Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.134366E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:21:32+0800
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    1 Object 1

    AOE ID 53161
    NORAD ID 53161
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59375
    NORAD ID 59375
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4055 STARLINK-31430
    Time of Closest Approach 2026-10-20T20:19:17+0000
    Collision Probability (Pc) 9.134366E-7
    Conjunction Distance (km) 2.962 km
    Relative Speed (km/s) 7.312 km/s
    Conjunction Risk Parameters R (Radial): 2.947 | I (In-track): 0.262 | C (Cross-track): -0.134
    Collision Risk Index (CRI) 0.34
    X Position (km) -4426.554 -4428.56
    Position Y (km) 1509.562 1509.936
    Position Z (km) -4995.974 -4998.121
    Velocity X (km/s) -4.686 0.365
    Velocity Y (km/s) -5.474 -7.195
    Velocity Z (km/s) 2.499 -2.499

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4055 STARLINK-31430
    Semimajor Axis (a) 6837.871 km 6840.846 km
    Eccentricity (e) 0.000149 0.000151
    Inclination (i) 53.1591° 53.1595°
    RAAN 221.9503° 295.1721°
    Perigee Argument 89.5087° 87.9711°
    Mean Anomaly (M) 270.6087° 272.1464°
    Apogee 460.751 km 463.741 km
    Perigee 458.717 km 461.677 km
    Orbit Epoch 2026-10-19T05:33:06+0000 2026-10-19T07:17:59+0000

    STARLINK-4055 & STARLINK-31430 Collision Probability (Pc) Trend

    STARLINK-4055 & STARLINK-31430 Collision Probability (Pc) TrendNot Available

    STARLINK-4055 & STARLINK-31430 Miss Distance (Miss Distance) Trend

    STARLINK-4055 & STARLINK-31430 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4055Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31430Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4055Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31430Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4055

    No nearby objects data