Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.401197E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:45:44+0800
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    1 Object 1

    AOE ID 51994
    NORAD ID 51994
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66353
    NORAD ID 66353
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3647 STARLINK-35869
    Time of Closest Approach 2026-09-06T01:19:51+0000
    Collision Probability (Pc) 1.401197E-6
    Conjunction Distance (km) 2.67 km
    Relative Speed (km/s) 12.157 km/s
    Conjunction Risk Parameters R (Radial): 2.416 | I (In-track): -0.69 | C (Cross-track): -0.902
    Collision Risk Index (CRI) 0.38
    X Position (km) -1981.776 -1981.389
    Position Y (km) 6476.958 6479.579
    Position Z (km) -951.498 -951.831
    Velocity X (km/s) -4.174 -4.664
    Velocity Y (km/s) -2.155 -0.549
    Velocity Z (km/s) -6.021 6.02

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3647 STARLINK-35869
    Semimajor Axis (a) 6837.921 km 6840.854 km
    Eccentricity (e) 0.000100 0.000161
    Inclination (i) 53.1602° 53.1582°
    RAAN 292.7118° 124.3105°
    Perigee Argument 88.9752° 55.2758°
    Mean Anomaly (M) 271.1366° 304.8395°
    Apogee 460.471 km 463.816 km
    Perigee 459.097 km 461.618 km
    Orbit Epoch 2026-09-03T13:08:30+0000 2026-09-03T15:32:05+0000

    STARLINK-3647 & STARLINK-35869 Collision Probability (Pc) Trend

    STARLINK-3647 & STARLINK-35869 Collision Probability (Pc) TrendNot Available

    STARLINK-3647 & STARLINK-35869 Miss Distance (Miss Distance) Trend

    STARLINK-3647 & STARLINK-35869 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35869Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35869Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3647

    No nearby objects data