Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.183257E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:09:40+0800
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    1 Object 1

    AOE ID 54866
    NORAD ID 54866
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66501
    NORAD ID 66501
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5398 STARLINK-35897
    Time of Closest Approach 2026-10-21T20:33:24+0000
    Collision Probability (Pc) 1.183257E-6
    Conjunction Distance (km) 2.712 km
    Relative Speed (km/s) 9.45 km/s
    Conjunction Risk Parameters R (Radial): 0.151 | I (In-track): 2.132 | C (Cross-track): 1.671
    Collision Risk Index (CRI) 0.36
    X Position (km) 3993.229 3991.025
    Position Y (km) -4985.908 -4987.488
    Position Z (km) 2495.738 2495.692
    Velocity X (km/s) 3.596 5.753
    Velocity Y (km/s) 5.089 2.395
    Velocity Z (km/s) 4.399 -4.398

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5398 STARLINK-35897
    Semimajor Axis (a) 6861.204 km 6861.125 km
    Eccentricity (e) 0.000149 0.000132
    Inclination (i) 43.0015° 42.9993°
    RAAN 298.3450° 169.1251°
    Perigee Argument 269.3907° 261.8288°
    Mean Anomaly (M) 90.6774° 98.2414°
    Apogee 484.089 km 483.892 km
    Perigee 482.045 km 482.084 km
    Orbit Epoch 2026-10-19T07:12:52+0000 2026-10-19T02:00:28+0000

    STARLINK-5398 & STARLINK-35897 Collision Probability (Pc) Trend

    STARLINK-5398 & STARLINK-35897 Collision Probability (Pc) TrendNot Available

    STARLINK-5398 & STARLINK-35897 Miss Distance (Miss Distance) Trend

    STARLINK-5398 & STARLINK-35897 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5398Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35897Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5398Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35897Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5398

    No nearby objects data