Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.487527E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:03:50+0800
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    1 Object 1

    AOE ID 53576
    NORAD ID 53576
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69439
    NORAD ID 69439
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4581 STARLINK-37771
    Time of Closest Approach 2026-09-05T08:19:49+0000
    Collision Probability (Pc) 1.487527E-6
    Conjunction Distance (km) 2.732 km
    Relative Speed (km/s) 14.299 km/s
    Conjunction Risk Parameters R (Radial): 2.667 | I (In-track): -0.196 | C (Cross-track): -0.558
    Collision Risk Index (CRI) 0.38
    X Position (km) 1293.432 1293.39
    Position Y (km) -5213.431 -5211.106
    Position Z (km) -4256.828 -4255.395
    Velocity X (km/s) 6.394 -2.322
    Velocity Y (km/s) -1.553 4.235
    Velocity Z (km/s) 3.848 -5.898

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4581 STARLINK-37771
    Semimajor Axis (a) 6848.892 km 6843.674 km
    Eccentricity (e) 0.000085 0.000199
    Inclination (i) 53.1612° 97.2844°
    RAAN 337.3558° 107.0174°
    Perigee Argument 97.7992° 91.4224°
    Mean Anomaly (M) 262.3107° 268.7246°
    Apogee 471.340 km 466.897 km
    Perigee 470.170 km 464.177 km
    Orbit Epoch 2026-09-01T16:51:21+0000 2026-09-02T13:36:15+0000

    STARLINK-4581 & STARLINK-37771 Collision Probability (Pc) Trend

    STARLINK-4581 & STARLINK-37771 Collision Probability (Pc) TrendNot Available

    STARLINK-4581 & STARLINK-37771 Miss Distance (Miss Distance) Trend

    STARLINK-4581 & STARLINK-37771 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37771Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37771Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4581

    No nearby objects data