Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.651061E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T07:51:31+0800
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    1 Object 1

    AOE ID 52648
    NORAD ID 52648
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68845
    NORAD ID 68845
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3854 STARLINK-37539
    Time of Closest Approach 2026-09-05T03:05:16+0000
    Collision Probability (Pc) 1.651061E-6
    Conjunction Distance (km) 2.398 km
    Relative Speed (km/s) 11.723 km/s
    Conjunction Risk Parameters R (Radial): 2.36 | I (In-track): 0.264 | C (Cross-track): -0.334
    Collision Risk Index (CRI) 0.39
    X Position (km) 1295.963 1296.083
    Position Y (km) 3900.505 3901.669
    Position Z (km) -5478.743 -5480.835
    Velocity X (km/s) -7.286 -0.349
    Velocity Y (km/s) 2.234 -6.16
    Velocity Z (km/s) -0.133 -4.471

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3854 STARLINK-37539
    Semimajor Axis (a) 6843.382 km 6843.724 km
    Eccentricity (e) 0.000130 0.000137
    Inclination (i) 53.1602° 97.2847°
    RAAN 166.6669° 260.1793°
    Perigee Argument 93.8924° 90.8162°
    Mean Anomaly (M) 266.2227° 269.3237°
    Apogee 466.137 km 466.522 km
    Perigee 464.353 km 464.652 km
    Orbit Epoch 2026-09-04T11:50:37+0000 2026-09-03T20:18:57+0000

    STARLINK-3854 & STARLINK-37539 Collision Probability (Pc) Trend

    STARLINK-3854 & STARLINK-37539 Collision Probability (Pc) TrendNot Available

    STARLINK-3854 & STARLINK-37539 Miss Distance (Miss Distance) Trend

    STARLINK-3854 & STARLINK-37539 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3854Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3854Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3854

    No nearby objects data