Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.512008E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:32:36+0800
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    1 Object 1

    AOE ID 47648
    NORAD ID 47648
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 49431
    NORAD ID 49431
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2031 STARLINK-3153
    Time of Closest Approach 2026-10-22T16:32:08+0000
    Collision Probability (Pc) 1.512008E-6
    Conjunction Distance (km) 2.542 km
    Relative Speed (km/s) 12.074 km/s
    Conjunction Risk Parameters R (Radial): -2.445 | I (In-track): 0.426 | C (Cross-track): -0.545
    Collision Risk Index (CRI) 0.39
    X Position (km) -938.9 -939.921
    Position Y (km) -6631.811 -6634.084
    Position Z (km) -1392.192 -1392.692
    Velocity X (km/s) 4.799 4.455
    Velocity Y (km/s) 0.555 -1.866
    Velocity Z (km/s) -5.912 5.911

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2031 STARLINK-3153
    Semimajor Axis (a) 6838.465 km 6840.892 km
    Eccentricity (e) 0.000139 0.000128
    Inclination (i) 53.1597° 53.1590°
    RAAN 83.2245° 283.3767°
    Perigee Argument 89.7034° 92.5874°
    Mean Anomaly (M) 240.6848° 267.5275°
    Apogee 461.277 km 463.630 km
    Perigee 459.379 km 461.880 km
    Orbit Epoch 2026-10-20T12:00:03+0000 2026-10-20T00:30:20+0000

    STARLINK-2031 & STARLINK-3153 Collision Probability (Pc) Trend

    STARLINK-2031 & STARLINK-3153 Collision Probability (Pc) TrendNot Available

    STARLINK-2031 & STARLINK-3153 Miss Distance (Miss Distance) Trend

    STARLINK-2031 & STARLINK-3153 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2031Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3153Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2031Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3153Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2031

    No nearby objects data