Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.483955E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:52:01+0800
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    1 Object 1

    AOE ID 47436
    NORAD ID 47436
    Object Type UNKNOWN
    Country
    TBD TBD
    ← VS →

    2 Object 2

    AOE ID 53257
    NORAD ID 53257
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT Z STARLINK-4144
    Time of Closest Approach 2026-10-20T15:59:27+0000
    Collision Probability (Pc) 1.483955E-6
    Conjunction Distance (km) 2.442 km
    Relative Speed (km/s) 10.377 km/s
    Conjunction Risk Parameters R (Radial): -2.211 | I (In-track): -0.76 | C (Cross-track): -0.7
    Collision Risk Index (CRI) 0.38
    X Position (km) -3436.969 -3436.101
    Position Y (km) 2538.953 2538.975
    Position Z (km) -5362.005 -5359.722
    Velocity X (km/s) 5.599 -3.056
    Velocity Y (km/s) -2.229 -6.86
    Velocity Z (km/s) -4.655 -1.291

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT Z STARLINK-4144
    Semimajor Axis (a) 6844.607 km 6848.813 km
    Eccentricity (e) 0.001135 0.000084
    Inclination (i) 97.2101° 53.1567°
    RAAN 331.9457° 255.1178°
    Perigee Argument 106.3641° 91.0365°
    Mean Anomaly (M) 253.8850° 269.0733°
    Apogee 474.238 km 471.255 km
    Perigee 458.702 km 470.097 km
    Orbit Epoch 2026-10-19T21:45:09+0000 2026-10-20T07:02:25+0000

    OBJECT Z & STARLINK-4144 Collision Probability (Pc) Trend

    OBJECT Z & STARLINK-4144 Collision Probability (Pc) TrendNot Available

    OBJECT Z & STARLINK-4144 Miss Distance (Miss Distance) Trend

    OBJECT Z & STARLINK-4144 Miss Distance (Miss Distance) TrendNot Available

    OBJECT ZMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4144Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT ZCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4144Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT Z

    No nearby objects data