Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.906947E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:36:30+0800
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    1 Object 1

    AOE ID 59415
    NORAD ID 59415
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66854
    NORAD ID 66854
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31398 STARLINK-36087
    Time of Closest Approach 2026-09-13T00:18:11+0000
    Collision Probability (Pc) 8.906947E-7
    Conjunction Distance (km) 2.803 km
    Relative Speed (km/s) 6.181 km/s
    Conjunction Risk Parameters R (Radial): -0.01 | I (In-track): -2.563 | C (Cross-track): 1.131
    Collision Risk Index (CRI) 0.34
    X Position (km) -3653.554 -3651.461
    Position Y (km) 4091.274 4093.136
    Position Z (km) 4113.412 4113.403
    Velocity X (km/s) -3.966 -6.44
    Velocity Y (km/s) -6.029 -3.257
    Velocity Z (km/s) 2.469 -2.469

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31398 STARLINK-36087
    Semimajor Axis (a) 6861.283 km 6861.181 km
    Eccentricity (e) 0.000172 0.000142
    Inclination (i) 42.9998° 43.0001°
    RAAN 89.6939° 24.2845°
    Perigee Argument 275.1709° 261.8870°
    Mean Anomaly (M) 84.8946° 98.1821°
    Apogee 484.325 km 484.020 km
    Perigee 481.967 km 482.068 km
    Orbit Epoch 2026-09-10T23:23:11+0000 2026-09-09T15:45:21+0000

    STARLINK-31398 & STARLINK-36087 Collision Probability (Pc) Trend

    STARLINK-31398 & STARLINK-36087 Collision Probability (Pc) TrendNot Available

    STARLINK-31398 & STARLINK-36087 Miss Distance (Miss Distance) Trend

    STARLINK-31398 & STARLINK-36087 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31398Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36087Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31398Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36087Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31398

    No nearby objects data