Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.79588E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:16:06+0800
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    1 Object 1

    AOE ID 53688
    NORAD ID 53688
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59404
    NORAD ID 59404
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4571 STARLINK-31374
    Time of Closest Approach 2026-10-21T00:13:24+0000
    Collision Probability (Pc) 3.79588E-6
    Conjunction Distance (km) 1.531 km
    Relative Speed (km/s) 6.988 km/s
    Conjunction Risk Parameters R (Radial): 1.455 | I (In-track): 0.421 | C (Cross-track): -0.221
    Collision Risk Index (CRI) 0.47
    X Position (km) 6661.08 6659.593
    Position Y (km) -1528.783 -1528.604
    Position Z (km) 615.7 616.016
    Velocity X (km/s) 0.454 1.711
    Velocity Y (km/s) -1.099 5.351
    Velocity Z (km/s) -7.53 -5.157

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4571 STARLINK-31374
    Semimajor Axis (a) 6860.141 km 6861.182 km
    Eccentricity (e) 0.000189 0.000078
    Inclination (i) 97.2831° 42.9992°
    RAAN 164.9385° 183.5152°
    Perigee Argument 71.5700° 273.3888°
    Mean Anomaly (M) 85.6085° 86.6874°
    Apogee 483.302 km 483.582 km
    Perigee 480.706 km 482.508 km
    Orbit Epoch 2026-10-19T12:00:02+0000 2026-10-19T01:57:49+0000

    STARLINK-4571 & STARLINK-31374 Collision Probability (Pc) Trend

    STARLINK-4571 & STARLINK-31374 Collision Probability (Pc) TrendNot Available

    STARLINK-4571 & STARLINK-31374 Miss Distance (Miss Distance) Trend

    STARLINK-4571 & STARLINK-31374 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4571Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31374Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4571Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31374Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4571

    No nearby objects data