Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.833744E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T00:02:38+0800
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    1 Object 1

    AOE ID 52115
    NORAD ID 52115
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61591
    NORAD ID 61591
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3685 STARLINK-32409
    Time of Closest Approach 2026-10-28T19:20:45+0000
    Collision Probability (Pc) 8.833744E-7
    Conjunction Distance (km) 2.55 km
    Relative Speed (km/s) 4.762 km/s
    Conjunction Risk Parameters R (Radial): -0.329 | I (In-track): 2.401 | C (Cross-track): 0.793
    Collision Risk Index (CRI) 0.34
    X Position (km) 3934.603 3935.464
    Position Y (km) -1791.206 -1788.82
    Position Z (km) -5308.941 -5308.684
    Velocity X (km/s) 1.319 4.678
    Velocity Y (km/s) 7.357 5.829
    Velocity Z (km/s) -1.504 1.505

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3685 STARLINK-32409
    Semimajor Axis (a) 6841.075 km 6840.821 km
    Eccentricity (e) 0.000147 0.000106
    Inclination (i) 53.1601° 53.1602°
    RAAN 93.5882° 47.6934°
    Perigee Argument 24.2799° 81.5384°
    Mean Anomaly (M) 335.8273° 278.5739°
    Apogee 463.942 km 463.408 km
    Perigee 461.934 km 461.960 km
    Orbit Epoch 2026-10-27T17:13:22+0000 2026-10-27T17:06:02+0000

    STARLINK-3685 & STARLINK-32409 Collision Probability (Pc) Trend

    STARLINK-3685 & STARLINK-32409 Collision Probability (Pc) TrendNot Available

    STARLINK-3685 & STARLINK-32409 Miss Distance (Miss Distance) Trend

    STARLINK-3685 & STARLINK-32409 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3685Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32409Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3685Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32409Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3685

    No nearby objects data