Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.193447E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:50:32+0800
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    1 Object 1

    AOE ID 53020
    NORAD ID 53020
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68969
    NORAD ID 68969
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4287 STARLINK-36303
    Time of Closest Approach 2026-09-15T03:27:34+0000
    Collision Probability (Pc) 1.193447E-6
    Conjunction Distance (km) 2.978 km
    Relative Speed (km/s) 11.905 km/s
    Conjunction Risk Parameters R (Radial): 2.783 | I (In-track): -0.658 | C (Cross-track): -0.831
    Collision Risk Index (CRI) 0.37
    X Position (km) -2650.072 -2650.182
    Position Y (km) 5976.33 5979.195
    Position Z (km) 1998.066 1998.871
    Velocity X (km/s) -5.086 -3.668
    Velocity Y (km/s) -0.343 -3.538
    Velocity Z (km/s) -5.691 5.689

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4287 STARLINK-36303
    Semimajor Axis (a) 6837.873 km 6840.863 km
    Eccentricity (e) 0.000117 0.000123
    Inclination (i) 53.1616° 53.1584°
    RAAN 317.6576° 110.7275°
    Perigee Argument 79.5778° 86.1729°
    Mean Anomaly (M) 280.5356° 273.9415°
    Apogee 460.535 km 463.571 km
    Perigee 458.937 km 461.881 km
    Orbit Epoch 2026-09-12T21:39:23+0000 2026-09-12T23:46:49+0000

    STARLINK-4287 & STARLINK-36303 Collision Probability (Pc) Trend

    STARLINK-4287 & STARLINK-36303 Collision Probability (Pc) TrendNot Available

    STARLINK-4287 & STARLINK-36303 Miss Distance (Miss Distance) Trend

    STARLINK-4287 & STARLINK-36303 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4287Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36303Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4287Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36303Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4287

    No nearby objects data