Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.538882E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T15:17:39+0800
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    1 Object 1

    AOE ID 52331
    NORAD ID 52331
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66353
    NORAD ID 66353
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3889 STARLINK-35869
    Time of Closest Approach 2026-09-17T02:44:38+0000
    Collision Probability (Pc) 4.538882E-5
    Conjunction Distance (km) 0.476 km
    Relative Speed (km/s) 0.664 km/s
    Conjunction Risk Parameters R (Radial): 0.349 | I (In-track): 0.324 | C (Cross-track): 0.014
    Collision Risk Index (CRI) 0.68
    X Position (km) 3707.377 3707.704
    Position Y (km) -1774.401 -1774.199
    Position Z (km) -5474.277 -5474.556
    Velocity X (km/s) 3.046 3.525
    Velocity Y (km/s) 6.986 6.758
    Velocity Z (km/s) -0.201 0.197

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3889 STARLINK-35869
    Semimajor Axis (a) 6853.816 km 6840.809 km
    Eccentricity (e) 0.000187 0.000095
    Inclination (i) 53.1615° 53.1598°
    RAAN 77.4273° 71.6256°
    Perigee Argument 77.3092° 112.1276°
    Mean Anomaly (M) 40.5147° 247.9827°
    Apogee 476.958 km 463.320 km
    Perigee 474.400 km 462.024 km
    Orbit Epoch 2026-09-15T00:00:02+0000 2026-09-14T21:58:45+0000

    STARLINK-3889 & STARLINK-35869 Collision Probability (Pc) Trend

    STARLINK-3889 & STARLINK-35869 Collision Probability (Pc) TrendNot Available

    STARLINK-3889 & STARLINK-35869 Miss Distance (Miss Distance) Trend

    STARLINK-3889 & STARLINK-35869 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3889Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35869Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3889Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35869Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3889

    No nearby objects data