Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.376522E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-28T07:06:04+0800
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    1 Object 1

    AOE ID 56785
    NORAD ID 56785
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64897
    NORAD ID 64897
    Object Type PAYLOAD
    Country
    AU AU

    Conjunction Constraints

    Parameter STARLINK-5931 SKYCRAFT 4A
    Time of Closest Approach 2026-09-29T19:18:43+0000
    Collision Probability (Pc) 1.376522E-6
    Conjunction Distance (km) 2.897 km
    Relative Speed (km/s) 14.394 km/s
    Conjunction Risk Parameters R (Radial): -2.896 | I (In-track): -0.014 | C (Cross-track): -0.029
    Collision Risk Index (CRI) 0.38
    X Position (km) -2195.461 -2196.376
    Position Y (km) 1947.075 1947.854
    Position Z (km) -6305.318 -6307.954
    Velocity X (km/s) -7.071 6.452
    Velocity Y (km/s) -1.928 -2.527
    Velocity Z (km/s) 1.866 -3.026

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5931 SKYCRAFT 4A
    Semimajor Axis (a) 6950.194 km 6952.659 km
    Eccentricity (e) 0.000322 0.000385
    Inclination (i) 69.9991° 97.6612°
    RAAN 197.8070° 332.6438°
    Perigee Argument 268.3034° 287.8562°
    Mean Anomaly (M) 91.7756° 72.2239°
    Apogee 574.292 km 577.202 km
    Perigee 569.822 km 571.842 km
    Orbit Epoch 2026-09-26T16:20:24+0000 2026-09-27T03:40:28+0000

    STARLINK-5931 & SKYCRAFT 4A Collision Probability (Pc) Trend

    STARLINK-5931 & SKYCRAFT 4A Collision Probability (Pc) TrendNot Available

    STARLINK-5931 & SKYCRAFT 4A Miss Distance (Miss Distance) Trend

    STARLINK-5931 & SKYCRAFT 4A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SKYCRAFT 4AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5931Collision Probability Trend

    Object 1 Probability TrendNot Available

    SKYCRAFT 4ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5931

    No nearby objects data