Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.715193E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:02:58+0800
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    1 Object 1

    AOE ID 52871
    NORAD ID 52871
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59769
    NORAD ID 59769
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4207 STARLINK-31830
    Time of Closest Approach 2026-10-29T17:31:49+0000
    Collision Probability (Pc) 5.715193E-7
    Conjunction Distance (km) 1.789 km
    Relative Speed (km/s) 0.245 km/s
    Conjunction Risk Parameters R (Radial): -1.131 | I (In-track): 1.386 | C (Cross-track): -0.002
    Collision Risk Index (CRI) 0.3
    X Position (km) 1350.446 1351.525
    Position Y (km) -3878.976 -3877.86
    Position Z (km) -5477.513 -5476.623
    Velocity X (km/s) 7.166 7.231
    Velocity Y (km/s) 2.601 2.419
    Velocity Z (km/s) -0.075 0.074

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4207 STARLINK-31830
    Semimajor Axis (a) 6840.859 km 6841.213 km
    Eccentricity (e) 0.000102 0.000313
    Inclination (i) 53.1607° 53.1605°
    RAAN 31.8693° 29.8808°
    Perigee Argument 63.4675° 325.3535°
    Mean Anomaly (M) 296.6432° 34.7263°
    Apogee 463.417 km 465.221 km
    Perigee 462.027 km 460.931 km
    Orbit Epoch 2026-10-27T06:31:14+0000 2026-10-27T04:56:42+0000

    STARLINK-4207 & STARLINK-31830 Collision Probability (Pc) Trend

    STARLINK-4207 & STARLINK-31830 Collision Probability (Pc) TrendNot Available

    STARLINK-4207 & STARLINK-31830 Miss Distance (Miss Distance) Trend

    STARLINK-4207 & STARLINK-31830 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4207Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31830Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4207Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31830Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4207

    No nearby objects data