Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.137148E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:51:17+0800
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    1 Object 1

    AOE ID 52703
    NORAD ID 52703
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65494
    NORAD ID 65494
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4020 STARLINK-35223
    Time of Closest Approach 2026-09-13T20:54:26+0000
    Collision Probability (Pc) 1.137148E-6
    Conjunction Distance (km) 2.902 km
    Relative Speed (km/s) 10.346 km/s
    Conjunction Risk Parameters R (Radial): 2.525 | I (In-track): -1.045 | C (Cross-track): 0.977
    Collision Risk Index (CRI) 0.36
    X Position (km) 4566.501 4567.368
    Position Y (km) -3210.688 -3213.046
    Position Z (km) -3957.113 -3958.566
    Velocity X (km/s) 5.671 0.781
    Velocity Y (km/s) 2.867 6.306
    Velocity Z (km/s) 4.223 -4.222

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4020 STARLINK-35223
    Semimajor Axis (a) 6837.868 km 6840.848 km
    Eccentricity (e) 0.000107 0.000104
    Inclination (i) 53.1619° 53.1578°
    RAAN 7.3154° 122.4020°
    Perigee Argument 83.8853° 105.2916°
    Mean Anomaly (M) 276.2271° 254.8202°
    Apogee 460.460 km 463.422 km
    Perigee 459.002 km 462.000 km
    Orbit Epoch 2026-09-11T15:59:33+0000 2026-09-11T19:27:58+0000

    STARLINK-4020 & STARLINK-35223 Collision Probability (Pc) Trend

    STARLINK-4020 & STARLINK-35223 Collision Probability (Pc) TrendNot Available

    STARLINK-4020 & STARLINK-35223 Miss Distance (Miss Distance) Trend

    STARLINK-4020 & STARLINK-35223 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4020Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35223Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4020Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35223Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4020

    No nearby objects data