Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.124435E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:49:23+0800
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    1 Object 1

    AOE ID 53473
    NORAD ID 53473
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53544
    NORAD ID 53544
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4383 STARLINK-4303
    Time of Closest Approach 2026-09-03T00:44:39+0000
    Collision Probability (Pc) 9.124435E-7
    Conjunction Distance (km) 2.934 km
    Relative Speed (km/s) 7.154 km/s
    Conjunction Risk Parameters R (Radial): 2.753 | I (In-track): 0.894 | C (Cross-track): 0.483
    Collision Risk Index (CRI) 0.34
    X Position (km) -5595.427 -5597.1
    Position Y (km) -629.135 -629.659
    Position Z (km) -3883.666 -3886.018
    Velocity X (km/s) 4.111 3.569
    Velocity Y (km/s) 1.684 -5.191
    Velocity Z (km/s) -6.203 -4.304

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4383 STARLINK-4303
    Semimajor Axis (a) 6833.274 km 6837.870 km
    Eccentricity (e) 0.000154 0.000145
    Inclination (i) 97.5293° 53.1621°
    RAAN 10.4764° 342.1696°
    Perigee Argument 96.6097° 63.7544°
    Mean Anomaly (M) 263.5323° 296.3608°
    Apogee 456.190 km 460.724 km
    Perigee 454.084 km 458.742 km
    Orbit Epoch 2026-09-01T21:14:58+0000 2026-09-01T13:23:56+0000

    STARLINK-4383 & STARLINK-4303 Collision Probability (Pc) Trend

    STARLINK-4383 & STARLINK-4303 Collision Probability (Pc) TrendNot Available

    STARLINK-4383 & STARLINK-4303 Miss Distance (Miss Distance) Trend

    STARLINK-4383 & STARLINK-4303 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4383Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4303Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4383Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4303Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4383

    No nearby objects data