Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.266816E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:45:44+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 61723
    NORAD ID 61723
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3881 STARLINK-32540
    Time of Closest Approach 2026-09-04T03:40:42+0000
    Collision Probability (Pc) 6.266816E-7
    Conjunction Distance (km) 2.308 km
    Relative Speed (km/s) 1.747 km/s
    Conjunction Risk Parameters R (Radial): -2.289 | I (In-track): -0.293 | C (Cross-track): 0.032
    Collision Risk Index (CRI) 0.31
    X Position (km) 2541.767 2541.149
    Position Y (km) 3251.659 3250.39
    Position Z (km) 5448.619 5446.793
    Velocity X (km/s) -6.407 -5.55
    Velocity Y (km/s) 4.124 5.222
    Velocity Z (km/s) 0.528 -0.526

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3881 STARLINK-32540
    Semimajor Axis (a) 6843.365 km 6840.872 km
    Eccentricity (e) 0.000170 0.000109
    Inclination (i) 53.1606° 53.1592°
    RAAN 337.5816° 326.0459°
    Perigee Argument 46.7687° 89.6498°
    Mean Anomaly (M) 313.3457° 270.4630°
    Apogee 466.388 km 463.480 km
    Perigee 464.068 km 461.990 km
    Orbit Epoch 2026-09-02T13:46:14+0000 2026-09-01T12:44:11+0000

    STARLINK-3881 & STARLINK-32540 Collision Probability (Pc) Trend

    STARLINK-3881 & STARLINK-32540 Collision Probability (Pc) TrendNot Available

    STARLINK-3881 & STARLINK-32540 Miss Distance (Miss Distance) Trend

    STARLINK-3881 & STARLINK-32540 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3881Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32540Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3881Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32540Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3881

    No nearby objects data