Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.153317E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T14:42:25+0800
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    1 Object 1

    AOE ID 52484
    NORAD ID 52484
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63376
    NORAD ID 63376
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3887 STARLINK-33539
    Time of Closest Approach 2026-10-21T06:15:19+0000
    Collision Probability (Pc) 7.153317E-7
    Conjunction Distance (km) 2.192 km
    Relative Speed (km/s) 1.898 km/s
    Conjunction Risk Parameters R (Radial): 0.067 | I (In-track): 2.174 | C (Cross-track): 0.273
    Collision Risk Index (CRI) 0.32
    X Position (km) -4059.83 -4060.196
    Position Y (km) -762.545 -760.385
    Position Z (km) 5442.846 5442.792
    Velocity X (km/s) 2.144 0.656
    Velocity Y (km/s) -7.309 -7.589
    Velocity Z (km/s) 0.574 -0.57

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3887 STARLINK-33539
    Semimajor Axis (a) 6840.883 km 6840.802 km
    Eccentricity (e) 0.000137 0.000043
    Inclination (i) 53.1598° 53.1551°
    RAAN 123.6628° 104.9071°
    Perigee Argument 92.6930° 53.1607°
    Mean Anomaly (M) 267.4230° 306.9435°
    Apogee 463.684 km 462.959 km
    Perigee 461.808 km 462.371 km
    Orbit Epoch 2026-10-18T05:58:42+0000 2026-10-18T10:37:38+0000

    STARLINK-3887 & STARLINK-33539 Collision Probability (Pc) Trend

    STARLINK-3887 & STARLINK-33539 Collision Probability (Pc) TrendNot Available

    STARLINK-3887 & STARLINK-33539 Miss Distance (Miss Distance) Trend

    STARLINK-3887 & STARLINK-33539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3887Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3887Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3887

    No nearby objects data