Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.789071E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:22:10+0800
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    1 Object 1

    AOE ID 59299
    NORAD ID 59299
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59800
    NORAD ID 59800
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31409 STARLINK-31812
    Time of Closest Approach 2026-10-21T20:11:17+0000
    Collision Probability (Pc) 5.789071E-6
    Conjunction Distance (km) 0.992 km
    Relative Speed (km/s) 1.342 km/s
    Conjunction Risk Parameters R (Radial): 0.93 | I (In-track): -0.343 | C (Cross-track): -0.03
    Collision Risk Index (CRI) 0.5
    X Position (km) 1656.793 1656.692
    Position Y (km) -4760.33 -4761.088
    Position Z (km) -4658.041 -4658.672
    Velocity X (km/s) 7.017 7.316
    Velocity Y (km/s) 2.926 2.065
    Velocity Z (km/s) -0.493 0.491

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31409 STARLINK-31812
    Semimajor Axis (a) 6861.140 km 6861.201 km
    Eccentricity (e) 0.000195 0.000073
    Inclination (i) 43.0032° 43.0007°
    RAAN 43.8855° 26.1151°
    Perigee Argument 273.7702° 277.1413°
    Mean Anomaly (M) 86.2926° 82.9355°
    Apogee 484.341 km 483.569 km
    Perigee 481.665 km 482.559 km
    Orbit Epoch 2026-10-18T18:51:04+0000 2026-10-19T07:21:20+0000

    STARLINK-31409 & STARLINK-31812 Collision Probability (Pc) Trend

    STARLINK-31409 & STARLINK-31812 Collision Probability (Pc) TrendNot Available

    STARLINK-31409 & STARLINK-31812 Miss Distance (Miss Distance) Trend

    STARLINK-31409 & STARLINK-31812 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31409Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31812Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31409Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31812Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31409

    No nearby objects data