Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.47584E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:11:00+0800
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    1 Object 1

    AOE ID 53035
    NORAD ID 53035
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59662
    NORAD ID 59662
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4157 STARLINK-31886
    Time of Closest Approach 2026-09-13T19:08:15+0000
    Collision Probability (Pc) 1.47584E-6
    Conjunction Distance (km) 2.382 km
    Relative Speed (km/s) 9.509 km/s
    Conjunction Risk Parameters R (Radial): 1.965 | I (In-track): -1.051 | C (Cross-track): 0.841
    Collision Risk Index (CRI) 0.38
    X Position (km) 980.409 979.358
    Position Y (km) -5805.517 -5807.318
    Position Z (km) -3523.79 -3524.941
    Velocity X (km/s) 5.716 6.064
    Velocity Y (km/s) -1.871 3.097
    Velocity Z (km/s) 4.679 -3.42

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4157 STARLINK-31886
    Semimajor Axis (a) 6857.362 km 6861.194 km
    Eccentricity (e) 0.000097 0.000101
    Inclination (i) 53.1604° 43.0018°
    RAAN 317.6708° 76.4709°
    Perigee Argument 97.2355° 270.6218°
    Mean Anomaly (M) 333.4017° 89.4518°
    Apogee 479.889 km 483.753 km
    Perigee 478.561 km 482.361 km
    Orbit Epoch 2026-09-11T08:00:04+0000 2026-09-10T19:31:24+0000

    STARLINK-4157 & STARLINK-31886 Collision Probability (Pc) Trend

    STARLINK-4157 & STARLINK-31886 Collision Probability (Pc) TrendNot Available

    STARLINK-4157 & STARLINK-31886 Miss Distance (Miss Distance) Trend

    STARLINK-4157 & STARLINK-31886 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4157Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31886Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4157Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31886Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4157

    No nearby objects data