Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.406537E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:43:27+0800
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    1 Object 1

    AOE ID 52612
    NORAD ID 52612
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53845
    NORAD ID 53845
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4002 STARLINK-4753
    Time of Closest Approach 2026-10-22T07:26:57+0000
    Collision Probability (Pc) 3.406537E-6
    Conjunction Distance (km) 1.297 km
    Relative Speed (km/s) 2.565 km/s
    Conjunction Risk Parameters R (Radial): 0.638 | I (In-track): 1.113 | C (Cross-track): 0.191
    Collision Risk Index (CRI) 0.46
    X Position (km) 1507.285 1506.373
    Position Y (km) 3874.546 3875.315
    Position Z (km) 5422.734 5423.241
    Velocity X (km/s) -6.65 -7.387
    Velocity Y (km/s) 3.677 1.778
    Velocity Z (km/s) -0.777 0.781

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4002 STARLINK-4753
    Semimajor Axis (a) 6840.864 km 6839.655 km
    Eccentricity (e) 0.000114 0.000064
    Inclination (i) 53.1601° 53.1654°
    RAAN 339.8511° 2.5254°
    Perigee Argument 86.8398° 328.1520°
    Mean Anomaly (M) 273.2736° 31.9444°
    Apogee 463.510 km 461.958 km
    Perigee 461.944 km 461.078 km
    Orbit Epoch 2026-10-19T11:48:25+0000 2026-10-19T19:41:48+0000

    STARLINK-4002 & STARLINK-4753 Collision Probability (Pc) Trend

    STARLINK-4002 & STARLINK-4753 Collision Probability (Pc) TrendNot Available

    STARLINK-4002 & STARLINK-4753 Miss Distance (Miss Distance) Trend

    STARLINK-4002 & STARLINK-4753 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4002Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4753Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4002Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4753Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4002

    No nearby objects data