Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.755471E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:40:09+0800
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    1 Object 1

    AOE ID 54863
    NORAD ID 54863
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61869
    NORAD ID 61869
    Object Type UNKNOWN
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5405 OBJECT A
    Time of Closest Approach 2026-09-05T06:01:17+0000
    Collision Probability (Pc) 6.755471E-6
    Conjunction Distance (km) 1.465 km
    Relative Speed (km/s) 13.358 km/s
    Conjunction Risk Parameters R (Radial): -1.224 | I (In-track): -0.388 | C (Cross-track): 0.704
    Collision Risk Index (CRI) 0.52
    X Position (km) -3717.197 -3716.272
    Position Y (km) 4004.933 4004.869
    Position Z (km) -4153.987 -4152.853
    Velocity X (km/s) -6.368 3.994
    Velocity Y (km/s) -3.429 -2.49
    Velocity Z (km/s) 2.394 -5.984

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5405 OBJECT A
    Semimajor Axis (a) 6861.199 km 6848.197 km
    Eccentricity (e) 0.000075 0.001199
    Inclination (i) 43.0005° 97.4124°
    RAAN 195.2262° 317.4535°
    Perigee Argument 262.1020° 52.9428°
    Mean Anomaly (M) 97.9746° 307.2908°
    Apogee 483.576 km 478.271 km
    Perigee 482.548 km 461.849 km
    Orbit Epoch 2026-09-03T21:20:23+0000 2026-09-04T03:59:35+0000

    STARLINK-5405 & OBJECT A Collision Probability (Pc) Trend

    STARLINK-5405 & OBJECT A Collision Probability (Pc) TrendNot Available

    STARLINK-5405 & OBJECT A Miss Distance (Miss Distance) Trend

    STARLINK-5405 & OBJECT A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5405Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5405Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5405

    No nearby objects data