Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.198668E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:01:32+0800
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    1 Object 1

    AOE ID 52990
    NORAD ID 52990
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59374
    NORAD ID 59374
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4286 STARLINK-31641
    Time of Closest Approach 2026-10-21T02:15:37+0000
    Collision Probability (Pc) 1.198668E-6
    Conjunction Distance (km) 2.899 km
    Relative Speed (km/s) 11.324 km/s
    Conjunction Risk Parameters R (Radial): 2.729 | I (In-track): 0.657 | C (Cross-track): 0.728
    Collision Risk Index (CRI) 0.37
    X Position (km) 3805.174 3807.458
    Position Y (km) -4770.569 -4771.861
    Position Z (km) 3077.303 3078.533
    Velocity X (km/s) 5.605 2.414
    Velocity Y (km/s) 1.2 5.198
    Velocity Z (km/s) -5.052 5.051

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4286 STARLINK-31641
    Semimajor Axis (a) 6837.887 km 6840.848 km
    Eccentricity (e) 0.000132 0.000185
    Inclination (i) 53.1587° 53.1582°
    RAAN 155.7934° 289.7499°
    Perigee Argument 84.7002° 87.9970°
    Mean Anomaly (M) 275.4152° 272.1244°
    Apogee 460.656 km 463.974 km
    Perigee 458.844 km 461.448 km
    Orbit Epoch 2026-10-20T00:37:59+0000 2026-10-20T08:54:57+0000

    STARLINK-4286 & STARLINK-31641 Collision Probability (Pc) Trend

    STARLINK-4286 & STARLINK-31641 Collision Probability (Pc) TrendNot Available

    STARLINK-4286 & STARLINK-31641 Miss Distance (Miss Distance) Trend

    STARLINK-4286 & STARLINK-31641 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4286Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31641Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4286Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31641Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4286

    No nearby objects data