Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.329578E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:22:28+0800
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    1 Object 1

    AOE ID 47807
    NORAD ID 47807
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49744
    NORAD ID 49744
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2388 STARLINK-3231
    Time of Closest Approach 2026-10-21T13:56:30+0000
    Collision Probability (Pc) 8.329578E-7
    Conjunction Distance (km) 2.744 km
    Relative Speed (km/s) 5.197 km/s
    Conjunction Risk Parameters R (Radial): 2.732 | I (In-track): -0.238 | C (Cross-track): 0.089
    Collision Risk Index (CRI) 0.33
    X Position (km) 2816.329 2817.259
    Position Y (km) -3331.243 -3332.737
    Position Z (km) 5266.417 5268.522
    Velocity X (km/s) 4.19 6.775
    Velocity Y (km/s) 6.166 3.105
    Velocity Z (km/s) 1.655 -1.655

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2388 STARLINK-3231
    Semimajor Axis (a) 6846.666 km 6848.866 km
    Eccentricity (e) 0.000175 0.000135
    Inclination (i) 53.1583° 53.1582°
    RAAN 251.5103° 201.8300°
    Perigee Argument 84.6260° 96.8996°
    Mean Anomaly (M) 275.4941° 263.2159°
    Apogee 469.728 km 471.653 km
    Perigee 467.330 km 469.805 km
    Orbit Epoch 2026-10-20T06:18:55+0000 2026-10-20T03:01:49+0000

    STARLINK-2388 & STARLINK-3231 Collision Probability (Pc) Trend

    STARLINK-2388 & STARLINK-3231 Collision Probability (Pc) TrendNot Available

    STARLINK-2388 & STARLINK-3231 Miss Distance (Miss Distance) Trend

    STARLINK-2388 & STARLINK-3231 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2388Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3231Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2388Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3231Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2388

    No nearby objects data