Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.240397E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T08:45:28+0800
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    1 Object 1

    AOE ID 59748
    NORAD ID 59748
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59895
    NORAD ID 59895
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31640 STARLINK-31964
    Time of Closest Approach 2026-10-21T09:50:01+0000
    Collision Probability (Pc) 8.240397E-7
    Conjunction Distance (km) 2.741 km
    Relative Speed (km/s) 5.079 km/s
    Conjunction Risk Parameters R (Radial): -0.12 | I (In-track): -2.579 | C (Cross-track): 0.916
    Collision Risk Index (CRI) 0.33
    X Position (km) -3456.22 -3454.196
    Position Y (km) -4051.635 -4053.481
    Position Z (km) -4329.878 -4329.957
    Velocity X (km/s) 6.504 4.428
    Velocity Y (km/s) -3.443 -5.878
    Velocity Z (km/s) -1.971 1.972

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31640 STARLINK-31964
    Semimajor Axis (a) 6861.110 km 6861.202 km
    Eccentricity (e) 0.000100 0.000103
    Inclination (i) 43.0007° 43.0018°
    RAAN 0.8634° 297.9955°
    Perigee Argument 226.7271° 269.9945°
    Mean Anomaly (M) 133.3498° 90.0788°
    Apogee 483.657 km 483.776 km
    Perigee 482.289 km 482.354 km
    Orbit Epoch 2026-10-19T06:32:20+0000 2026-10-20T01:10:28+0000

    STARLINK-31640 & STARLINK-31964 Collision Probability (Pc) Trend

    STARLINK-31640 & STARLINK-31964 Collision Probability (Pc) TrendNot Available

    STARLINK-31640 & STARLINK-31964 Miss Distance (Miss Distance) Trend

    STARLINK-31640 & STARLINK-31964 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31964Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31640Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31964Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31640

    No nearby objects data