Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.551255E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T22:06:56+0800
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    1 Object 1

    AOE ID 59474
    NORAD ID 59474
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67507
    NORAD ID 67507
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31581 STARLINK-36521
    Time of Closest Approach 2026-10-21T15:15:41+0000
    Collision Probability (Pc) 8.551255E-7
    Conjunction Distance (km) 2.903 km
    Relative Speed (km/s) 6.214 km/s
    Conjunction Risk Parameters R (Radial): 0.257 | I (In-track): 2.639 | C (Cross-track): -1.182
    Collision Risk Index (CRI) 0.34
    X Position (km) 2351.071 2353.597
    Position Y (km) 4970.065 4968.645
    Position Z (km) -4108.585 -4108.428
    Velocity X (km/s) -7.084 -5.492
    Velocity Y (km/s) 1.295 4.658
    Velocity Z (km/s) -2.488 2.488

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31581 STARLINK-36521
    Semimajor Axis (a) 6861.204 km 6861.168 km
    Eccentricity (e) 0.000120 0.000091
    Inclination (i) 43.0007° 42.9997°
    RAAN 205.6580° 133.7911°
    Perigee Argument 259.4310° 262.4458°
    Mean Anomaly (M) 100.6406° 97.6290°
    Apogee 483.892 km 483.659 km
    Perigee 482.242 km 482.403 km
    Orbit Epoch 2026-10-19T02:34:38+0000 2026-10-18T20:03:12+0000

    STARLINK-31581 & STARLINK-36521 Collision Probability (Pc) Trend

    STARLINK-31581 & STARLINK-36521 Collision Probability (Pc) TrendNot Available

    STARLINK-31581 & STARLINK-36521 Miss Distance (Miss Distance) Trend

    STARLINK-31581 & STARLINK-36521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31581

    No nearby objects data