Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.438924E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:38:10+0800
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    1 Object 1

    Name JB-3 C
    AOE ID 28470
    NORAD ID 28470
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58493
    NORAD ID 58493
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter JB-3 C STARLINK-30985
    Time of Closest Approach 2026-10-21T09:04:37+0000
    Collision Probability (Pc) 1.438924E-6
    Conjunction Distance (km) 2.76 km
    Relative Speed (km/s) 13.861 km/s
    Conjunction Risk Parameters R (Radial): -2.601 | I (In-track): -0.381 | C (Cross-track): -0.838
    Collision Risk Index (CRI) 0.38
    X Position (km) -217.935 -218.617
    Position Y (km) -5912.097 -5909.573
    Position Z (km) 3471.693 3470.808
    Velocity X (km/s) -1.264 6.54
    Velocity Y (km/s) -3.793 1.81
    Velocity Z (km/s) -6.507 3.484

    Orbital Parameters 国际轨道数据源

    Parameter JB-3 C STARLINK-30985
    Semimajor Axis (a) 6883.651 km 6861.174 km
    Eccentricity (e) 0.003361 0.000144
    Inclination (i) 97.2932° 43.0018°
    RAAN 81.4520° 241.0866°
    Perigee Argument 144.0828° 267.4596°
    Mean Anomaly (M) 216.2676° 92.6090°
    Apogee 528.648 km 484.028 km
    Perigee 482.380 km 482.046 km
    Orbit Epoch 2026-10-19T04:17:22+0000 2026-10-19T05:04:57+0000

    JB-3 C & STARLINK-30985 Collision Probability (Pc) Trend

    JB-3 C & STARLINK-30985 Collision Probability (Pc) TrendNot Available

    JB-3 C & STARLINK-30985 Miss Distance (Miss Distance) Trend

    JB-3 C & STARLINK-30985 Miss Distance (Miss Distance) TrendNot Available

    JB-3 CMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30985Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    JB-3 CCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30985Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with JB-3 C

    No nearby objects data