Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.706781E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:11:07+0800
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    1 Object 1

    AOE ID 55474
    NORAD ID 55474
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63863
    NORAD ID 63863
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5689 STARLINK-33954
    Time of Closest Approach 2026-10-21T06:41:14+0000
    Collision Probability (Pc) 2.706781E-6
    Conjunction Distance (km) 1.758 km
    Relative Speed (km/s) 7.852 km/s
    Conjunction Risk Parameters R (Radial): 0.012 | I (In-track): -1.507 | C (Cross-track): 0.905
    Collision Risk Index (CRI) 0.44
    X Position (km) -1525.942 -1524.248
    Position Y (km) 5654.949 5655.415
    Position Z (km) -3577.833 -3577.84
    Velocity X (km/s) -6.838 -5.773
    Velocity Y (km/s) 0.273 -3.675
    Velocity Z (km/s) 3.351 -3.351

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5689 STARLINK-33954
    Semimajor Axis (a) 6861.219 km 6861.243 km
    Eccentricity (e) 0.000099 0.000100
    Inclination (i) 43.0010° 43.0015°
    RAAN 158.5668° 255.4472°
    Perigee Argument 250.7842° 289.4600°
    Mean Anomaly (M) 109.2903° 70.6144°
    Apogee 483.761 km 483.795 km
    Perigee 482.403 km 482.417 km
    Orbit Epoch 2026-10-19T01:32:58+0000 2026-10-19T06:36:32+0000

    STARLINK-5689 & STARLINK-33954 Collision Probability (Pc) Trend

    STARLINK-5689 & STARLINK-33954 Collision Probability (Pc) TrendNot Available

    STARLINK-5689 & STARLINK-33954 Miss Distance (Miss Distance) Trend

    STARLINK-5689 & STARLINK-33954 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5689Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33954Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5689Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33954Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5689

    No nearby objects data