Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.626754E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:01:17+0800
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    1 Object 1

    AOE ID 53650
    NORAD ID 53650
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59741
    NORAD ID 59741
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4380 STARLINK-31818
    Time of Closest Approach 2026-10-20T13:23:46+0000
    Collision Probability (Pc) 1.626754E-6
    Conjunction Distance (km) 2.583 km
    Relative Speed (km/s) 14.321 km/s
    Conjunction Risk Parameters R (Radial): -1.36 | I (In-track): -0.762 | C (Cross-track): -2.058
    Collision Risk Index (CRI) 0.39
    X Position (km) -6558.605 -6560.275
    Position Y (km) 1760.218 1758.646
    Position Z (km) 964.591 965.779
    Velocity X (km/s) 1.29 -2.163
    Velocity Y (km/s) 0.664 -5.251
    Velocity Z (km/s) 7.486 -5.09

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4380 STARLINK-31818
    Semimajor Axis (a) 6861.046 km 6861.217 km
    Eccentricity (e) 0.000161 0.000089
    Inclination (i) 97.2851° 43.0017°
    RAAN 165.3092° 1.3307°
    Perigee Argument 88.9667° 285.4059°
    Mean Anomaly (M) 254.1893° 74.6694°
    Apogee 484.013 km 483.691 km
    Perigee 481.805 km 482.469 km
    Orbit Epoch 2026-10-19T20:00:04+0000 2026-10-19T05:16:43+0000

    STARLINK-4380 & STARLINK-31818 Collision Probability (Pc) Trend

    STARLINK-4380 & STARLINK-31818 Collision Probability (Pc) TrendNot Available

    STARLINK-4380 & STARLINK-31818 Miss Distance (Miss Distance) Trend

    STARLINK-4380 & STARLINK-31818 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4380Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31818Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4380Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31818Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4380

    No nearby objects data