Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.309071E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:46:57+0800
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    1 Object 1

    AOE ID 57984
    NORAD ID 57984
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58746
    NORAD ID 58746
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30516 STARLINK-31181
    Time of Closest Approach 2026-10-22T16:01:12+0000
    Collision Probability (Pc) 9.309071E-7
    Conjunction Distance (km) 2.72 km
    Relative Speed (km/s) 6.224 km/s
    Conjunction Risk Parameters R (Radial): 0.103 | I (In-track): -2.48 | C (Cross-track): -1.11
    Collision Risk Index (CRI) 0.34
    X Position (km) 854.761 852.089
    Position Y (km) -5426.14 -5426.645
    Position Z (km) 4102.273 4102.333
    Velocity X (km/s) 7.169 6.59
    Velocity Y (km/s) -0.76 2.923
    Velocity Z (km/s) -2.492 2.492

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30516 STARLINK-31181
    Semimajor Axis (a) 6861.120 km 6861.203 km
    Eccentricity (e) 0.000093 0.000107
    Inclination (i) 43.0013° 43.0026°
    RAAN 167.1135° 239.3962°
    Perigee Argument 287.6180° 265.6381°
    Mean Anomaly (M) 72.4569° 94.4349°
    Apogee 483.624 km 483.799 km
    Perigee 482.342 km 482.333 km
    Orbit Epoch 2026-10-20T00:44:04+0000 2026-10-20T05:41:23+0000

    STARLINK-30516 & STARLINK-31181 Collision Probability (Pc) Trend

    STARLINK-30516 & STARLINK-31181 Collision Probability (Pc) TrendNot Available

    STARLINK-30516 & STARLINK-31181 Miss Distance (Miss Distance) Trend

    STARLINK-30516 & STARLINK-31181 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30516Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31181Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30516Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31181Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30516

    No nearby objects data