Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.558582E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:54:01+0800
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    1 Object 1

    AOE ID 52482
    NORAD ID 52482
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53565
    NORAD ID 53565
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3813 STARLINK-4575
    Time of Closest Approach 2026-10-20T22:39:39+0000
    Collision Probability (Pc) 2.558582E-7
    Conjunction Distance (km) 2.645 km
    Relative Speed (km/s) 0.037 km/s
    Conjunction Risk Parameters R (Radial): -2.597 | I (In-track): 0.498 | C (Cross-track): 0.055
    Collision Risk Index (CRI) 0.23
    X Position (km) -4031.056 -4029.384
    Position Y (km) -753.274 -753.466
    Position Z (km) 5468.438 5466.397
    Velocity X (km/s) 1.496 1.468
    Velocity Y (km/s) -7.489 -7.497
    Velocity Z (km/s) 0.071 0.049

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3813 STARLINK-4575
    Semimajor Axis (a) 6843.378 km 6840.852 km
    Eccentricity (e) 0.000144 0.000155
    Inclination (i) 53.1580° 53.1558°
    RAAN 107.2515° 106.3063°
    Perigee Argument 89.7120° 88.8564°
    Mean Anomaly (M) 270.4047° 271.2616°
    Apogee 466.230 km 463.774 km
    Perigee 464.252 km 461.656 km
    Orbit Epoch 2026-10-19T18:07:09+0000 2026-10-19T21:15:38+0000

    STARLINK-3813 & STARLINK-4575 Collision Probability (Pc) Trend

    STARLINK-3813 & STARLINK-4575 Collision Probability (Pc) TrendNot Available

    STARLINK-3813 & STARLINK-4575 Miss Distance (Miss Distance) Trend

    STARLINK-3813 & STARLINK-4575 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3813Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4575Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3813Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4575Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3813

    No nearby objects data