Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.18808E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:56:16+0800
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    1 Object 1

    AOE ID 52454
    NORAD ID 52454
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66878
    NORAD ID 66878
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3888 STARLINK-35866
    Time of Closest Approach 2026-10-21T21:32:05+0000
    Collision Probability (Pc) 4.18808E-6
    Conjunction Distance (km) 1.492 km
    Relative Speed (km/s) 7.184 km/s
    Conjunction Risk Parameters R (Radial): -0.578 | I (In-track): 1.217 | C (Cross-track): -0.64
    Collision Risk Index (CRI) 0.47
    X Position (km) -4636.635 -4636.318
    Position Y (km) 272.953 271.557
    Position Z (km) 5012.993 5012.573
    Velocity X (km/s) 2.238 -3.028
    Velocity Y (km/s) -6.885 -6.576
    Velocity Z (km/s) 2.438 -2.438

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3888 STARLINK-35866
    Semimajor Axis (a) 6840.885 km 6840.838 km
    Eccentricity (e) 0.000105 0.000127
    Inclination (i) 53.1589° 53.1572°
    RAAN 134.8526° 61.1236°
    Perigee Argument 89.7801° 87.7139°
    Mean Anomaly (M) 270.3323° 272.4009°
    Apogee 463.470 km 463.572 km
    Perigee 462.026 km 461.830 km
    Orbit Epoch 2026-10-19T06:42:57+0000 2026-10-19T15:53:38+0000

    STARLINK-3888 & STARLINK-35866 Collision Probability (Pc) Trend

    STARLINK-3888 & STARLINK-35866 Collision Probability (Pc) TrendNot Available

    STARLINK-3888 & STARLINK-35866 Miss Distance (Miss Distance) Trend

    STARLINK-3888 & STARLINK-35866 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3888Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35866Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3888Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35866Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3888

    No nearby objects data