Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.418578E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:35:19+0800
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    1 Object 1

    AOE ID 52991
    NORAD ID 52991
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67880
    NORAD ID 67880
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4285 STARLINK-36821
    Time of Closest Approach 2026-09-07T13:54:31+0000
    Collision Probability (Pc) 1.418578E-6
    Conjunction Distance (km) 2.861 km
    Relative Speed (km/s) 14.735 km/s
    Conjunction Risk Parameters R (Radial): -2.151 | I (In-track): 0.488 | C (Cross-track): 1.821
    Collision Risk Index (CRI) 0.38
    X Position (km) 6656.292 6658.354
    Position Y (km) 489.901 488.306
    Position Z (km) 1507.47 1508.647
    Velocity X (km/s) -1.676 1.747
    Velocity Y (km/s) 4.581 -0.866
    Velocity Z (km/s) 5.875 -7.38

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4285 STARLINK-36821
    Semimajor Axis (a) 6843.390 km 6843.657 km
    Eccentricity (e) 0.000095 0.000182
    Inclination (i) 53.1625° 97.2833°
    RAAN 12.4305° 179.8075°
    Perigee Argument 86.9985° 94.5963°
    Mean Anomaly (M) 273.1126° 265.5487°
    Apogee 465.906 km 466.765 km
    Perigee 464.600 km 464.275 km
    Orbit Epoch 2026-09-03T17:33:21+0000 2026-09-04T19:24:28+0000

    STARLINK-4285 & STARLINK-36821 Collision Probability (Pc) Trend

    STARLINK-4285 & STARLINK-36821 Collision Probability (Pc) TrendNot Available

    STARLINK-4285 & STARLINK-36821 Miss Distance (Miss Distance) Trend

    STARLINK-4285 & STARLINK-36821 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4285Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36821Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4285Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36821Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4285

    No nearby objects data