Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.202575E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:58:22+0800
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    1 Object 1

    AOE ID 52630
    NORAD ID 52630
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69297
    NORAD ID 69297
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3989 STARLINK-37496
    Time of Closest Approach 2026-09-04T19:31:46+0000
    Collision Probability (Pc) 1.202575E-6
    Conjunction Distance (km) 2.959 km
    Relative Speed (km/s) 11.899 km/s
    Conjunction Risk Parameters R (Radial): -2.719 | I (In-track): 0.734 | C (Cross-track): 0.906
    Collision Risk Index (CRI) 0.37
    X Position (km) -498.301 -497.284
    Position Y (km) -4073.234 -4070.987
    Position Z (km) 5473.405 5471.772
    Velocity X (km/s) 7.576 -0.878
    Velocity Y (km/s) -0.945 6.128
    Velocity Z (km/s) -0.014 4.468

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3989 STARLINK-37496
    Semimajor Axis (a) 6848.869 km 6843.687 km
    Eccentricity (e) 0.000122 0.000156
    Inclination (i) 53.1594° 97.2839°
    RAAN 180.7842° 271.7584°
    Perigee Argument 88.0144° 118.1591°
    Mean Anomaly (M) 272.0997° 241.9809°
    Apogee 471.571 km 466.618 km
    Perigee 469.893 km 464.482 km
    Orbit Epoch 2026-09-03T02:25:19+0000 2026-09-03T16:40:20+0000

    STARLINK-3989 & STARLINK-37496 Collision Probability (Pc) Trend

    STARLINK-3989 & STARLINK-37496 Collision Probability (Pc) TrendNot Available

    STARLINK-3989 & STARLINK-37496 Miss Distance (Miss Distance) Trend

    STARLINK-3989 & STARLINK-37496 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3989Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37496Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3989Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37496Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3989

    No nearby objects data