Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.469677E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T23:54:58+0800
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    1 Object 1

    AOE ID 18586
    NORAD ID 18586
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 25273
    NORAD ID 25273
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-8 R/B IRIDIUM 57
    Time of Closest Approach 2026-10-19T16:45:03+0000
    Collision Probability (Pc) 1.469677E-6
    Conjunction Distance (km) 2.783 km
    Relative Speed (km/s) 14.668 km/s
    Conjunction Risk Parameters R (Radial): 0.929 | I (In-track): -0.47 | C (Cross-track): 2.581
    Collision Risk Index (CRI) 0.38
    X Position (km) -3460.339 -3458.629
    Position Y (km) 5658.074 5660.268
    Position Z (km) -2682.29 -2682.344
    Velocity X (km/s) -3.276 1.02
    Velocity Y (km/s) 1.108 -2.641
    Velocity Z (km/s) 6.61 -6.905

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B IRIDIUM 57
    Semimajor Axis (a) 7141.906 km 7149.111 km
    Eccentricity (e) 0.001947 0.000208
    Inclination (i) 74.0038° 86.3914°
    RAAN 129.3866° 300.2439°
    Perigee Argument 100.3534° 91.1139°
    Mean Anomaly (M) 259.9815° 269.0297°
    Apogee 777.671 km 772.463 km
    Perigee 749.867 km 769.485 km
    Orbit Epoch 2026-10-19T00:09:57+0000 2026-10-19T00:45:54+0000

    SL-8 R/B & IRIDIUM 57 Collision Probability (Pc) Trend

    SL-8 R/B & IRIDIUM 57 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & IRIDIUM 57 Miss Distance (Miss Distance) Trend

    SL-8 R/B & IRIDIUM 57 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 57Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 57Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data