Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.873024E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T10:34:54+0800
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    1 Object 1

    AOE ID 52640
    NORAD ID 52640
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67867
    NORAD ID 67867
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3977 STARLINK-36761
    Time of Closest Approach 2026-09-06T10:54:21+0000
    Collision Probability (Pc) 9.873024E-7
    Conjunction Distance (km) 2.795 km
    Relative Speed (km/s) 7.391 km/s
    Conjunction Risk Parameters R (Radial): -2.783 | I (In-track): 0.217 | C (Cross-track): 0.12
    Collision Risk Index (CRI) 0.35
    X Position (km) -4024.898 -4026.664
    Position Y (km) -2389.387 -2390.148
    Position Z (km) 4974.999 4977.026
    Velocity X (km/s) 5.731 1.096
    Velocity Y (km/s) -4.375 -7.125
    Velocity Z (km/s) 2.529 -2.528

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3977 STARLINK-36761
    Semimajor Axis (a) 6837.886 km 6840.893 km
    Eccentricity (e) 0.000131 0.000147
    Inclination (i) 53.1595° 53.1589°
    RAAN 167.9790° 92.1512°
    Perigee Argument 79.5128° 92.4586°
    Mean Anomaly (M) 280.6023° 267.6585°
    Apogee 460.647 km 463.763 km
    Perigee 458.851 km 461.749 km
    Orbit Epoch 2026-09-04T07:04:05+0000 2026-09-04T14:38:19+0000

    STARLINK-3977 & STARLINK-36761 Collision Probability (Pc) Trend

    STARLINK-3977 & STARLINK-36761 Collision Probability (Pc) TrendNot Available

    STARLINK-3977 & STARLINK-36761 Miss Distance (Miss Distance) Trend

    STARLINK-3977 & STARLINK-36761 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3977Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36761Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3977Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36761Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3977

    No nearby objects data