Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.514727E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:30:31+0800
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    1 Object 1

    AOE ID 59521
    NORAD ID 59521
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66519
    NORAD ID 66519
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31404 STARLINK-35931
    Time of Closest Approach 2026-10-23T09:23:25+0000
    Collision Probability (Pc) 5.514727E-6
    Conjunction Distance (km) 1.195 km
    Relative Speed (km/s) 3.589 km/s
    Conjunction Risk Parameters R (Radial): -0.226 | I (In-track): 1.141 | C (Cross-track): 0.273
    Collision Risk Index (CRI) 0.5
    X Position (km) -5155.548 -5155.762
    Position Y (km) -201.497 -200.331
    Position Z (km) 4513.957 4514.109
    Velocity X (km/s) 1.471 -0.894
    Velocity Y (km/s) -7.362 -7.453
    Velocity Z (km/s) 1.349 -1.348

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31404 STARLINK-35931
    Semimajor Axis (a) 6861.205 km 6861.141 km
    Eccentricity (e) 0.000127 0.000192
    Inclination (i) 43.0050° 43.0036°
    RAAN 126.1496° 86.9513°
    Perigee Argument 274.0530° 272.3979°
    Mean Anomaly (M) 86.0177° 87.6653°
    Apogee 483.936 km 484.321 km
    Perigee 482.200 km 481.687 km
    Orbit Epoch 2026-10-20T23:00:03+0000 2026-10-20T18:09:54+0000

    STARLINK-31404 & STARLINK-35931 Collision Probability (Pc) Trend

    STARLINK-31404 & STARLINK-35931 Collision Probability (Pc) TrendNot Available

    STARLINK-31404 & STARLINK-35931 Miss Distance (Miss Distance) Trend

    STARLINK-31404 & STARLINK-35931 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35931Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35931Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31404

    No nearby objects data