Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.551932E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:14:15+0800
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    1 Object 1

    AOE ID 53577
    NORAD ID 53577
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64120
    NORAD ID 64120
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4553 STARLINK-34151
    Time of Closest Approach 2026-10-21T01:16:46+0000
    Collision Probability (Pc) 3.551932E-6
    Conjunction Distance (km) 1.42 km
    Relative Speed (km/s) 4.39 km/s
    Conjunction Risk Parameters R (Radial): -0.349 | I (In-track): -1.317 | C (Cross-track): 0.398
    Collision Risk Index (CRI) 0.46
    X Position (km) -4209.075 -4208.61
    Position Y (km) 771.366 772.679
    Position Z (km) 5327.389 5327.118
    Velocity X (km/s) 0.365 -3.005
    Velocity Y (km/s) -7.506 -6.888
    Velocity Z (km/s) 1.372 -1.371

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4553 STARLINK-34151
    Semimajor Axis (a) 6840.926 km 6840.774 km
    Eccentricity (e) 0.000120 0.000117
    Inclination (i) 53.1582° 53.1571°
    RAAN 111.0612° 67.8033°
    Perigee Argument 74.8069° 66.8736°
    Mean Anomaly (M) 285.3066° 293.2390°
    Apogee 463.610 km 463.437 km
    Perigee 461.968 km 461.837 km
    Orbit Epoch 2026-10-18T19:47:39+0000 2026-10-19T01:56:17+0000

    STARLINK-4553 & STARLINK-34151 Collision Probability (Pc) Trend

    STARLINK-4553 & STARLINK-34151 Collision Probability (Pc) TrendNot Available

    STARLINK-4553 & STARLINK-34151 Miss Distance (Miss Distance) Trend

    STARLINK-4553 & STARLINK-34151 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4553Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34151Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4553Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34151Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4553

    No nearby objects data