Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.454434E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:57:11+0800
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    1 Object 1

    AOE ID 53856
    NORAD ID 53856
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57257
    NORAD ID 57257
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4795 STARLINK-5503
    Time of Closest Approach 2026-09-14T21:28:29+0000
    Collision Probability (Pc) 2.454434E-6
    Conjunction Distance (km) 1.768 km
    Relative Speed (km/s) 6.901 km/s
    Conjunction Risk Parameters R (Radial): -1.644 | I (In-track): -0.575 | C (Cross-track): 0.294
    Collision Risk Index (CRI) 0.43
    X Position (km) -4263.03 -4261.707
    Position Y (km) 3001.503 3001.347
    Position Z (km) 4455.65 4454.488
    Velocity X (km/s) -0.961 -5.33
    Velocity Y (km/s) -6.673 -5.222
    Velocity Z (km/s) 3.565 -1.576

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4795 STARLINK-5503
    Semimajor Axis (a) 6864.377 km 6861.218 km
    Eccentricity (e) 0.000145 0.000259
    Inclination (i) 53.2051° 43.0028°
    RAAN 117.5199° 46.9579°
    Perigee Argument 77.4962° 268.8552°
    Mean Anomaly (M) 282.6200° 91.2003°
    Apogee 487.237 km 484.856 km
    Perigee 485.243 km 481.306 km
    Orbit Epoch 2026-09-12T04:48:49+0000 2026-09-12T03:05:46+0000

    STARLINK-4795 & STARLINK-5503 Collision Probability (Pc) Trend

    STARLINK-4795 & STARLINK-5503 Collision Probability (Pc) TrendNot Available

    STARLINK-4795 & STARLINK-5503 Miss Distance (Miss Distance) Trend

    STARLINK-4795 & STARLINK-5503 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4795Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5503Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4795Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5503Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4795

    No nearby objects data