Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.222074E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T13:48:39+0800
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    1 Object 1

    AOE ID 54783
    NORAD ID 54783
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55744
    NORAD ID 55744
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5439 STARLINK-5601
    Time of Closest Approach 2026-10-20T01:31:27+0000
    Collision Probability (Pc) 8.222074E-7
    Conjunction Distance (km) 2.874 km
    Relative Speed (km/s) 5.658 km/s
    Conjunction Risk Parameters R (Radial): 2.48 | I (In-track): 1.35 | C (Cross-track): 0.539
    Collision Risk Index (CRI) 0.33
    X Position (km) 4172.268 4174.251
    Position Y (km) 583.233 584.722
    Position Z (km) -5407.282 -5408.734
    Velocity X (km/s) 0.267 4.356
    Velocity Y (km/s) 7.546 4.892
    Velocity Z (km/s) 1.02 3.891

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5439 STARLINK-5601
    Semimajor Axis (a) 6848.869 km 6853.227 km
    Eccentricity (e) 0.000148 0.000326
    Inclination (i) 53.1600° 70.0004°
    RAAN 89.6985° 38.7520°
    Perigee Argument 96.0161° 269.3201°
    Mean Anomaly (M) 264.1010° 90.7601°
    Apogee 471.749 km 477.327 km
    Perigee 469.715 km 472.853 km
    Orbit Epoch 2026-10-18T10:43:28+0000 2026-10-18T23:06:17+0000

    STARLINK-5439 & STARLINK-5601 Collision Probability (Pc) Trend

    STARLINK-5439 & STARLINK-5601 Collision Probability (Pc) TrendNot Available

    STARLINK-5439 & STARLINK-5601 Miss Distance (Miss Distance) Trend

    STARLINK-5439 & STARLINK-5601 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5439Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5601Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5439Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5601Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5439

    No nearby objects data