Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.000199E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:00:44+0800
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    1 Object 1

    AOE ID 52472
    NORAD ID 52472
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69965
    NORAD ID 69965
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3881 STARLINK-37840
    Time of Closest Approach 2026-09-07T10:48:15+0000
    Collision Probability (Pc) 1.000199E-6
    Conjunction Distance (km) 2.838 km
    Relative Speed (km/s) 7.835 km/s
    Conjunction Risk Parameters R (Radial): -2.836 | I (In-track): -0.048 | C (Cross-track): 0.032
    Collision Risk Index (CRI) 0.35
    X Position (km) -439.869 -439.744
    Position Y (km) -4767.259 -4765.281
    Position Z (km) -4897.274 -4895.244
    Velocity X (km/s) 6.256 6.772
    Velocity Y (km/s) -3.389 2.188
    Velocity Z (km/s) 2.739 -2.74

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3881 STARLINK-37840
    Semimajor Axis (a) 6843.374 km 6840.816 km
    Eccentricity (e) 0.000102 0.000095
    Inclination (i) 53.1606° 53.1613°
    RAAN 327.8368° 46.7387°
    Perigee Argument 83.9664° 89.6651°
    Mean Anomaly (M) 276.1455° 270.4461°
    Apogee 465.939 km 463.331 km
    Perigee 464.535 km 462.027 km
    Orbit Epoch 2026-09-04T15:49:21+0000 2026-09-04T20:46:59+0000

    STARLINK-3881 & STARLINK-37840 Collision Probability (Pc) Trend

    STARLINK-3881 & STARLINK-37840 Collision Probability (Pc) TrendNot Available

    STARLINK-3881 & STARLINK-37840 Miss Distance (Miss Distance) Trend

    STARLINK-3881 & STARLINK-37840 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37840Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37840Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3881

    No nearby objects data