Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.582789E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:03:59+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 63951
    NORAD ID 63951
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31640 STARLINK-33998
    Time of Closest Approach 2026-10-20T19:01:04+0000
    Collision Probability (Pc) 9.582789E-7
    Conjunction Distance (km) 2.921 km
    Relative Speed (km/s) 7.74 km/s
    Conjunction Risk Parameters R (Radial): -2.61 | I (In-track): -1.127 | C (Cross-track): -0.665
    Collision Risk Index (CRI) 0.35
    X Position (km) 820.555 821.419
    Position Y (km) 4948.335 4946.731
    Position Z (km) 4672.21 4669.927
    Velocity X (km/s) -7.541 -4.27
    Velocity Y (km/s) 1.144 -3.955
    Velocity Z (km/s) 0.112 4.929

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31640 STARLINK-33998
    Semimajor Axis (a) 6861.110 km 6855.158 km
    Eccentricity (e) 0.000100 0.000255
    Inclination (i) 43.0007° 70.0020°
    RAAN 0.8634° 64.5727°
    Perigee Argument 226.7271° 266.4990°
    Mean Anomaly (M) 133.3498° 93.5893°
    Apogee 483.657 km 478.772 km
    Perigee 482.289 km 475.270 km
    Orbit Epoch 2026-10-19T06:32:20+0000 2026-10-19T08:17:14+0000

    STARLINK-31640 & STARLINK-33998 Collision Probability (Pc) Trend

    STARLINK-31640 & STARLINK-33998 Collision Probability (Pc) TrendNot Available

    STARLINK-31640 & STARLINK-33998 Miss Distance (Miss Distance) Trend

    STARLINK-31640 & STARLINK-33998 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33998Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31640Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33998Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31640

    No nearby objects data