Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.972616E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T09:33:23+0800
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    1 Object 1

    AOE ID 53494
    NORAD ID 53494
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69718
    NORAD ID 69718
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4340 STARLINK-37989
    Time of Closest Approach 2026-10-20T19:39:26+0000
    Collision Probability (Pc) 7.972616E-6
    Conjunction Distance (km) 1.31 km
    Relative Speed (km/s) 9.835 km/s
    Conjunction Risk Parameters R (Radial): -0.63 | I (In-track): -0.876 | C (Cross-track): -0.742
    Collision Risk Index (CRI) 0.53
    X Position (km) -204.371 -205.482
    Position Y (km) 1120.656 1120.347
    Position Z (km) -6756.304 -6755.682
    Velocity X (km/s) 4.849 6.594
    Velocity Y (km/s) 5.816 -3.724
    Velocity Z (km/s) 0.818 -0.818

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4340 STARLINK-37989
    Semimajor Axis (a) 6843.688 km 6843.648 km
    Eccentricity (e) 0.000099 0.000062
    Inclination (i) 97.2860° 97.2858°
    RAAN 48.4786° 327.5196°
    Perigee Argument 85.5449° 105.8187°
    Mean Anomaly (M) 274.5907° 254.3123°
    Apogee 466.231 km 465.932 km
    Perigee 464.871 km 465.090 km
    Orbit Epoch 2026-10-18T06:56:38+0000 2026-10-18T13:15:55+0000

    STARLINK-4340 & STARLINK-37989 Collision Probability (Pc) Trend

    STARLINK-4340 & STARLINK-37989 Collision Probability (Pc) TrendNot Available

    STARLINK-4340 & STARLINK-37989 Miss Distance (Miss Distance) Trend

    STARLINK-4340 & STARLINK-37989 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4340Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37989Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4340Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37989Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4340

    No nearby objects data