Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.01332E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:14:48+0800
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    1 Object 1

    AOE ID 52857
    NORAD ID 52857
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53844
    NORAD ID 53844
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4199 STARLINK-4745
    Time of Closest Approach 2026-10-21T09:08:06+0000
    Collision Probability (Pc) 1.01332E-6
    Conjunction Distance (km) 2.791 km
    Relative Speed (km/s) 7.716 km/s
    Conjunction Risk Parameters R (Radial): -2.761 | I (In-track): -0.347 | C (Cross-track): -0.198
    Collision Risk Index (CRI) 0.35
    X Position (km) 2697.294 2695.879
    Position Y (km) -3921.946 -3920.593
    Position Z (km) -4920.696 -4918.708
    Velocity X (km/s) 3.849 6.992
    Velocity Y (km/s) 6.011 1.444
    Velocity Z (km/s) -2.683 2.683

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4199 STARLINK-4745
    Semimajor Axis (a) 6840.857 km 6837.860 km
    Eccentricity (e) 0.000122 0.000144
    Inclination (i) 53.1591° 53.1579°
    RAAN 84.2698° 5.3327°
    Perigee Argument 84.7641° 89.9460°
    Mean Anomaly (M) 275.3501° 270.1708°
    Apogee 463.556 km 460.707 km
    Perigee 461.884 km 458.739 km
    Orbit Epoch 2026-10-19T02:55:34+0000 2026-10-19T05:51:33+0000

    STARLINK-4199 & STARLINK-4745 Collision Probability (Pc) Trend

    STARLINK-4199 & STARLINK-4745 Collision Probability (Pc) TrendNot Available

    STARLINK-4199 & STARLINK-4745 Miss Distance (Miss Distance) Trend

    STARLINK-4199 & STARLINK-4745 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4199Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4745Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4199Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4745Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4199

    No nearby objects data