Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.617592E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T12:54:05+0800
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    1 Object 1

    AOE ID 54784
    NORAD ID 54784
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66940
    NORAD ID 66940
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5442 STARLINK-36121
    Time of Closest Approach 2026-10-30T06:59:51+0000
    Collision Probability (Pc) 6.617592E-6
    Conjunction Distance (km) 1.287 km
    Relative Speed (km/s) 6.854 km/s
    Conjunction Risk Parameters R (Radial): -1.214 | I (In-track): -0.378 | C (Cross-track): 0.19
    Collision Risk Index (CRI) 0.51
    X Position (km) -1399.065 -1398.413
    Position Y (km) 4368.262 4367.615
    Position Z (km) 5067.441 5066.54
    Velocity X (km/s) -5.725 -7.278
    Velocity Y (km/s) -4.504 0.34
    Velocity Z (km/s) 2.297 -2.295

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5442 STARLINK-36121
    Semimajor Axis (a) 6841.005 km 6840.847 km
    Eccentricity (e) 0.000081 0.000133
    Inclination (i) 53.1637° 53.1576°
    RAAN 57.6930° 347.7370°
    Perigee Argument 278.8981° 51.9386°
    Mean Anomaly (M) 81.1931° 308.1736°
    Apogee 463.419 km 463.621 km
    Perigee 462.317 km 461.799 km
    Orbit Epoch 2026-10-29T01:00:01+0000 2026-10-29T10:11:23+0000

    STARLINK-5442 & STARLINK-36121 Collision Probability (Pc) Trend

    STARLINK-5442 & STARLINK-36121 Collision Probability (Pc) TrendNot Available

    STARLINK-5442 & STARLINK-36121 Miss Distance (Miss Distance) Trend

    STARLINK-5442 & STARLINK-36121 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5442Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36121Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5442Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36121Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5442

    No nearby objects data