Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.573067E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:42:07+0800
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    1 Object 1

    AOE ID 13403
    NORAD ID 13403
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 58423
    NORAD ID 58423
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-30900
    Time of Closest Approach 2026-10-21T23:33:58+0000
    Collision Probability (Pc) 1.573067E-6
    Conjunction Distance (km) 2.255 km
    Relative Speed (km/s) 8.817 km/s
    Conjunction Risk Parameters R (Radial): -0.436 | I (In-track): -1.804 | C (Cross-track): -1.279
    Collision Risk Index (CRI) 0.39
    X Position (km) 2024.365 2025.579
    Position Y (km) -4634.381 -4633.097
    Position Z (km) 4628.233 4629.633
    Velocity X (km/s) -0.565 6.668
    Velocity Y (km/s) 5.272 3.633
    Velocity Z (km/s) 5.485 0.717

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-30900
    Semimajor Axis (a) 6863.794 km 6861.198 km
    Eccentricity (e) 0.002480 0.000202
    Inclination (i) 81.1433° 43.0042°
    RAAN 287.9636° 229.9865°
    Perigee Argument 123.9369° 256.7781°
    Mean Anomaly (M) 236.4228° 103.2846°
    Apogee 502.677 km 484.446 km
    Perigee 468.637 km 481.676 km
    Orbit Epoch 2026-10-19T19:28:11+0000 2026-10-19T05:17:57+0000

    SL-3 R/B & STARLINK-30900 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-30900 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-30900 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-30900 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data