Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.977266E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:08:43+0800
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    1 Object 1

    AOE ID 12586
    NORAD ID 12586
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 59219
    NORAD ID 59219
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-31518
    Time of Closest Approach 2026-10-21T19:33:24+0000
    Collision Probability (Pc) 2.977266E-6
    Conjunction Distance (km) 1.965 km
    Relative Speed (km/s) 14.676 km/s
    Conjunction Risk Parameters R (Radial): -1.356 | I (In-track): -0.394 | C (Cross-track): -1.365
    Collision Risk Index (CRI) 0.44
    X Position (km) 5982.445 5983.833
    Position Y (km) -2018.804 -2017.905
    Position Z (km) 2621.466 2622.527
    Velocity X (km/s) -3.099 3.704
    Velocity Y (km/s) -0.109 3.984
    Velocity Z (km/s) 6.979 -5.363

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-31518
    Semimajor Axis (a) 6835.369 km 6840.893 km
    Eccentricity (e) 0.000933 0.000137
    Inclination (i) 97.6048° 53.1585°
    RAAN 342.1060° 192.1220°
    Perigee Argument 288.2160° 94.9869°
    Mean Anomaly (M) 71.8067° 265.1290°
    Apogee 463.613 km 463.694 km
    Perigee 450.851 km 461.818 km
    Orbit Epoch 2026-10-19T11:10:53+0000 2026-10-19T02:48:23+0000

    SL-3 R/B & STARLINK-31518 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-31518 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-31518 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-31518 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31518Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31518Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data