Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.060069E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:38:48+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 53411
    NORAD ID 53411
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-4497
    Time of Closest Approach 2026-10-20T17:45:29+0000
    Collision Probability (Pc) 3.060069E-6
    Conjunction Distance (km) 1.945 km
    Relative Speed (km/s) 14.679 km/s
    Conjunction Risk Parameters R (Radial): -1.577 | I (In-track): -0.312 | C (Cross-track): 1.094
    Collision Risk Index (CRI) 0.45
    X Position (km) -6001.902 -6003.474
    Position Y (km) 2134.018 2133.475
    Position Z (km) -2491.38 -2492.387
    Velocity X (km/s) 2.958 -3.646
    Velocity Y (km/s) 0.099 -3.918
    Velocity Z (km/s) -7.036 5.442

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-4497
    Semimajor Axis (a) 6835.378 km 6837.840 km
    Eccentricity (e) 0.000934 0.000111
    Inclination (i) 97.6048° 53.1586°
    RAAN 341.9041° 185.6997°
    Perigee Argument 289.0733° 91.7821°
    Mean Anomaly (M) 70.9499° 268.3309°
    Apogee 463.627 km 460.462 km
    Perigee 450.855 km 458.944 km
    Orbit Epoch 2026-10-19T06:29:30+0000 2026-10-18T23:41:45+0000

    SL-3 R/B & STARLINK-4497 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-4497 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-4497 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-4497 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4497Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4497Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data