Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.432507E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:37:10+0800
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    1 Object 1

    AOE ID 57637
    NORAD ID 57637
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58624
    NORAD ID 58624
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30311 STARLINK-31129
    Time of Closest Approach 2026-10-21T21:28:13+0000
    Collision Probability (Pc) 8.432507E-6
    Conjunction Distance (km) 0.969 km
    Relative Speed (km/s) 2.26 km/s
    Conjunction Risk Parameters R (Radial): -0.368 | I (In-track): -0.885 | C (Cross-track): 0.133
    Collision Risk Index (CRI) 0.54
    X Position (km) 4484.136 4483.477
    Position Y (km) -2367.684 -2368.348
    Position Z (km) 4613.131 4612.883
    Velocity X (km/s) 2.85 4.197
    Velocity Y (km/s) 7.026 6.314
    Velocity Z (km/s) 0.834 -0.835

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30311 STARLINK-31129
    Semimajor Axis (a) 6861.182 km 6861.022 km
    Eccentricity (e) 0.000119 0.000139
    Inclination (i) 43.0016° 43.0036°
    RAAN 271.0273° 244.4925°
    Perigee Argument 261.3396° 272.4625°
    Mean Anomaly (M) 98.7320° 87.6068°
    Apogee 483.865 km 483.839 km
    Perigee 482.225 km 481.931 km
    Orbit Epoch 2026-10-19T00:04:15+0000 2026-10-19T06:16:20+0000

    STARLINK-30311 & STARLINK-31129 Collision Probability (Pc) Trend

    STARLINK-30311 & STARLINK-31129 Collision Probability (Pc) TrendNot Available

    STARLINK-30311 & STARLINK-31129 Miss Distance (Miss Distance) Trend

    STARLINK-30311 & STARLINK-31129 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30311Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31129Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30311Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31129Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30311

    No nearby objects data