.28
    X Position (km) -3925.815 -3926.324
    Position Y (km) 1213.285 1211.201
    Position Z (km) -5476.871 -5476.692
    Velocity X (km/s) -2.429 -2.089
    Velocity Y (km/s) -7.224 -7.331
    Velocity Z (km/s) 0.141 -0.124

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3821 STARLINK-33728
    Semimajor Axis (a) 6840.947 km 6840.803 km
    Eccentricity (e) 0.000180 0.000197
    Inclination (i) 53.1607° 53.1560°
    RAAN 259.3785° 263.5493°
    Perigee Argument 80.3453° 83.2056°
    Mean Anomaly (M) 279.7753° 276.9170°
    Apogee 464.041 km 464.013 km
    Perigee 461.579 km 461.319 km
    Orbit Epoch 2026-10-18T08:03:26+0000 2026-10-18T08:04:14+0000

    STARLINK-3821 & STARLINK-33728 Collision Probability (Pc) Trend

    STARLINK-3821 & STARLINK-33728 Collision Probability (Pc) TrendNot Available

    STARLINK-3821 & STARLINK-33728 Miss Distance (Miss Distance) Trend

    STARLINK-3821 & STARLINK-33728 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3821Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33728Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3821Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33728Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3821

    No nearby objects data