Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.9582E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:53:04+0800
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    1 Object 1

    AOE ID 52110
    NORAD ID 52110
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52842
    NORAD ID 52842
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3687 STARLINK-4046
    Time of Closest Approach 2026-10-20T19:46:01+0000
    Collision Probability (Pc) 6.9582E-7
    Conjunction Distance (km) 2.956 km
    Relative Speed (km/s) 4.395 km/s
    Conjunction Risk Parameters R (Radial): 2.953 | I (In-track): 0.122 | C (Cross-track): 0.037
    Collision Risk Index (CRI) 0.32
    X Position (km) -4089.29 -4087.561
    Position Y (km) -1267.842 -1267.174
    Position Z (km) 5328.797 5326.495
    Velocity X (km/s) 3.804 0.529
    Velocity Y (km/s) -6.479 -7.496
    Velocity Z (km/s) 1.374 -1.374

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3687 STARLINK-4046
    Semimajor Axis (a) 6843.377 km 6840.881 km
    Eccentricity (e) 0.000128 0.000198
    Inclination (i) 53.1583° 53.1574°
    RAAN 132.9172° 92.3465°
    Perigee Argument 84.4649° 85.4803°
    Mean Anomaly (M) 275.6499° 274.6426°
    Apogee 466.118 km 464.099 km
    Perigee 464.362 km 461.389 km
    Orbit Epoch 2026-10-19T19:58:16+0000 2026-10-19T12:03:18+0000

    STARLINK-3687 & STARLINK-4046 Collision Probability (Pc) Trend

    STARLINK-3687 & STARLINK-4046 Collision Probability (Pc) TrendNot Available

    STARLINK-3687 & STARLINK-4046 Miss Distance (Miss Distance) Trend

    STARLINK-3687 & STARLINK-4046 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4046Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3687Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4046Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3687

    No nearby objects data