Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.660909E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:50:02+0800
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    1 Object 1

    AOE ID 53149
    NORAD ID 53149
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66642
    NORAD ID 66642
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4021 STARLINK-35926
    Time of Closest Approach 2026-09-05T06:01:17+0000
    Collision Probability (Pc) 3.660909E-6
    Conjunction Distance (km) 1.405 km
    Relative Speed (km/s) 4.362 km/s
    Conjunction Risk Parameters R (Radial): -0.274 | I (In-track): 1.321 | C (Cross-track): 0.391
    Collision Risk Index (CRI) 0.46
    X Position (km) 3076.328 3077.162
    Position Y (km) -2984.099 -2982.988
    Position Z (km) -5339.028 -5338.816
    Velocity X (km/s) 3.865 6.306
    Velocity Y (km/s) 6.428 4.062
    Velocity Z (km/s) -1.367 1.366

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4021 STARLINK-35926
    Semimajor Axis (a) 6840.898 km 6840.852 km
    Eccentricity (e) 0.000121 0.000138
    Inclination (i) 53.1608° 53.1599°
    RAAN 79.2187° 39.5040°
    Perigee Argument 88.8082° 86.4470°
    Mean Anomaly (M) 271.3060° 273.6691°
    Apogee 463.591 km 463.660 km
    Perigee 461.931 km 461.770 km
    Orbit Epoch 2026-09-02T14:22:31+0000 2026-09-02T03:19:25+0000

    STARLINK-4021 & STARLINK-35926 Collision Probability (Pc) Trend

    STARLINK-4021 & STARLINK-35926 Collision Probability (Pc) TrendNot Available

    STARLINK-4021 & STARLINK-35926 Miss Distance (Miss Distance) Trend

    STARLINK-4021 & STARLINK-35926 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4021Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35926Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4021Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35926Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4021

    No nearby objects data