Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.545451E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:35:36+0800
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    1 Object 1

    AOE ID 44890
    NORAD ID 44890
    Object Type UNKNOWN
    Country
    TBD TBD
    ← VS →

    2 Object 2

    AOE ID 59539
    NORAD ID 59539
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT M STARLINK-31539
    Time of Closest Approach 2026-10-21T14:01:34+0000
    Collision Probability (Pc) 1.545451E-6
    Conjunction Distance (km) 2.502 km
    Relative Speed (km/s) 11.955 km/s
    Conjunction Risk Parameters R (Radial): -1.819 | I (In-track): 1.071 | C (Cross-track): 1.341
    Collision Risk Index (CRI) 0.39
    X Position (km) 2966.19 2967.374
    Position Y (km) 4058.295 4057.994
    Position Z (km) -4670.999 -4673.181
    Velocity X (km/s) 4.147 -6.289
    Velocity Y (km/s) 3.291 4.29
    Velocity Z (km/s) 5.476 -0.268

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT M STARLINK-31539
    Semimajor Axis (a) 6855.815 km 6861.194 km
    Eccentricity (e) 0.001800 0.000127
    Inclination (i) 97.7739° 43.0010°
    RAAN 44.4326° 162.5430°
    Perigee Argument 235.1702° 270.2881°
    Mean Anomaly (M) 124.7844° 89.7826°
    Apogee 490.022 km 483.927 km
    Perigee 465.334 km 482.187 km
    Orbit Epoch 2026-10-19T13:32:19+0000 2026-10-18T23:39:39+0000

    OBJECT M & STARLINK-31539 Collision Probability (Pc) Trend

    OBJECT M & STARLINK-31539 Collision Probability (Pc) TrendNot Available

    OBJECT M & STARLINK-31539 Miss Distance (Miss Distance) Trend

    OBJECT M & STARLINK-31539 Miss Distance (Miss Distance) TrendNot Available

    OBJECT MMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT MCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT M

    No nearby objects data